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green · neutral

#577656

a dark, soft green · neutral · closest name: Dark Olive Green

Token name suggestion: Forest Jade

RGB
87, 118, 86
HSL
118°, 16%, 40%
CMYK
26, 0, 27, 54
Luminance
0.1565

#577656 is a dark soft green, 118° on the wheel and 55/100 on the cool side. Put white text on it (5.08:1). As text it scores 5.08:1 on white — safe at any size. Nearest name is Dark Olive Green, nearest Tailwind family is neutral.

hsl(118 16% 40%)rgb(87 118 86)Base step 700AA inkNeutral

At a glance

Every number on this page in one read: what #577656 is made of, how bright it looks, and which way it leans.

Hex
#577656
Hue
118°
green
Saturation
16%
soft
Lightness
40%
dark
Brightness
46%
HSV value
Perceived
42%
weighted brightness
Luminance
0.1565
WCAG relative
Temperature
Neutral
55/100 cool
Color family
Green
Tone
Soft
Best ink
White
5.08:1
Closest name
Dark Olive Green
ΔE2000 9.4
Chroma
22.9
LCH, 0–130ish
OKLCH L
0.532
perceptual lightness
Tailwind
neutral
500 · ΔE 18
Web-safe
#666666
nearest of 216
Where it sits
Hue118° of 360°
Saturation16%
Lightness40%
Saturation × lightness field

Left edge is grey, right edge is full chroma; top is white, bottom is black. The dot is #577656.

Temperature
Warm ← → Cool55% cool

Reads neutral. Warm and cool siblings keep the same lightness, so you can swap one in without redoing your contrast maths.

Luminance by channel
Red13%
Green83%
Blue4%

Green carries most of what the eye calls brightness — that is why WCAG weights it 0.7152.

Every format

HEX#577656
HEX (8-digit)#577656ff
RGBrgb(87, 118, 86)
RGBArgba(87, 118, 86, 1)
HSLhsl(118, 16%, 40%)
HSV / HSBhsv(118, 27%, 46%)
HWBhwb(118 34% 54%)
CMYKcmyk(26%, 0%, 27%, 54%)
LABlab(46.5 -18.0 14.1)
LCHlch(46.5 22.9 141.9)
OKLCHoklch(0.532 0.061 143.9)
XYZ (D65)xyz(12.09, 15.65, 11.19)
Decimal5731926
Display P3color(display-p3 0.341 0.463 0.337)
Web-safe#666666

Copy-ready code

every platformclick to select
/* CSS */
color: #577656;
background-color: #577656;
/* CSS custom property */
--brand: #577656;
/* Tailwind (arbitrary) */
class="text-[#577656] bg-[#577656]"
/* SCSS */
$brand: #577656;
/* SwiftUI */
Color(red: 0.341, green: 0.463, blue: 0.337)
/* UIKit */
UIColor(red: 0.341, green: 0.463, blue: 0.337, alpha: 1)
/* Android XML */
<color name="brand">#577656</color>
/* Android Compose */
Color(0xFF577656)
/* Flutter */
Color(0xFF577656)
/* Python / OpenCV (BGR) */
(86, 118, 87)
/* Python / PIL (RGB) */
(87, 118, 86)
/* Java AWT */
new Color(87, 118, 86)
/* .NET */
Color.FromArgb(255, 87, 118, 86)
/* OpenGL / Unity (0–1) */
(0.3412f, 0.4627f, 0.3373f, 1f)
/* LaTeX */
\definecolor{brand}{RGB}{87,118,86}
modern cssclick to select
/* mix without leaving CSS */
background: color-mix(in oklab, #577656 85%, white);
border-color: color-mix(in oklab, #577656 40%, transparent);
/* theme-aware in one line */
color: light-dark(#364A36, #DCE5DC);
/* relative colour syntax */
--hover: hsl(from #577656 h s calc(l - 7));

Design tokens

The same ramp in the four formats a team actually needs. Paste one and the whole palette lands with it.

css custom propertiesclick to select
:root {
  --brand-50: #F6F8F6;
  --brand-100: #EEF2EE;
  --brand-200: #DAE2D9;
  --brand-300: #BFD0BE;
  --brand-400: #9EB89E;
  --brand-500: #7EA07D;
  --brand-600: #688E67;
  --brand-700: #577656;
  --brand-800: #465E45;
  --brand-900: #354634;
  --brand-950: #212C21;
  --brand: #577656;
  --brand-ink: #ffffff;
  --brand-surface: #F6F9F6;
  --brand-border: #D0DDD0;
  --brand-hover: #486147;
  --brand-pressed: #394D38;
}
@media (prefers-color-scheme: dark) {
  :root {
    --brand-surface: #182018;
    --brand-ink: #DCE5DC;
  }
}
tailwind.config.jsclick to select
theme: {
  extend: {
    colors: {
      brand: {
        50: '#F6F8F6',
        100: '#EEF2EE',
        200: '#DAE2D9',
        300: '#BFD0BE',
        400: '#9EB89E',
        500: '#7EA07D',
        600: '#688E67',
        700: '#577656',
        800: '#465E45',
        900: '#354634',
        950: '#212C21',
        DEFAULT: '#577656',
      },
    },
  },
}
scss mapclick to select
$brand: (
  '50': #F6F8F6,
  '100': #EEF2EE,
  '200': #DAE2D9,
  '300': #BFD0BE,
  '400': #9EB89E,
  '500': #7EA07D,
  '600': #688E67,
  '700': #577656,
  '800': #465E45,
  '900': #354634,
  '950': #212C21,
);
$brand-base: #577656;
$brand-ink: #ffffff;

@function brand($step) { @return map-get($brand, $step); }
w3c design tokens (json)click to select
{
  "color": {
    "brand": {
      "50": { "$value": "#F6F8F6", "$type": "color" },
      "100": { "$value": "#EEF2EE", "$type": "color" },
      "200": { "$value": "#DAE2D9", "$type": "color" },
      "300": { "$value": "#BFD0BE", "$type": "color" },
      "400": { "$value": "#9EB89E", "$type": "color" },
      "500": { "$value": "#7EA07D", "$type": "color" },
      "600": { "$value": "#688E67", "$type": "color" },
      "700": { "$value": "#577656", "$type": "color" },
      "800": { "$value": "#465E45", "$type": "color" },
      "900": { "$value": "#354634", "$type": "color" },
      "950": { "$value": "#212C21", "$type": "color" }
    },
    "brandInk": { "$value": "#ffffff", "$type": "color" }
  }
}

Best text color

Only one of black and white can be right. This is the one, with the number that proves it.

Readable at a glance#ffffff on #577656 · 5.08:1
Use #ffffffAA at every size, AAA for large text only.
Aa
12px
Aa
16px
Aa
24px
Aa
White text · 5.08:1 · recommended
AA pass · AA large pass · AAA fail
Aa
Black text · 4.13:1
AA fail · AA large pass · AAA fail
Reading the other direction: #577656 as text scores 5.08:1 on white and 4.13:1 on black.
Best tinted ink on it, if plain black or white feels flat: #F0F4F0 at 4.58:1.

Make it accessible

A contrast checker tells you that you failed. This tells you what to ship instead — same hue, same saturation, lightness moved only as far as WCAG demands.

The quick fox
#577656 · 5.08:1
AA on whitealready passes
#577656
The quick fox
#465E45 · 7.12:1
AAA on white−8% L
#465E45
The quick fox
#5E7F5C · 4.67:1
AA on black+3% L
#5E7F5C
The quick fox
#7B9E7A · 7.01:1
AAA on black+15% L
#7B9E7A

Large text — 24px regular or 18.66px bold and above — only needs 3:1, so #577656 is enough for headings on white. Non-text elements such as icons, chart strokes and focus rings also sit at 3:1 under WCAG 2.2 (1.4.11).

Accessibility — WCAG contrast

Aa
#577656 on white: 5.08:1
AA ✓ pass · AA-large · AAA
Aa
#577656 on black: 4.13:1
AA ✗ fail · AA-large · AAA
Against the neutral ladder

Contrast is symmetric, so each row covers both directions: #577656 as text on that neutral, and that neutral as text on #577656.

NeutralRatioBoth directions
White5.08:1AaAa
Slate 504.86:1AaAa
Slate 1004.64:1AaAa
Slate 2004.12:1AaAa
Slate 3003.42:1AaAa
Slate 4001.98:1AaAa
Slate 5001.07:1AaAa
Slate 6001.49:1AaAa
Slate 7002.04:1AaAa
Slate 8002.88:1AaAa
Slate 9003.51:1AaAa
Black4.13:1AaAa
Colour vision deficiency
true color
protanopia · #777054
deuteranopia · #726D58
tritanopia · #54746D

Roughly one man in twelve has some form of colour vision deficiency. If any of the three panels above is hard to tell apart from a neighbouring colour in your palette, add a shape, an icon or a label so the meaning does not rest on hue alone.

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #577656 is pinned to step 700; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F6F8F6
#EEF2EE
#DAE2D9
#BFD0BE
#9EB89E
#7EA07D
#688E67
#577656
#465E45
#354634
#212C21
Base = 700Lightest = 50 · #F6F8F6Darkest = 950 · #212C21Text step on white = 700
Perceptual ramp — OKLCH

The same eleven steps expressed in OKLCH, where equal lightness numbers actually look equally spaced. HSL ramps go muddy in the yellows and washed out in the blues; this one does not. Modern browsers render it natively — the hex ramp above is the fallback.

50100200300400500600700800900950
oklch tokensclick to select
:root {
  --brand-50: oklch(0.97 0.015 143.9);
  --brand-100: oklch(0.94 0.024 143.9);
  --brand-200: oklch(0.88 0.037 143.9);
  --brand-300: oklch(0.80 0.048 143.9);
  --brand-400: oklch(0.72 0.056 143.9);
  --brand-500: oklch(0.64 0.061 143.9);
  --brand-600: oklch(0.56 0.061 143.9);
  --brand-700: oklch(0.48 0.057 143.9);
  --brand-800: oklch(0.40 0.051 143.9);
  --brand-900: oklch(0.32 0.043 143.9);
  --brand-950: oklch(0.24 0.033 143.9);
}

Colors that work with #577656

Not a palette — a role sheet. Each swatch answers one question you will hit while building the component.

Text on it#ffffff
White wins here
Surface#F6F9F6
Tinted page background
Border#D0DDD0
Hairlines and dividers
Muted text#628561
Captions on the surface
Accent#6F527A
Second voice, not a rival
Dark variant#364A36
Hover, pressed, headers
Light variant#F0F4F0
Selected rows, tints
Dark surface#182018
Dark-mode background
Hover#486147
One step down in lightness
Pressed#394D38
Two steps down
Disabled#90AD8F
Chroma pulled out
Focus ring#558D53
Offset from the fill so it reads
Light mode
Everything in its place

Surface, border, heading and body all derive from this one hue, so the screen stays coherent without a second palette.

Primary actionSecondaryBadge
Dark mode
Same hue, inverted

Lightness flips, hue holds. The accent stays the anchor in both themes.

Primary actionSecondaryAccent

In real components

The same eight roles, wired into the interface patterns you will actually build with them. Every state below is a computed value, not a mock-up.

Buttons and states
Save changesHoverPressedDisabled
OutlineSubtleLinkFocused
Form field
you@company.com

Focus ring uses the light variant so the field still reads as one shape.

Send me product updates
Notice
Your export is ready

The file stays available for seven days. Download it before it expires.

NewBetaDraft
Data
Storage used68%
Acme LtdActive
NorthwindTrial
GlobexActive

How to use #577656

Derived from its contrast, chroma and lightness — not from taste.

Works well for
  • Body text and links on white
  • Charts, tags and secondary surfaces
  • Headers, footers and dark-mode surfaces
  • Brand accents, badges and data highlights
Use with care
  • Black text placed on it
  • Status meaning — pair it with an icon or label, never colour alone
  • Pairing with a same-lightness hue — edges vibrate
Minimum size as text on white
Any size
Safe as a fill behind white type
Yes
Safe as a 1px border on white
Yes

Meaning and mood

What a colour in this family tends to signal, and how this particular chroma and lightness change the reading.

safegrowingnaturalpermissive

Green means go, well, and grown. It carries finance, sustainability and health with almost no explanation needed.

The muted chroma softens the association — it reads considered rather than loud, which suits long-form and data-heavy screens. The low lightness adds weight and formality.

Worth knowing

Red/green pairs are the most common colour-blindness failure — never let the two carry meaning alone.

Reads as
  • FormalityHigh
  • EnergyMedium
  • Weight60/100
  • TemperatureNeutral
  • ApproachabilityBalanced

Colour associations are cultural and vary by market. Treat these as a starting point for a conversation with your audience, not a finding about them.

Similar colors

One move away from this hex in each direction. Every swatch is its own page.

Color relationships

The wheel positions with their names attached, so you can grab the one you actually need.

Complementary#755676
Analogous left#677656
Analogous right#567665
Split-complement 1#655676
Split-complement 2#765667
Triadic 1#565776
Triadic 2#765657
Tetradic#566776
On the wheel
Base+30°−30°+120°+240°+180°118°

#577656 sits at 118°. Every dot is a harmony position and links to its own page in the table alongside.

RGB percentages

Red34.1%
Green46.3%
Blue33.7%
R · 0–255
87
0x57
G · 0–255
118
0x76
B · 0–255
86
0x56

CMYK percentages

Cyan26.3%
Magenta0.0%
Yellow27.1%
Key (black)53.7%

Total ink coverage is 107%. Most commercial presses cap around 300% — above that, sheets stop drying properly.

Color previews

#577656 text on a black background

contrast 4.13:1

Card sample

#577656 text on a white background

contrast 5.08:1

Card sample

#577656 on grey

4.64:1

#577656 on its own surface

4.79:1

#577656 on its dark surface

3.28:1

CSS3 live lab

Text font color

The quick brown fox

color: #577656;
Background color
Panel with #577656 background
background-color: #577656;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #577656;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(87, 118, 86, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(87, 118, 86, 0.45);
Border & gradient
Gradient panel
border: 3px solid #577656;
background: linear-gradient(135deg, #577656, #56766A);
Gradient text

Gradient headline

background: linear-gradient(90deg, #577656, #567672);
-webkit-background-clip: text;
color: transparent;
Focus ring
Focused control
outline: 2px solid #577656;
outline-offset: 3px;
Underline & caret

Marked up text

text-decoration-color: #577656;
caret-color: #577656;
Left rule
Pull quote or callout
border-left: 4px solid #577656;
Ring + tint
Selected chip
background: #F0F4F0;
box-shadow: inset 0 0 0 2px #577656;
Conic badge
68%
background: conic-gradient(#577656 68%, #e2e8f0 0);

Transparency

What each alpha value actually composites to. The top row is #577656 over white; the bottom row is the same alpha over a checkerboard, so you can see what survives on a photo or a video.

Bottom row of hexes is the flattened result over white — use those when a design tool refuses transparency, or when you need a solid fallback.

alpha in every syntaxclick to select
rgba(87, 118, 86, 0.5)
rgb(87 118 86 / 50%)
#57765680
hsl(118 16% 40% / 50%)
color-mix(in srgb, #577656 50%, transparent)
Alpha8-digit hexFlat on white
10%#5776561a#EEF1EE
20%#57765633#DDE4DD
40%#57765666#BCC8BB
60%#57765699#9AAD9A
80%#577656cc#799178

Gradients from #577656

Six recipes, each built from this hex and shown with the exact CSS that produced it.

Elevation
Same hue, three lightnesses — safe anywhere
background: linear-gradient(135deg, #739871, #577656 45%, #364A36);
Duotone
A short hue run reads richer than a flat fill
background: linear-gradient(120deg, #577656, #49645D);
Complement sweep
Loud — keep it behind large type only
background: linear-gradient(90deg, #577656, #755676);
Spotlight
Hero panels and app headers
background: radial-gradient(120% 120% at 20% 0%, #84A583 0%, #577656 45%, #364A36 100%);
Soft wash
Section backgrounds that stay readable
background: linear-gradient(180deg, #F6F9F6, #ffffff);
Mesh
Ambient background, no image weight
background: radial-gradient(60% 60% at 15% 20%, #84946B 0%, transparent 60%), radial-gradient(55% 55% at 85% 15%, #638877 0%, transparent 60%), radial-gradient(70% 70% at 50% 95%, #364A36 0%, transparent 65%), #577656;

Monochromatic scale

Palettes built from #577656

Shades — darker

Tints — lighter

Tones — desaturated

Color harmonies

Nearest named colors

Ranked with CIEDE2000 across all 139 CSS keywords. Under ΔE 2 the eye stops telling them apart; over ΔE 10 they are plainly different colors.

#577656 in the real world

Where a color in this family tends to land, and the interface roles it is usually asked to play.

Industries
SustainabilityFinanceHealth and wellnessAgriculture
Common UI roles
ButtonsLinksFocus statesCharts
Print note

Converts to four-color process without much drama. Proof it anyway.

On screens

Holds up across typical panel gamma. Still worth checking on an uncalibrated laptop, where mid-tones shift most.

In dark mode

Too dim on dark surfaces at 4.13:1 — lift it to #5E7F5C for body text, or reserve it for fills.

Explore nearby colors

Small, deliberate steps away from this hex — useful when you are hunting for the version of a colour that finally feels right.

#577656, answered

What color is #577656?

#577656 is a dark soft green, closest to Dark Olive Green (ΔE2000 9.4). It sits at 118° on the hue wheel with 16% saturation and 40% lightness, which reads as neutral.

What is the RGB value of #577656?

rgb(87, 118, 86) — 87 red, 118 green and 86 blue out of 255, or 34.1% / 46.3% / 33.7% by channel.

What is #577656 in HSL and HSV?

hsl(118, 16%, 40%) and hsv(118, 27%, 46%). HSL is what CSS takes; HSV is what your design tool's picker shows, which is why the saturation numbers rarely match.

Is #577656 a light or a dark color?

It is a dark color. Relative luminance is 0.1565 and perceived brightness is 42%, so white text on it reaches 5.08:1.

Should I use black or white text on #577656?

White. It scores 5.08:1 against #577656, versus 4.13:1 for black — AA at any size.

Is #577656 accessible on a white background?

#577656 on white scores 5.08:1, which clears AA at every size but not AAA.

What is the complementary color of #577656?

#755676 sits directly opposite on the wheel. Softer options are the split-complements #655676 and #765667, which give the same contrast with far less vibration.

What colors go well with #577656?

For interface work: #F6F9F6 as the surface, #D0DDD0 for borders, #628561 for secondary text, #6F527A as an accent and #364A36 for hover and pressed states. For a palette, the analogous pair #677656 and #567665 stays calm, while #755676 is the loudest partner.

What is #577656 in CMYK for printing?

cmyk(26%, 0%, 27%, 54%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #577656 warm or cool?

Neutral — it scores 55 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #637656; nudged cooler, #547860.

Which Tailwind color is closest to #577656?

The neutral family — its 500 step is #737373, ΔE2000 18 away. That is a visible difference, so define #577656 as a custom token rather than reaching for the built-in.

How do I use #577656 in Tailwind CSS?

Inline it as an arbitrary value with bg-[#577656] or text-[#577656], or register the whole ramp under theme.extend.colors.brand so you get bg-brand-500 and friends. The generated 50–950 scale on this page is ready to paste into your config.

What is #577656 with 50% opacity?

rgba(87, 118, 86, 0.5), or #57765680 in eight-digit hex. Over white that composites to #ABBBAB; over black, #2C3B2B.

Is #577656 a web-safe color?

No. The nearest web-safe colour is #666666, ΔE2000 18.2 away. The palette only matters for legacy displays and some email clients now.

What does the color #577656 mean?

As a green, it reads safe, growing, natural. Green means go, well, and grown. It carries finance, sustainability and health with almost no explanation needed. At this moderate chroma the association is present but not shouted.

What gradient works with #577656?

The safest is same-hue elevation: linear-gradient(135deg, #739871, #577656 45%, #364A36). For more colour, a short hue run to #49645D keeps it rich without turning muddy.

Work with #577656 in the Color Lab

Every tool opens with this colour already loaded.

Every value on this page is computed from #577656 at request time — conversions, contrast ratios and ΔE distances are calculated, never looked up.