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#033d0e

a deep, electric green · cool · closest name: Dark Green

RGB
3, 61, 14
HSL
131°, 91%, 13%
CMYK
95, 0, 77, 76
Luminance
0.0339

At a glance

Every number on this page in one read: what #033d0e is made of, how bright it looks, and which way it leans.

Hex
#033d0e
Hue
131°
green
Saturation
91%
electric
Lightness
13%
deep
Brightness
24%
HSV value
Perceived
18%
weighted brightness
Luminance
0.0339
WCAG relative
Temperature
Cool
67/100 cool
Color family
Green
Tone
Electric
Best ink
White
12.52:1
Closest name
Dark Green
ΔE2000 13.5
Where it sits
Hue131° of 360°
Saturation91%
Lightness13%
Temperature
Warm ← → Cool67% cool

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

Every format

HEX#033d0e
RGBrgb(3, 61, 14)
HSLhsl(131, 91%, 13%)
CMYKcmyk(95%, 0%, 77%, 76%)
LABlab(21.5 -28.9 23.2)
LCHlch(21.5 37.0 141.2)
OKLCHoklch(0.314 0.094 145.5)
Decimal212238
Display P3color(display-p3 0.012 0.239 0.055)

Copy-ready code

/* CSS */
color: #033d0e;
background-color: #033d0e;
/* Tailwind (arbitrary) */
class="text-[#033d0e] bg-[#033d0e]"
/* SCSS */
$brand: #033d0e;
/* SwiftUI */
Color(red: 0.012, green: 0.239, blue: 0.055)
/* Android */
Color.parseColor("#033d0e")
/* Flutter */
Color(0xFF033D0E)
/* Python / OpenCV (BGR) */
(14, 61, 3)

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 #033d0e · 12.52:1
Use #ffffffAAA at every size.
Aa
White text · 12.52:1 · recommended
AA pass · AA large pass · AAA pass
Aa
Black text · 1.68:1
AA fail · AA large fail · AAA fail
Reading the other direction: #033d0e as text scores 12.52:1 on white and 1.68:1 on black.

Accessibility — WCAG contrast

Aa
#033d0e on white: 12.52:1
AA ✓ pass · AA-large · AAA
Aa
#033d0e on black: 1.68:1
AA ✗ fail · AA-large · AAA
true color
protanopia · #3E3608
deuteranopia · #383212
tritanopia · #003B33

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #033d0e is pinned to step 950; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F2FDF4
#E5FBE9
#C3F9CD
#94FAA7
#5FF77C
#29F450
#0CE936
#0AC22D
#089C24
#0A701E
#033d0e
Base = 950Lightest = 50 · #F2FDF4Darkest = 950 · #033d0e
:root {
  --brand-50: #F2FDF4;
  --brand-100: #E5FBE9;
  --brand-200: #C3F9CD;
  --brand-300: #94FAA7;
  --brand-400: #5FF77C;
  --brand-500: #29F450;
  --brand-600: #0CE936;
  --brand-700: #0AC22D;
  --brand-800: #089C24;
  --brand-900: #0A701E;
  --brand-950: #033d0e;
  --brand: #033d0e;
  --brand-ink: #ffffff;
}

Colors that work with #033d0e

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#F4FAF5
Tinted page background
Border#C0EDC8
Hairlines and dividers
Muted text#4B9B5A
Captions on the surface
Accent#3A023E
Second voice, not a rival
Dark variant#067A1C
Hover, pressed, headers
Light variant#E7FEEB
Selected rows, tints
Dark surface#142417
Dark-mode background
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

How to use #033d0e

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

Works well for
  • Body text and links on white
  • Primary buttons and calls to action
  • Focus rings, active and selected states
  • Headers, footers and dark-mode surfaces
  • Brand accents, badges and data highlights
Use with care
  • Text on black or near-black surfaces
  • Full-page backgrounds — tiring over long sessions
  • Black text placed on it
  • Pairing with a same-lightness hue — edges vibrate

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#3D0332
Analogous left#153D03
Analogous right#033D2B
Split-complement 1#2B033D
Split-complement 2#3D0315
Triadic 1#0E033D
Triadic 2#3D0E03
Tetradic#03153D

RGB percentages

Red1.2%
Green23.9%
Blue5.5%

CMYK percentages

Cyan95.1%
Magenta0.0%
Yellow77.0%
Key (black)76.1%

Color previews

#033d0e text on a black background

contrast 1.68:1

Card sample

#033d0e text on a white background

contrast 12.52:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #033d0e;
Background color
Panel with #033d0e background
background-color: #033d0e;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #033d0e;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(3, 61, 14, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(3, 61, 14, 0.45);
Border & gradient
Gradient panel
border: 3px solid #033d0e;
background: linear-gradient(135deg, #033d0e, #033D34);

Monochromatic scale

Palettes built from #033d0e

Shades — darker

Tints — lighter

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.

#033d0e 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

Sits outside most CMYK gamuts — expect a duller press result, or specify a spot ink.

#033d0e, answered

What color is #033d0e?

#033d0e is a deep electric green, closest to Dark Green (ΔE2000 13.5). It sits at 131° on the hue wheel with 91% saturation and 13% lightness, which reads as cool.

What is the RGB value of #033d0e?

rgb(3, 61, 14) — 3 red, 61 green and 14 blue out of 255, or 1.2% / 23.9% / 5.5% by channel.

Is #033d0e a light or a dark color?

It is a dark color. Relative luminance is 0.0339 and perceived brightness is 18%, so white text on it reaches 12.52:1.

Should I use black or white text on #033d0e?

White. It scores 12.52:1 against #033d0e, versus 1.68:1 for black — AAA at any size.

What is the complementary color of #033d0e?

#3D0332 sits directly opposite on the wheel. Softer options are the split-complements #2B033D and #3D0315, which give the same contrast with far less vibration.

What colors go well with #033d0e?

For interface work: #F4FAF5 as the surface, #C0EDC8 for borders, #4B9B5A for secondary text, #3A023E as an accent and #067A1C for hover and pressed states. For a palette, the analogous pair #153D03 and #033D2B stays calm, while #3D0332 is the loudest partner.

What is #033d0e in CMYK for printing?

cmyk(95%, 0%, 77%, 76%). This is a screen-to-ink approximation — a color this saturated sits outside most CMYK gamuts and will print duller than it looks here.

Is #033d0e warm or cool?

Cool — it scores 67 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #0D3D03; nudged cooler, #023D23.

Work with #033d0e in the Color Lab