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#1c2421

a deep, muted green · cool · closest name: Black

RGB
28, 36, 33
HSL
158°, 13%, 13%
CMYK
22, 0, 8, 86
Luminance
0.0162

At a glance

Every number on this page in one read: what #1c2421 is made of, how bright it looks, and which way it leans.

Hex
#1c2421
Hue
158°
green
Saturation
13%
muted
Lightness
13%
deep
Brightness
14%
HSV value
Perceived
13%
weighted brightness
Luminance
0.0162
WCAG relative
Temperature
Cool
60/100 cool
Color family
Green
Tone
Muted
Best ink
White
15.86:1
Closest name
Black
ΔE2000 9.9
Where it sits
Hue158° of 360°
Saturation13%
Lightness13%
Temperature
Warm ← → Cool60% 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#1c2421
RGBrgb(28, 36, 33)
HSLhsl(158, 13%, 13%)
CMYKcmyk(22%, 0%, 8%, 86%)
LABlab(13.3 -4.4 0.8)
LCHlch(13.3 4.5 169.4)
OKLCHoklch(0.251 0.013 170.5)
Decimal1844257
Display P3color(display-p3 0.110 0.141 0.129)

Copy-ready code

/* CSS */
color: #1c2421;
background-color: #1c2421;
/* Tailwind (arbitrary) */
class="text-[#1c2421] bg-[#1c2421]"
/* SCSS */
$brand: #1c2421;
/* SwiftUI */
Color(red: 0.110, green: 0.141, blue: 0.129)
/* Android */
Color.parseColor("#1c2421")
/* Flutter */
Color(0xFF1C2421)
/* Python / OpenCV (BGR) */
(33, 36, 28)

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 #1c2421 · 15.86:1
Use #ffffffAAA at every size.
Aa
White text · 15.86:1 · recommended
AA pass · AA large pass · AAA pass
Aa
Black text · 1.32:1
AA fail · AA large fail · AAA fail
Reading the other direction: #1c2421 as text scores 15.86:1 on white and 1.32:1 on black.

Accessibility — WCAG contrast

Aa
#1c2421 on white: 15.86:1
AA ✓ pass · AA-large · AAA
Aa
#1c2421 on black: 1.32:1
AA ✗ fail · AA-large · AAA
true color
protanopia · #242321
deuteranopia · #222221
tritanopia · #1A2423

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #1c2421 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.

#F7F8F8
#EEF1F0
#DAE1DF
#C0CEC9
#A0B5AD
#819D92
#6B8A7E
#597369
#475C54
#36443F
#1c2421
Base = 950Lightest = 50 · #F7F8F8Darkest = 950 · #1c2421
:root {
  --brand-50: #F7F8F8;
  --brand-100: #EEF1F0;
  --brand-200: #DAE1DF;
  --brand-300: #C0CEC9;
  --brand-400: #A0B5AD;
  --brand-500: #819D92;
  --brand-600: #6B8A7E;
  --brand-700: #597369;
  --brand-800: #475C54;
  --brand-900: #36443F;
  --brand-950: #1c2421;
  --brand: #1c2421;
  --brand-ink: #ffffff;
}

Colors that work with #1c2421

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#F6F8F8
Tinted page background
Border#D1DBD7
Hairlines and dividers
Muted text#648176
Captions on the surface
Accent#251B21
Second voice, not a rival
Dark variant#384842
Hover, pressed, headers
Light variant#F1F4F3
Selected rows, tints
Dark surface#19201D
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 #1c2421

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

Works well for
  • Body text and links on white
  • Borders, dividers and quiet backgrounds
  • Long-form reading surfaces
  • Headers, footers and dark-mode surfaces
  • Brand accents, badges and data highlights
Use with care
  • Text on black or near-black surfaces
  • 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#241C1F
Analogous left#1C241D
Analogous right#1C2324
Split-complement 1#241C23
Split-complement 2#241D1C
Triadic 1#211C24
Triadic 2#24211C
Tetradic#1D1C24

RGB percentages

Red11.0%
Green14.1%
Blue12.9%

CMYK percentages

Cyan22.2%
Magenta0.0%
Yellow8.3%
Key (black)85.9%

Color previews

#1c2421 text on a black background

contrast 1.32:1

Card sample

#1c2421 text on a white background

contrast 15.86:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #1c2421;
Background color
Panel with #1c2421 background
background-color: #1c2421;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #1c2421;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(28, 36, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(28, 36, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1c2421;
background: linear-gradient(135deg, #1c2421, #1C2224);

Monochromatic scale

Palettes built from #1c2421

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.

#1c2421 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
BackgroundsBordersBody textDividers
Print note

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

#1c2421, answered

What color is #1c2421?

#1c2421 is a deep muted green, closest to Black (ΔE2000 9.9). It sits at 158° on the hue wheel with 13% saturation and 13% lightness, which reads as cool.

What is the RGB value of #1c2421?

rgb(28, 36, 33) — 28 red, 36 green and 33 blue out of 255, or 11% / 14.1% / 12.9% by channel.

Is #1c2421 a light or a dark color?

It is a dark color. Relative luminance is 0.0162 and perceived brightness is 13%, so white text on it reaches 15.86:1.

Should I use black or white text on #1c2421?

White. It scores 15.86:1 against #1c2421, versus 1.32:1 for black — AAA at any size.

What is the complementary color of #1c2421?

#241C1F sits directly opposite on the wheel. Softer options are the split-complements #241C23 and #241D1C, which give the same contrast with far less vibration.

What colors go well with #1c2421?

For interface work: #F6F8F8 as the surface, #D1DBD7 for borders, #648176 for secondary text, #251B21 as an accent and #384842 for hover and pressed states. For a palette, the analogous pair #1C241D and #1C2324 stays calm, while #241C1F is the loudest partner.

What is #1c2421 in CMYK for printing?

cmyk(22%, 0%, 8%, 86%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #1c2421 warm or cool?

Cool — it scores 60 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #1C241E; nudged cooler, #1B2424.

Work with #1c2421 in the Color Lab