#1C641B#1C641B

#1C641B is a dark, vivid green. Relative luminance 0.094; OKLCH L 44.3% C 0.128 H 142.9°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#1C641B
RGB	rgb(28, 100, 27)
HSL	hsl(119, 57%, 25%)
HSV	hsv(119, 73%, 39%)
CMYK	cmyk(72%, 0%, 73%, 60.8%)
CIE-LAB	lab(36.82, -37.44, 33.60)
CIE-LCH	lch(36.82, 50.31, 138.10°)
OKLab	oklab(44.3% -0.1017 0.077)
OKLCH	oklch(44.3% 0.128 142.9)
XYZ	xyz(5.2336, 9.4398, 2.5829)
Luminance	0.0944 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C641B #631B64

analogous

#41641B #1C641B #1B643F

triadic

#1C641B #1B1C64 #641B1C

tetradic

#1C641B #1B4164 #631B64 #643F1B

square

#1C641B #1B4164 #631B64 #643F1B

split-complementary

#1C641B #3F1B64 #641B41

monochromatic

#071807 #0F340E #1C641B #299428 #37C435

Accessibility & contrast

On white

7.27

#1C641B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#1C641B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C641B

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C641B	#FFFFFF	#000000	##FFFFFF
##1C641B	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#665A10

Deuteranopia (green-blind)

#5E5422

Tritanopia (blue-blind)

#096155

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1c641b;
/* rgb */ color: rgb(28, 100, 27);
/* oklch */ color: oklch(44.3% 0.128 142.9);

Tailwind

colors: {
  custom: {
    50: '#64915c',
    500: '#1c641b',
    950: '#000000',
  },
}

SCSS

$custom: #1c641b;
$custom-light: #64915c;
$custom-dark: #000000;

JSON

{
  "hex": "#1c641b",
  "rgb": {
    "r": 28,
    "g": 100,
    "b": 27
  },
  "hsl": {
    "h": 119.178,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.44296,
    "c": 0.1276,
    "h": 142.9
  },
  "luminance": 0.0944
}

Semantic roles & 50–950 ramp

primary

#1C641B

secondary

#984199

accent

#47E1DF

background

#F6F9F5

surface

#EBF1E9

border

#C6CBC5

text

#060D04

muted

#7A7E79

Preview Lab

Preview with #1C641B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →