#1C401B#1C401B

#1C401B is a dark, moderate green. Relative luminance 0.040; OKLCH L 33.4% C 0.075 H 143.2°. Best body text is #FFFFFF at 11.68:1 contrast (WCAG AA passes).

Color values

HEX	#1C401B
RGB	rgb(28, 64, 27)
HSL	hsl(118, 41%, 18%)
HSV	hsv(118, 58%, 25%)
CMYK	cmyk(56.2%, 0%, 57.8%, 74.9%)
CIE-LAB	lab(23.65, -22.00, 18.61)
CIE-LCH	lch(23.65, 28.82, 139.76°)
OKLab	oklab(33.43% -0.0599 0.0448)
OKLCH	oklch(33.43% 0.075 143.2)
XYZ	xyz(2.5100, 3.9926, 1.6751)
Luminance	0.0399 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Pine Green

#0A481E

ΔE00 3.98

Hunter Green (survey)

Forest Green (survey)

#06470C

ΔE00 5.55

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C401B #3F1B40

analogous

#2E401B #1C401B #1B402C

triadic

#1C401B #1B1C40 #401B1C

tetradic

#1C401B #1B2E40 #3F1B40 #402C1B

square

#1C401B #1B2E40 #3F1B40 #402C1B

split-complementary

#1C401B #2C1B40 #401B2E

monochromatic

#091609 #091609 #1C401B #2F6B2D #42963F

Accessibility & contrast

On white

11.68

#1C401B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#1C401B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C401B

11.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C401B	#FFFFFF	#000000	##FFFFFF
##1C401B	1.00	11.68	1.80	11.68
#FFFFFF	11.68	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#413A18

Deuteranopia (green-blind)

#3C371E

Tritanopia (blue-blind)

#173E37

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #1c401b;
/* rgb */ color: rgb(28, 64, 27);
/* oklch */ color: oklch(33.4% 0.075 143.2);

Tailwind

colors: {
  custom: {
    50: '#5c7558',
    500: '#1c401b',
    950: '#000000',
  },
}

SCSS

$custom: #1c401b;
$custom-light: #5c7558;
$custom-dark: #000000;

JSON

{
  "hex": "#1c401b",
  "rgb": {
    "r": 28,
    "g": 64,
    "b": 27
  },
  "hsl": {
    "h": 118.378,
    "s": 40.659,
    "l": 17.843
  },
  "oklch": {
    "l": 0.33432,
    "c": 0.07479,
    "h": 143.2
  },
  "luminance": 0.03993
}

Semantic roles & 50–950 ramp

primary

#1C401B

secondary

#744175

accent

#57D1CD

background

#F5F7F5

surface

#E9EDE9

border

#C5C8C5

text

#040803

muted

#797B78

Preview Lab

Preview with #1C401B

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

Preview Lab → · Contrast checker → · Palette generator →