#28451B#28451B

#28451B is a dark, moderate green. Relative luminance 0.048; OKLCH L 35.6% C 0.076 H 137.0°. Best body text is #FFFFFF at 10.73:1 contrast (WCAG AA passes).

Color values

HEX	#28451B
RGB	rgb(40, 69, 27)
HSL	hsl(101, 44%, 19%)
HSV	hsv(101, 61%, 27%)
CMYK	cmyk(42%, 0%, 60.9%, 72.9%)
CIE-LAB	lab(26.12, -20.07, 21.74)
CIE-LCH	lch(26.12, 29.59, 132.71°)
OKLab	oklab(35.62% -0.0553 0.0516)
OKLCH	oklch(35.62% 0.076 137)
XYZ	xyz(3.2009, 4.7863, 1.7919)
Luminance	0.0479 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Forrest Green

#154406

ΔE00 4.66

Hunter Green (survey)

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28451B #381B45

analogous

#3D451B #28451B #1B4523

triadic

#28451B #1B2845 #451B28

tetradic

#28451B #1B3D45 #381B45 #45231B

square

#28451B #1B3D45 #381B45 #45231B

split-complementary

#28451B #231B45 #451B3D

monochromatic

#0D1609 #0F190A #28451B #42712C #5B9D3D

Accessibility & contrast

On white

10.73

#28451B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#28451B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28451B

10.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28451B	#FFFFFF	#000000	##FFFFFF
##28451B	1.00	10.73	1.96	10.73
#FFFFFF	10.73	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473F17

Deuteranopia (green-blind)

#433D1E

Tritanopia (blue-blind)

#27433C

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #28451b;
/* rgb */ color: rgb(40, 69, 27);
/* oklch */ color: oklch(35.6% 0.076 137.0);

Tailwind

colors: {
  custom: {
    50: '#647959',
    500: '#28451b',
    950: '#000000',
  },
}

SCSS

$custom: #28451b;
$custom-light: #647959;
$custom-dark: #000000;

JSON

{
  "hex": "#28451b",
  "rgb": {
    "r": 40,
    "g": 69,
    "b": 27
  },
  "hsl": {
    "h": 101.429,
    "s": 43.75,
    "l": 18.824
  },
  "oklch": {
    "l": 0.35624,
    "c": 0.07566,
    "h": 137
  },
  "luminance": 0.04786
}

Semantic roles & 50–950 ramp

primary

#28451B

secondary

#69417B

accent

#54D3AC

background

#F6F7F5

surface

#EBEDE9

border

#C6C8C5

text

#050903

muted

#7A7B78

Preview Lab

Preview with #28451B

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

Preview Lab → · Contrast checker → · Palette generator →