#283004#283004

#283004 is a dark, moderate yellow-green. Relative luminance 0.026; OKLCH L 29.2% C 0.064 H 119.6°. Best body text is #FFFFFF at 13.86:1 contrast (WCAG AA passes).

Color values

HEX	#283004
RGB	rgb(40, 48, 4)
HSL	hsl(71, 85%, 10%)
HSV	hsv(71, 92%, 19%)
CMYK	cmyk(16.7%, 0%, 91.7%, 81.2%)
CIE-LAB	lab(18.25, -10.65, 24.19)
CIE-LCH	lch(18.25, 26.43, 113.77°)
OKLab	oklab(29.16% -0.0319 0.056)
OKLCH	oklch(29.16% 0.064 119.6)
XYZ	xyz(1.9540, 2.5738, 0.5087)
Luminance	0.0257 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283004 #0C0430

analogous

#302204 #283004 #123004

triadic

#283004 #042830 #300428

tetradic

#283004 #043022 #0C0430 #300412

square

#283004 #043022 #0C0430 #300412

split-complementary

#283004 #041230 #220430

monochromatic

#181C02 #181C02 #283004 #576809 #86A10D

Accessibility & contrast

On white

13.86

#283004 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#283004 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283004

13.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283004	#FFFFFF	#000000	##FFFFFF
##283004	1.00	13.86	1.51	13.86
#FFFFFF	13.86	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#342D00

Deuteranopia (green-blind)

#332D07

Tritanopia (blue-blind)

#2B2D28

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #283004;
/* rgb */ color: rgb(40, 48, 4);
/* oklch */ color: oklch(29.2% 0.064 119.6);

Tailwind

colors: {
  custom: {
    50: '#636849',
    500: '#283004',
    950: '#000000',
  },
}

SCSS

$custom: #283004;
$custom-light: #636849;
$custom-dark: #000000;

JSON

{
  "hex": "#283004",
  "rgb": {
    "r": 40,
    "g": 48,
    "b": 4
  },
  "hsl": {
    "h": 70.909,
    "s": 84.615,
    "l": 10.196
  },
  "oklch": {
    "l": 0.29162,
    "c": 0.06442,
    "h": 119.6
  },
  "luminance": 0.02574
}

Semantic roles & 50–950 ramp

primary

#283004

secondary

#2D1D72

accent

#2DFB52

background

#F6F6F4

surface

#EBEBE7

border

#C6C6C3

text

#050601

muted

#7A7A77

Preview Lab

Preview with #283004

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

Preview Lab → · Contrast checker → · Palette generator →