#25310B#25310B

#25310B is a dark, moderate yellow-green. Relative luminance 0.026; OKLCH L 29.3% C 0.061 H 125.0°. Best body text is #FFFFFF at 13.79:1 contrast (WCAG AA passes).

Color values

HEX	#25310B
RGB	rgb(37, 49, 11)
HSL	hsl(79, 63%, 12%)
HSV	hsv(79, 78%, 19%)
CMYK	cmyk(24.5%, 0%, 77.6%, 80.8%)
CIE-LAB	lab(18.43, -12.18, 21.47)
CIE-LCH	lch(18.43, 24.69, 119.56°)
OKLab	oklab(29.26% -0.0349 0.0498)
OKLCH	oklch(29.26% 0.061 125)
XYZ	xyz(1.9217, 2.6141, 0.7199)
Luminance	0.0261 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#25310B #170B31

analogous

#312A0B #25310B #12310B

triadic

#25310B #0B2531 #310B25

tetradic

#25310B #0B312A #170B31 #310B12

square

#25310B #0B312A #170B31 #310B12

split-complementary

#25310B #0B1231 #2A0B31

monochromatic

#131906 #131906 #25310B #4B6316 #709521

Accessibility & contrast

On white

13.79

#25310B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#25310B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #25310B

13.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##25310B	#FFFFFF	#000000	##FFFFFF
##25310B	1.00	13.79	1.52	13.79
#FFFFFF	13.79	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#342D06

Deuteranopia (green-blind)

#322D0E

Tritanopia (blue-blind)

#272E29

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #25310b;
/* rgb */ color: rgb(37, 49, 11);
/* oklch */ color: oklch(29.3% 0.061 125.0);

Tailwind

colors: {
  custom: {
    50: '#61694c',
    500: '#25310b',
    950: '#000000',
  },
}

SCSS

$custom: #25310b;
$custom-light: #61694c;
$custom-dark: #000000;

JSON

{
  "hex": "#25310b",
  "rgb": {
    "r": 37,
    "g": 49,
    "b": 11
  },
  "hsl": {
    "h": 78.947,
    "s": 63.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.29262,
    "c": 0.06082,
    "h": 125
  },
  "luminance": 0.02614
}

Semantic roles & 50–950 ramp

primary

#25310B

secondary

#402A6E

accent

#41E676

background

#F5F6F4

surface

#EAEBE7

border

#C6C6C3

text

#050601

muted

#797A77

Preview Lab

Preview with #25310B

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

Preview Lab → · Contrast checker → · Palette generator →