#42531A#42531A

#42531A is a dark, moderate yellow-green. Relative luminance 0.074; OKLCH L 41.5% C 0.084 H 124.1°. Best body text is #FFFFFF at 8.45:1 contrast (WCAG AA passes).

Color values

HEX	#42531A
RGB	rgb(66, 83, 26)
HSL	hsl(78, 52%, 21%)
HSV	hsv(78, 69%, 33%)
CMYK	cmyk(20.5%, 0%, 68.7%, 67.5%)
CIE-LAB	lab(32.74, -16.39, 30.25)
CIE-LCH	lch(32.74, 34.41, 118.45°)
OKLab	oklab(41.46% -0.047 0.0693)
OKLCH	oklch(41.46% 0.084 124.1)
XYZ	xyz(5.5265, 7.4193, 2.1180)
Luminance	0.0742 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42531A #2B1A53

analogous

#53481A #42531A #26531A

triadic

#42531A #1A4253 #531A42

tetradic

#42531A #1A5348 #2B1A53 #531A26

square

#42531A #1A5348 #2B1A53 #531A26

split-complementary

#42531A #1A2653 #481A53

monochromatic

#131707 #1D240B #42531A #678229 #8CB037

Accessibility & contrast

On white

8.45

#42531A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#42531A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42531A

8.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42531A	#FFFFFF	#000000	##FFFFFF
##42531A	1.00	8.45	2.48	8.45
#FFFFFF	8.45	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584E13

Deuteranopia (green-blind)

#564D1E

Tritanopia (blue-blind)

#454F47

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #42531a;
/* rgb */ color: rgb(66, 83, 26);
/* oklch */ color: oklch(41.5% 0.084 124.1);

Tailwind

colors: {
  custom: {
    50: '#788359',
    500: '#42531a',
    950: '#000000',
  },
}

SCSS

$custom: #42531a;
$custom-light: #788359;
$custom-dark: #000000;

JSON

{
  "hex": "#42531a",
  "rgb": {
    "r": 66,
    "g": 83,
    "b": 26
  },
  "hsl": {
    "h": 77.895,
    "s": 52.294,
    "l": 21.373
  },
  "oklch": {
    "l": 0.41458,
    "c": 0.08378,
    "h": 124.1
  },
  "luminance": 0.07419
}

Semantic roles & 50–950 ramp

primary

#42531A

secondary

#564089

accent

#4CDC77

background

#F7F8F5

surface

#EDEFE9

border

#C8CAC5

text

#090A04

muted

#7B7C79

Preview Lab

Preview with #42531A

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

Preview Lab → · Contrast checker → · Palette generator →