#42631F#42631F

#42631F is a mid, moderate yellow-green. Relative luminance 0.102; OKLCH L 45.9% C 0.103 H 131.5°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#42631F
RGB	rgb(66, 99, 31)
HSL	hsl(89, 52%, 25%)
HSV	hsv(89, 69%, 39%)
CMYK	cmyk(33.3%, 0%, 68.7%, 61.2%)
CIE-LAB	lab(38.16, -24.33, 33.70)
CIE-LCH	lch(38.16, 41.56, 125.83°)
OKLab	oklab(45.87% -0.0684 0.0773)
OKLCH	oklch(45.87% 0.103 131.5)
XYZ	xyz(6.9559, 10.1806, 2.8946)
Luminance	0.1018 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42631F #401F63

analogous

#63621F #42631F #20631F

triadic

#42631F #1F4263 #631F42

tetradic

#42631F #1F6362 #401F63 #631F20

square

#42631F #1F6362 #401F63 #631F20

split-complementary

#42631F #1F2063 #621F63

monochromatic

#101707 #233410 #42631F #61922E #80C03C

Accessibility & contrast

On white

6.92

#42631F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#42631F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #42631F

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42631F	#FFFFFF	#000000	##FFFFFF
##42631F	1.00	6.92	3.04	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675B16

Deuteranopia (green-blind)

#635924

Tritanopia (blue-blind)

#435F55

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #42631f;
/* rgb */ color: rgb(66, 99, 31);
/* oklch */ color: oklch(45.9% 0.103 131.5);

Tailwind

colors: {
  custom: {
    50: '#798f5e',
    500: '#42631f',
    950: '#000000',
  },
}

SCSS

$custom: #42631f;
$custom-light: #798f5e;
$custom-dark: #000000;

JSON

{
  "hex": "#42631f",
  "rgb": {
    "r": 66,
    "g": 99,
    "b": 31
  },
  "hsl": {
    "h": 89.118,
    "s": 52.308,
    "l": 25.49
  },
  "oklch": {
    "l": 0.45868,
    "c": 0.10323,
    "h": 131.5
  },
  "luminance": 0.10181
}

Semantic roles & 50–950 ramp

primary

#42631F

secondary

#6E4698

accent

#4CDC92

background

#F7F8F5

surface

#EEF0E9

border

#C9CBC5

text

#090C04

muted

#7B7D79

Preview Lab

Preview with #42631F

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

Preview Lab → · Contrast checker → · Palette generator →