#40631A#40631A

#40631A is a mid, moderate yellow-green. Relative luminance 0.101; OKLCH L 45.7% C 0.108 H 131.7°. Best body text is #FFFFFF at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#40631A
RGB	rgb(64, 99, 26)
HSL	hsl(89, 58%, 25%)
HSV	hsv(89, 74%, 39%)
CMYK	cmyk(35.4%, 0%, 73.7%, 61.2%)
CIE-LAB	lab(38.00, -25.57, 35.75)
CIE-LCH	lch(38.00, 43.95, 125.58°)
OKLab	oklab(45.69% -0.0721 0.0809)
OKLCH	oklch(45.69% 0.108 131.7)
XYZ	xyz(6.7626, 10.0880, 2.5680)
Luminance	0.1009 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40631A #3D1A63

analogous

#63621A #40631A #1C631A

triadic

#40631A #1A4063 #631A40

tetradic

#40631A #1A6362 #3D1A63 #631A1C

square

#40631A #1A6362 #3D1A63 #631A1C

split-complementary

#40631A #1A1C63 #621A63

monochromatic

#101806 #21330D #40631A #5F9327 #7FC433

Accessibility & contrast

On white

6.96

#40631A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#40631A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #40631A

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40631A	#FFFFFF	#000000	##FFFFFF
##40631A	1.00	6.96	3.02	6.96
#FFFFFF	6.96	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675B0F

Deuteranopia (green-blind)

#635920

Tritanopia (blue-blind)

#415F54

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #40631a;
/* rgb */ color: rgb(64, 99, 26);
/* oklch */ color: oklch(45.7% 0.108 131.7);

Tailwind

colors: {
  custom: {
    50: '#788f5b',
    500: '#40631a',
    950: '#000000',
  },
}

SCSS

$custom: #40631a;
$custom-light: #788f5b;
$custom-dark: #000000;

JSON

{
  "hex": "#40631a",
  "rgb": {
    "r": 64,
    "g": 99,
    "b": 26
  },
  "hsl": {
    "h": 88.767,
    "s": 58.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.45688,
    "c": 0.1084,
    "h": 131.7
  },
  "luminance": 0.10088
}

Semantic roles & 50–950 ramp

primary

#40631A

secondary

#6B4099

accent

#46E291

background

#F7F8F5

surface

#EDF0E9

border

#C8CBC5

text

#090C04

muted

#7B7D79

Preview Lab

Preview with #40631A

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

Preview Lab → · Contrast checker → · Palette generator →