#37430B#37430B

#37430B is a dark, moderate yellow-green. Relative luminance 0.049; OKLCH L 36.0% C 0.078 H 121.2°. Best body text is #FFFFFF at 10.66:1 contrast (WCAG AA passes).

Color values

HEX	#37430B
RGB	rgb(55, 67, 11)
HSL	hsl(73, 72%, 15%)
HSV	hsv(73, 84%, 26%)
CMYK	cmyk(17.9%, 0%, 83.6%, 73.7%)
CIE-LAB	lab(26.31, -13.76, 30.22)
CIE-LCH	lch(26.31, 33.21, 114.49°)
OKLab	oklab(36% -0.0406 0.067)
OKLCH	oklch(36% 0.078 121.2)
XYZ	xyz(3.6432, 4.8507, 1.0609)
Luminance	0.0485 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37430B #170B43

analogous

#43330B #37430B #1B430B

triadic

#37430B #0B3743 #430B37

tetradic

#37430B #0B4333 #170B43 #430B1B

square

#37430B #0B4333 #170B43 #430B1B

split-complementary

#37430B #0B1B43 #330B43

monochromatic

#161A04 #161A04 #37430B #627814 #8DAC1C

Accessibility & contrast

On white

10.66

#37430B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#37430B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37430B

10.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37430B	#FFFFFF	#000000	##FFFFFF
##37430B	1.00	10.66	1.97	10.66
#FFFFFF	10.66	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#483E02

Deuteranopia (green-blind)

#463E10

Tritanopia (blue-blind)

#3B3F38

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #37430b;
/* rgb */ color: rgb(55, 67, 11);
/* oklch */ color: oklch(36.0% 0.078 121.2);

Tailwind

colors: {
  custom: {
    50: '#70774f',
    500: '#37430b',
    950: '#000000',
  },
}

SCSS

$custom: #37430b;
$custom-light: #70774f;
$custom-dark: #000000;

JSON

{
  "hex": "#37430b",
  "rgb": {
    "r": 55,
    "g": 67,
    "b": 11
  },
  "hsl": {
    "h": 72.857,
    "s": 71.795,
    "l": 15.294
  },
  "oklch": {
    "l": 0.36001,
    "c": 0.07829,
    "h": 121.2
  },
  "luminance": 0.04851
}

Semantic roles & 50–950 ramp

primary

#37430B

secondary

#3D2A80

accent

#39EF60

background

#F6F7F4

surface

#ECEDE7

border

#C7C8C3

text

#080802

muted

#7B7B78

Preview Lab

Preview with #37430B

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

Preview Lab → · Contrast checker → · Palette generator →