#37450B#37450B

#37450B is a dark, moderate yellow-green. Relative luminance 0.051; OKLCH L 36.6% C 0.081 H 122.6°. Best body text is #FFFFFF at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#37450B
RGB	rgb(55, 69, 11)
HSL	hsl(74, 73%, 16%)
HSV	hsv(74, 84%, 27%)
CMYK	cmyk(20.3%, 0%, 84.1%, 72.9%)
CIE-LAB	lab(27.00, -14.90, 30.88)
CIE-LCH	lch(27.00, 34.29, 115.76°)
OKLab	oklab(36.56% -0.0437 0.0683)
OKLCH	oklch(36.56% 0.081 122.6)
XYZ	xyz(3.7641, 5.0926, 1.1012)
Luminance	0.0509 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

#0B4008

ΔE00 8.93

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37450B #190B45

analogous

#45360B #37450B #1A450B

triadic

#37450B #0B3745 #450B37

tetradic

#37450B #0B4536 #190B45 #450B1A

square

#37450B #0B4536 #190B45 #450B1A

split-complementary

#37450B #0B1A45 #360B45

monochromatic

#151A04 #151A04 #37450B #617A13 #8BAF1C

Accessibility & contrast

On white

10.40

#37450B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#37450B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37450B

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37450B	#FFFFFF	#000000	##FFFFFF
##37450B	1.00	10.40	2.02	10.40
#FFFFFF	10.40	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4002

Deuteranopia (green-blind)

#484010

Tritanopia (blue-blind)

#3A413A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #37450b;
/* rgb */ color: rgb(55, 69, 11);
/* oklch */ color: oklch(36.6% 0.081 122.6);

Tailwind

colors: {
  custom: {
    50: '#70784f',
    500: '#37450b',
    950: '#000000',
  },
}

SCSS

$custom: #37450b;
$custom-light: #70784f;
$custom-dark: #000000;

JSON

{
  "hex": "#37450b",
  "rgb": {
    "r": 55,
    "g": 69,
    "b": 11
  },
  "hsl": {
    "h": 74.483,
    "s": 72.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.36559,
    "c": 0.08111,
    "h": 122.6
  },
  "luminance": 0.05093
}

Semantic roles & 50–950 ramp

primary

#37450B

secondary

#3F2A81

accent

#39EF65

background

#F6F7F4

surface

#ECEDE7

border

#C7C8C3

text

#080902

muted

#7B7B78

Preview Lab

Preview with #37450B

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

Preview Lab → · Contrast checker → · Palette generator →