#37400A#37400A

#37400A is a dark, moderate yellow-green. Relative luminance 0.045; OKLCH L 35.2% C 0.075 H 118.8°. Best body text is #FFFFFF at 11.05:1 contrast (WCAG AA passes).

Color values

HEX	#37400A
RGB	rgb(55, 64, 10)
HSL	hsl(70, 73%, 15%)
HSV	hsv(70, 84%, 25%)
CMYK	cmyk(14.1%, 0%, 84.4%, 74.9%)
CIE-LAB	lab(25.26, -12.09, 29.63)
CIE-LCH	lch(25.26, 32.00, 112.19°)
OKLab	oklab(35.16% -0.0361 0.0655)
OKLCH	oklch(35.16% 0.075 118.8)
XYZ	xyz(3.4638, 4.5010, 0.9734)
Luminance	0.0450 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37400A #130A40

analogous

#402E0A #37400A #1C400A

triadic

#37400A #0A3740 #400A37

tetradic

#37400A #0A402E #130A40 #400A1C

square

#37400A #0A402E #130A40 #400A1C

split-complementary

#37400A #0A1C40 #2E0A40

monochromatic

#171A04 #171A04 #37400A #647512 #92AA1B

Accessibility & contrast

On white

11.05

#37400A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#37400A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37400A

11.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37400A	#FFFFFF	#000000	##FFFFFF
##37400A	1.00	11.05	1.90	11.05
#FFFFFF	11.05	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453C02

Deuteranopia (green-blind)

#443C0F

Tritanopia (blue-blind)

#3B3C36

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #37400a;
/* rgb */ color: rgb(55, 64, 10);
/* oklch */ color: oklch(35.2% 0.075 118.8);

Tailwind

colors: {
  custom: {
    50: '#70744e',
    500: '#37400a',
    950: '#000000',
  },
}

SCSS

$custom: #37400a;
$custom-light: #70744e;
$custom-dark: #000000;

JSON

{
  "hex": "#37400a",
  "rgb": {
    "r": 55,
    "g": 64,
    "b": 10
  },
  "hsl": {
    "h": 70,
    "s": 72.973,
    "l": 14.51
  },
  "oklch": {
    "l": 0.35158,
    "c": 0.07478,
    "h": 118.8
  },
  "luminance": 0.04501
}

Semantic roles & 50–950 ramp

primary

#37400A

secondary

#37297D

accent

#38F057

background

#F6F7F4

surface

#ECEDE7

border

#C7C8C3

text

#080802

muted

#7B7B78

Preview Lab

Preview with #37400A

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

Preview Lab → · Contrast checker → · Palette generator →