#373F0C#373F0C

#373F0C is a dark, moderate yellow. Relative luminance 0.044; OKLCH L 34.9% C 0.072 H 118.1°. Best body text is #FFFFFF at 11.18:1 contrast (WCAG AA passes).

Color values

HEX	#373F0C
RGB	rgb(55, 63, 12)
HSL	hsl(69, 68%, 15%)
HSV	hsv(69, 81%, 25%)
CMYK	cmyk(12.7%, 0%, 81%, 75.3%)
CIE-LAB	lab(24.93, -11.37, 28.47)
CIE-LCH	lch(24.93, 30.66, 111.77°)
OKLab	oklab(34.9% -0.0339 0.0635)
OKLCH	oklch(34.9% 0.072 118.1)
XYZ	xyz(3.4195, 4.3938, 1.0157)
Luminance	0.0439 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#373F0C #140C3F

analogous

#3F2E0C #373F0C #1E3F0C

triadic

#373F0C #0C373F #3F0C37

tetradic

#373F0C #0C3F2E #140C3F #3F0C1E

square

#373F0C #0C3F2E #140C3F #3F0C1E

split-complementary

#373F0C #0C1E3F #2E0C3F

monochromatic

#161A05 #161A05 #373F0C #647216 #91A620

Accessibility & contrast

On white

11.18

#373F0C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#373F0C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #373F0C

11.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##373F0C	#FFFFFF	#000000	##FFFFFF
##373F0C	1.00	11.18	1.88	11.18
#FFFFFF	11.18	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443B04

Deuteranopia (green-blind)

#433B10

Tritanopia (blue-blind)

#3B3B35

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #373f0c;
/* rgb */ color: rgb(55, 63, 12);
/* oklch */ color: oklch(34.9% 0.072 118.1);

Tailwind

colors: {
  custom: {
    50: '#70744f',
    500: '#373f0c',
    950: '#000000',
  },
}

SCSS

$custom: #373f0c;
$custom-light: #70744f;
$custom-dark: #000000;

JSON

{
  "hex": "#373f0c",
  "rgb": {
    "r": 55,
    "g": 63,
    "b": 12
  },
  "hsl": {
    "h": 69.412,
    "s": 68,
    "l": 14.706
  },
  "oklch": {
    "l": 0.34897,
    "c": 0.07194,
    "h": 118.1
  },
  "luminance": 0.04394
}

Semantic roles & 50–950 ramp

primary

#373F0C

secondary

#382C7B

accent

#3DEB58

background

#F6F7F4

surface

#ECEDE7

border

#C7C8C3

text

#080802

muted

#7B7B78

Preview Lab

Preview with #373F0C

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

Preview Lab → · Contrast checker → · Palette generator →