#373A09#373A09

#373A09 is a dark, moderate yellow. Relative luminance 0.039; OKLCH L 33.5% C 0.067 H 113.0°. Best body text is #FFFFFF at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#373A09
RGB	rgb(55, 58, 9)
HSL	hsl(64, 73%, 13%)
HSV	hsv(64, 84%, 23%)
CMYK	cmyk(5.2%, 0%, 84.5%, 77.3%)
CIE-LAB	lab(23.20, -8.55, 28.01)
CIE-LCH	lch(23.20, 29.29, 106.97°)
OKLab	oklab(33.5% -0.0264 0.062)
OKLCH	oklch(33.5% 0.067 113)
XYZ	xyz(3.1380, 3.8581, 0.8378)
Luminance	0.0386 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#373A09 #0C093A

analogous

#3A2409 #373A09 #1E3A09

triadic

#373A09 #09373A #3A0937

tetradic

#373A09 #093A24 #0C093A #3A091E

square

#373A09 #093A24 #0C093A #3A091E

split-complementary

#373A09 #091E3A #24093A

monochromatic

#191A04 #191A04 #373A09 #696F11 #9BA419

Accessibility & contrast

On white

11.85

#373A09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#373A09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #373A09

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##373A09	#FFFFFF	#000000	##FFFFFF
##373A09	1.00	11.85	1.77	11.85
#FFFFFF	11.85	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3702

Deuteranopia (green-blind)

#3F380D

Tritanopia (blue-blind)

#3B3631

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #373a09;
/* rgb */ color: rgb(55, 58, 9);
/* oklch */ color: oklch(33.5% 0.067 113.0);

Tailwind

colors: {
  custom: {
    50: '#70704c',
    500: '#373a09',
    950: '#000000',
  },
}

SCSS

$custom: #373a09;
$custom-light: #70704c;
$custom-dark: #000000;

JSON

{
  "hex": "#373a09",
  "rgb": {
    "r": 55,
    "g": 58,
    "b": 9
  },
  "hsl": {
    "h": 63.673,
    "s": 73.134,
    "l": 13.137
  },
  "oklch": {
    "l": 0.33497,
    "c": 0.06742,
    "h": 113
  },
  "luminance": 0.03858
}

Semantic roles & 50–950 ramp

primary

#373A09

secondary

#2C2778

accent

#38F043

background

#F6F6F4

surface

#ECECE7

border

#C7C7C3

text

#080701

muted

#7B7A77

Preview Lab

Preview with #373A09

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

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