#373903#373903

#373903 is a dark, moderate yellow. Relative luminance 0.037; OKLCH L 33.2% C 0.071 H 111.9°. Best body text is #FFFFFF at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#373903
RGB	rgb(55, 57, 3)
HSL	hsl(62, 90%, 12%)
HSV	hsv(62, 95%, 22%)
CMYK	cmyk(3.5%, 0%, 94.7%, 77.6%)
CIE-LAB	lab(22.81, -8.31, 30.06)
CIE-LCH	lch(22.81, 31.18, 105.45°)
OKLab	oklab(33.17% -0.0265 0.0658)
OKLCH	oklch(33.17% 0.071 111.9)
XYZ	xyz(3.0552, 3.7451, 0.6481)
Luminance	0.0374 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#373903 #050339

analogous

#392003 #373903 #1C3903

triadic

#373903 #033739 #390337

tetradic

#373903 #033920 #050339 #39031C

square

#373903 #033920 #050339 #39031C

split-complementary

#373903 #031C39 #200339

monochromatic

#1C1D02 #1C1D02 #373903 #6F7306 #A7AD09

Accessibility & contrast

On white

12.01

#373903 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#373903 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #373903

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##373903	#FFFFFF	#000000	##FFFFFF
##373903	1.00	12.01	1.75	12.01
#FFFFFF	12.01	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3600

Deuteranopia (green-blind)

#3F3707

Tritanopia (blue-blind)

#3C352F

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #373903;
/* rgb */ color: rgb(55, 57, 3);
/* oklch */ color: oklch(33.2% 0.071 111.9);

Tailwind

colors: {
  custom: {
    50: '#706f49',
    500: '#373903',
    950: '#000000',
  },
}

SCSS

$custom: #373903;
$custom-light: #706f49;
$custom-dark: #000000;

JSON

{
  "hex": "#373903",
  "rgb": {
    "r": 55,
    "g": 57,
    "b": 3
  },
  "hsl": {
    "h": 62.222,
    "s": 90,
    "l": 11.765
  },
  "oklch": {
    "l": 0.33173,
    "c": 0.07088,
    "h": 111.9
  },
  "luminance": 0.03745
}

Semantic roles & 50–950 ramp

primary

#373903

secondary

#201C7C

accent

#29FF31

background

#F6F6F4

surface

#ECECE7

border

#C7C7C3

text

#080701

muted

#7B7A77

Preview Lab

Preview with #373903

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

Preview Lab → · Contrast checker → · Palette generator →