#373A05#373A05

#373A05 is a dark, moderate yellow. Relative luminance 0.038; OKLCH L 33.5% C 0.071 H 113.0°. Best body text is #FFFFFF at 11.87:1 contrast (WCAG AA passes).

Color values

HEX	#373A05
RGB	rgb(55, 58, 5)
HSL	hsl(63, 84%, 12%)
HSV	hsv(63, 91%, 23%)
CMYK	cmyk(5.2%, 0%, 91.4%, 77.3%)
CIE-LAB	lab(23.17, -8.80, 29.61)
CIE-LCH	lch(23.17, 30.89, 106.55°)
OKLab	oklab(33.46% -0.0275 0.0649)
OKLCH	oklch(33.46% 0.071 113)
XYZ	xyz(3.1161, 3.8494, 0.7224)
Luminance	0.0385 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#373A05 #08053A

analogous

#3A2205 #373A05 #1D3A05

triadic

#373A05 #05373A #3A0537

tetradic

#373A05 #053A22 #08053A #3A051D

square

#373A05 #053A22 #08053A #3A051D

split-complementary

#373A05 #051D3A #22053A

monochromatic

#1B1C02 #1B1C02 #373A05 #6C720A #A2AB0F

Accessibility & contrast

On white

11.87

#373A05 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#373A05 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #373A05

11.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##373A05	#FFFFFF	#000000	##FFFFFF
##373A05	1.00	11.87	1.77	11.87
#FFFFFF	11.87	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3700

Deuteranopia (green-blind)

#3F3809

Tritanopia (blue-blind)

#3B3630

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #373a05;
/* rgb */ color: rgb(55, 58, 5);
/* oklch */ color: oklch(33.5% 0.071 113.0);

Tailwind

colors: {
  custom: {
    50: '#70704a',
    500: '#373a05',
    950: '#000000',
  },
}

SCSS

$custom: #373a05;
$custom-light: #70704a;
$custom-dark: #000000;

JSON

{
  "hex": "#373a05",
  "rgb": {
    "r": 55,
    "g": 58,
    "b": 5
  },
  "hsl": {
    "h": 63.396,
    "s": 84.127,
    "l": 12.353
  },
  "oklch": {
    "l": 0.33464,
    "c": 0.07051,
    "h": 113
  },
  "luminance": 0.03849
}

Semantic roles & 50–950 ramp

primary

#373A05

secondary

#25207B

accent

#2DFA39

background

#F6F6F4

surface

#ECECE7

border

#C7C7C3

text

#080701

muted

#7B7A77

Preview Lab

Preview with #373A05

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

Preview Lab → · Contrast checker → · Palette generator →