#373F06#373F06

#373F06 is a dark, moderate yellow. Relative luminance 0.044; OKLCH L 34.9% C 0.076 H 117.8°. Best body text is #FFFFFF at 11.19:1 contrast (WCAG AA passes).

Color values

HEX	#373F06
RGB	rgb(55, 63, 6)
HSL	hsl(68, 83%, 14%)
HSV	hsv(68, 90%, 25%)
CMYK	cmyk(12.7%, 0%, 90.5%, 75.3%)
CIE-LAB	lab(24.89, -11.73, 30.91)
CIE-LCH	lch(24.89, 33.06, 110.79°)
OKLab	oklab(34.85% -0.0355 0.0674)
OKLCH	oklch(34.85% 0.076 117.8)
XYZ	xyz(3.3860, 4.3804, 0.8394)
Luminance	0.0438 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#373F06 #0E063F

analogous

#3F2A06 #373F06 #1A3F06

triadic

#373F06 #06373F #3F0637

tetradic

#373F06 #063F2A #0E063F #3F061A

square

#373F06 #063F2A #0E063F #3F061A

split-complementary

#373F06 #061A3F #2A063F

monochromatic

#181C03 #181C03 #373F06 #68770B #99AF11

Accessibility & contrast

On white

11.19

#373F06 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#373F06 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #373F06

11.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##373F06	#FFFFFF	#000000	##FFFFFF
##373F06	1.00	11.19	1.88	11.19
#FFFFFF	11.19	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443B00

Deuteranopia (green-blind)

#433B0B

Tritanopia (blue-blind)

#3B3B35

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #373f06;
/* rgb */ color: rgb(55, 63, 6);
/* oklch */ color: oklch(34.9% 0.076 117.8);

Tailwind

colors: {
  custom: {
    50: '#70744c',
    500: '#373f06',
    950: '#000000',
  },
}

SCSS

$custom: #373f06;
$custom-light: #70744c;
$custom-dark: #000000;

JSON

{
  "hex": "#373f06",
  "rgb": {
    "r": 55,
    "g": 63,
    "b": 6
  },
  "hsl": {
    "h": 68.421,
    "s": 82.609,
    "l": 13.529
  },
  "oklch": {
    "l": 0.34851,
    "c": 0.07622,
    "h": 117.8
  },
  "luminance": 0.0438
}

Semantic roles & 50–950 ramp

primary

#373F06

secondary

#2F227F

accent

#2FF94B

background

#F6F7F4

surface

#ECEDE7

border

#C7C8C3

text

#080801

muted

#7B7B77

Preview Lab

Preview with #373F06

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

Preview Lab → · Contrast checker → · Palette generator →