#04251D#04251D

#04251D is a very dark, muted teal. Relative luminance 0.014; OKLCH L 23.8% C 0.041 H 173.4°. Best body text is #FFFFFF at 16.31:1 contrast (WCAG AA passes).

Color values

HEX	#04251D
RGB	rgb(4, 37, 29)
HSL	hsl(165, 80%, 8%)
HSV	hsv(165, 89%, 15%)
CMYK	cmyk(89.2%, 0%, 21.6%, 85.5%)
CIE-LAB	lab(12.21, -14.50, 1.88)
CIE-LCH	lch(12.21, 14.63, 172.61°)
OKLab	oklab(23.8% -0.0409 0.0048)
OKLCH	oklch(23.8% 0.041 173.4)
XYZ	xyz(0.9333, 1.4375, 1.3904)
Luminance	0.0144 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04251D #25040C

analogous

#04250C #04251D #041C25

triadic

#04251D #1D0425 #251D04

tetradic

#04251D #0C0425 #25040C #1C2504

square

#04251D #0C0425 #25040C #1C2504

split-complementary

#04251D #25041C #250C04

monochromatic

#031C16 #031C16 #04251D #0A5C48 #109374

Accessibility & contrast

On white

16.31

#04251D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#04251D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04251D

16.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04251D	#FFFFFF	#000000	##FFFFFF
##04251D	1.00	16.31	1.29	16.31
#FFFFFF	16.31	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23221D

Deuteranopia (green-blind)

#1F1F1E

Tritanopia (blue-blind)

#002623

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #04251d;
/* rgb */ color: rgb(4, 37, 29);
/* oklch */ color: oklch(23.8% 0.041 173.4);

Tailwind

colors: {
  custom: {
    50: '#495f58',
    500: '#04251d',
    950: '#000000',
  },
}

SCSS

$custom: #04251d;
$custom-light: #495f58;
$custom-dark: #000000;

JSON

{
  "hex": "#04251d",
  "rgb": {
    "r": 4,
    "g": 37,
    "b": 29
  },
  "hsl": {
    "h": 165.455,
    "s": 80.488,
    "l": 8.039
  },
  "oklch": {
    "l": 0.23797,
    "c": 0.04121,
    "h": 173.4
  },
  "luminance": 0.01438
}

Semantic roles & 50–950 ramp

primary

#04251D

secondary

#681D2F

accent

#3161F7

background

#F4F5F5

surface

#E7E9E9

border

#C3C5C5

text

#010403

muted

#777978

Preview Lab

Preview with #04251D

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

Preview Lab → · Contrast checker → · Palette generator →