#04211D#04211D

#04211D is a very dark, muted teal. Relative luminance 0.012; OKLCH L 22.5% C 0.036 H 182.4°. Best body text is #FFFFFF at 16.93:1 contrast (WCAG AA passes).

Color values

HEX	#04211D
RGB	rgb(4, 33, 29)
HSL	hsl(172, 78%, 7%)
HSV	hsv(172, 88%, 13%)
CMYK	cmyk(87.9%, 0%, 12.1%, 87.1%)
CIE-LAB	lab(10.57, -12.16, -0.49)
CIE-LCH	lch(10.57, 12.17, 182.30°)
OKLab	oklab(22.46% -0.0356 -0.0015)
OKLCH	oklch(22.46% 0.036 182.4)
XYZ	xyz(0.8156, 1.2021, 1.3512)
Luminance	0.0120 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04211D #210408

analogous

#04210F #04211D #041721

triadic

#04211D #1D0421 #211D04

tetradic

#04211D #0F0421 #210408 #172104

square

#04211D #0F0421 #210408 #172104

split-complementary

#04211D #210417 #210F04

monochromatic

#031B18 #031B18 #04211D #0B584D #118E7D

Accessibility & contrast

On white

16.93

#04211D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#04211D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04211D

16.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04211D	#FFFFFF	#000000	##FFFFFF
##04211D	1.00	16.93	1.24	16.93
#FFFFFF	16.93	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F1E1D

Deuteranopia (green-blind)

#1B1B1D

Tritanopia (blue-blind)

#002220

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #04211d;
/* rgb */ color: rgb(4, 33, 29);
/* oklch */ color: oklch(22.5% 0.036 182.4);

Tailwind

colors: {
  custom: {
    50: '#485c58',
    500: '#04211d',
    950: '#000000',
  },
}

SCSS

$custom: #04211d;
$custom-light: #485c58;
$custom-dark: #000000;

JSON

{
  "hex": "#04211d",
  "rgb": {
    "r": 4,
    "g": 33,
    "b": 29
  },
  "hsl": {
    "h": 171.724,
    "s": 78.378,
    "l": 7.255
  },
  "oklch": {
    "l": 0.22464,
    "c": 0.0356,
    "h": 182.4
  },
  "luminance": 0.01202
}

Semantic roles & 50–950 ramp

primary

#04211D

secondary

#641D27

accent

#334EF5

background

#F4F5F5

surface

#E6E9E9

border

#C2C5C5

text

#010403

muted

#777978

Preview Lab

Preview with #04211D

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

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