#04333F#04333F

#04333F is a dark, muted cyan. Relative luminance 0.028; OKLCH L 29.8% C 0.051 H 220.0°. Best body text is #FFFFFF at 13.54:1 contrast (WCAG AA passes).

Color values

HEX	#04333F
RGB	rgb(4, 51, 63)
HSL	hsl(192, 88%, 13%)
HSV	hsv(192, 94%, 25%)
CMYK	cmyk(93.7%, 19%, 0%, 75.3%)
CIE-LAB	lab(19.02, -9.98, -11.81)
CIE-LCH	lch(19.02, 15.46, 229.81°)
OKLab	oklab(29.79% -0.0395 -0.0331)
OKLCH	oklch(29.79% 0.052 220)
XYZ	xyz(2.1307, 2.7521, 5.1206)
Luminance	0.0275 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04333F #3F1004

analogous

#043F2D #04333F #04153F

triadic

#04333F #3F0433 #333F04

tetradic

#04333F #2D043F #3F1004 #153F04

square

#04333F #2D043F #3F1004 #153F04

split-complementary

#04333F #3F0415 #3F2D04

monochromatic

#02171D #02171D #04333F #086279 #0B90B2

Accessibility & contrast

On white

13.54

#04333F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#04333F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04333F

13.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04333F	#FFFFFF	#000000	##FFFFFF
##04333F	1.00	13.54	1.55	13.54
#FFFFFF	13.54	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C3140

Deuteranopia (green-blind)

#242C3F

Tritanopia (blue-blind)

#003737

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #04333f;
/* rgb */ color: rgb(4, 51, 63);
/* oklch */ color: oklch(29.8% 0.051 220.0);

Tailwind

colors: {
  custom: {
    50: '#516a74',
    500: '#04333f',
    950: '#000000',
  },
}

SCSS

$custom: #04333f;
$custom-light: #516a74;
$custom-dark: #000000;

JSON

{
  "hex": "#04333f",
  "rgb": {
    "r": 4,
    "g": 51,
    "b": 63
  },
  "hsl": {
    "h": 192.203,
    "s": 88.06,
    "l": 13.137
  },
  "oklch": {
    "l": 0.29785,
    "c": 0.0515,
    "h": 220
  },
  "luminance": 0.02752
}

Semantic roles & 50–950 ramp

primary

#04333F

secondary

#80321E

accent

#552AFE

background

#F4F6F7

surface

#E7EBED

border

#C3C6C8

text

#020608

muted

#787A7B

Preview Lab

Preview with #04333F

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

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