#04333B#04333B

#04333B is a dark, muted teal. Relative luminance 0.027; OKLCH L 29.6% C 0.049 H 212.2°. Best body text is #FFFFFF at 13.62:1 contrast (WCAG AA passes).

Color values

HEX	#04333B
RGB	rgb(4, 51, 59)
HSL	hsl(189, 87%, 12%)
HSV	hsv(189, 93%, 23%)
CMYK	cmyk(93.2%, 13.6%, 0%, 76.9%)
CIE-LAB	lab(18.84, -11.60, -9.35)
CIE-LCH	lch(18.84, 14.90, 218.88°)
OKLab	oklab(29.58% -0.0414 -0.0261)
OKLCH	oklch(29.58% 0.049 212.2)
XYZ	xyz(2.0230, 2.7090, 4.5531)
Luminance	0.0271 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04333B #3B0C04

analogous

#043B27 #04333B #04183B

triadic

#04333B #3B0433 #333B04

tetradic

#04333B #27043B #3B0C04 #183B04

square

#04333B #27043B #3B0C04 #183B04

split-complementary

#04333B #3B0418 #3B2704

monochromatic

#02191D #02191D #04333B #086574 #0C96AE

Accessibility & contrast

On white

13.62

#04333B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#04333B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04333B

13.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04333B	#FFFFFF	#000000	##FFFFFF
##04333B	1.00	13.62	1.54	13.62
#FFFFFF	13.62	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D313B

Deuteranopia (green-blind)

#262C3B

Tritanopia (blue-blind)

#003635

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #04333b;
/* rgb */ color: rgb(4, 51, 59);
/* oklch */ color: oklch(29.6% 0.049 212.2);

Tailwind

colors: {
  custom: {
    50: '#506a70',
    500: '#04333b',
    950: '#000000',
  },
}

SCSS

$custom: #04333b;
$custom-light: #506a70;
$custom-dark: #000000;

JSON

{
  "hex": "#04333b",
  "rgb": {
    "r": 4,
    "g": 51,
    "b": 59
  },
  "hsl": {
    "h": 188.727,
    "s": 87.302,
    "l": 12.353
  },
  "oklch": {
    "l": 0.29576,
    "c": 0.04896,
    "h": 212.2
  },
  "luminance": 0.02709
}

Semantic roles & 50–950 ramp

primary

#04333B

secondary

#7D2C1E

accent

#492AFD

background

#F4F6F6

surface

#E7EBEC

border

#C3C6C7

text

#020607

muted

#787A7A

Preview Lab

Preview with #04333B

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

Preview Lab → · Contrast checker → · Palette generator →