#04383C#04383C

#04383C is a dark, muted teal. Relative luminance 0.032; OKLCH L 31.1% C 0.051 H 203.0°. Best body text is #FFFFFF at 12.84:1 contrast (WCAG AA passes).

Color values

HEX	#04383C
RGB	rgb(4, 56, 60)
HSL	hsl(184, 88%, 13%)
HSV	hsv(184, 93%, 24%)
CMYK	cmyk(93.3%, 6.7%, 0%, 76.5%)
CIE-LAB	lab(20.75, -14.22, -7.13)
CIE-LCH	lch(20.75, 15.91, 206.63°)
OKLab	oklab(31.14% -0.0467 -0.0198)
OKLCH	oklch(31.14% 0.051 203)
XYZ	xyz(2.2795, 3.1801, 4.7678)
Luminance	0.0318 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04383C #3C0804

analogous

#043C24 #04383C #041C3C

triadic

#04383C #3C0438 #383C04

tetradic

#04383C #24043C #3C0804 #1C3C04

square

#04383C #24043C #3C0804 #1C3C04

split-complementary

#04383C #3C041C #3C2404

monochromatic

#021B1D #021B1D #04383C #086E75 #0CA3AF

Accessibility & contrast

On white

12.84

#04383C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#04383C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04383C

12.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04383C	#FFFFFF	#000000	##FFFFFF
##04383C	1.00	12.84	1.64	12.84
#FFFFFF	12.84	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33353C

Deuteranopia (green-blind)

#2B303C

Tritanopia (blue-blind)

#003B39

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #04383c;
/* rgb */ color: rgb(4, 56, 60);
/* oklch */ color: oklch(31.1% 0.051 203.0);

Tailwind

colors: {
  custom: {
    50: '#516e71',
    500: '#04383c',
    950: '#000000',
  },
}

SCSS

$custom: #04383c;
$custom-light: #516e71;
$custom-dark: #000000;

JSON

{
  "hex": "#04383c",
  "rgb": {
    "r": 4,
    "g": 56,
    "b": 60
  },
  "hsl": {
    "h": 184.286,
    "s": 87.5,
    "l": 12.549
  },
  "oklch": {
    "l": 0.31138,
    "c": 0.05074,
    "h": 203
  },
  "luminance": 0.0318
}

Semantic roles & 50–950 ramp

primary

#04383C

secondary

#7E251E

accent

#392AFE

background

#F4F6F6

surface

#E7ECEC

border

#C3C7C7

text

#020707

muted

#787A7A

Preview Lab

Preview with #04383C

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

Preview Lab → · Contrast checker → · Palette generator →