#04393B#04393B

#04393B is a dark, muted teal. Relative luminance 0.033; OKLCH L 31.4% C 0.051 H 198.9°. Best body text is #FFFFFF at 12.70:1 contrast (WCAG AA passes).

Color values

HEX	#04393B
RGB	rgb(4, 57, 59)
HSL	hsl(182, 87%, 12%)
HSV	hsv(182, 93%, 23%)
CMYK	cmyk(93.2%, 3.4%, 0%, 76.9%)
CIE-LAB	lab(21.08, -15.18, -5.95)
CIE-LCH	lch(21.08, 16.30, 201.40°)
OKLab	oklab(31.4% -0.0484 -0.0165)
OKLCH	oklch(31.4% 0.051 198.9)
XYZ	xyz(2.3023, 3.2675, 4.6462)
Luminance	0.0327 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04393B #3B0604

analogous

#043B22 #04393B #041D3B

triadic

#04393B #3B0439 #393B04

tetradic

#04393B #22043B #3B0604 #1D3B04

square

#04393B #22043B #3B0604 #1D3B04

split-complementary

#04393B #3B041D #3B2204

monochromatic

#021C1D #021C1D #04393B #087074 #0CA8AE

Accessibility & contrast

On white

12.70

#04393B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#04393B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04393B

12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04393B	#FFFFFF	#000000	##FFFFFF
##04393B	1.00	12.70	1.65	12.70
#FFFFFF	12.70	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#34363B

Deuteranopia (green-blind)

#2C303B

Tritanopia (blue-blind)

#003B39

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #04393b;
/* rgb */ color: rgb(4, 57, 59);
/* oklch */ color: oklch(31.4% 0.051 198.9);

Tailwind

colors: {
  custom: {
    50: '#516f70',
    500: '#04393b',
    950: '#000000',
  },
}

SCSS

$custom: #04393b;
$custom-light: #516f70;
$custom-dark: #000000;

JSON

{
  "hex": "#04393b",
  "rgb": {
    "r": 4,
    "g": 57,
    "b": 59
  },
  "hsl": {
    "h": 182.182,
    "s": 87.302,
    "l": 12.353
  },
  "oklch": {
    "l": 0.31396,
    "c": 0.05114,
    "h": 198.9
  },
  "luminance": 0.03268
}

Semantic roles & 50–950 ramp

primary

#04393B

secondary

#7D221E

accent

#322AFD

background

#F4F6F6

surface

#E7ECEC

border

#C3C7C7

text

#020707

muted

#787A7A

Preview Lab

Preview with #04393B

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

Preview Lab → · Contrast checker → · Palette generator →