#04242A#04242A

#04242A is a very dark, muted teal. Relative luminance 0.015; OKLCH L 24.1% C 0.038 H 212.6°. Best body text is #FFFFFF at 16.27:1 contrast (WCAG AA passes).

Color values

HEX	#04242A
RGB	rgb(4, 36, 42)
HSL	hsl(189, 83%, 9%)
HSV	hsv(189, 90%, 16%)
CMYK	cmyk(90.5%, 14.3%, 0%, 83.5%)
CIE-LAB	lab(12.32, -9.00, -7.36)
CIE-LCH	lch(12.32, 11.62, 219.26°)
OKLab	oklab(24.06% -0.0321 -0.0205)
OKLCH	oklch(24.06% 0.038 212.6)
XYZ	xyz(1.0987, 1.4546, 2.4129)
Luminance	0.0146 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04242A #2A0A04

analogous

#042A1D #04242A #04112A

triadic

#04242A #2A0424 #242A04

tetradic

#04242A #1D042A #2A0A04 #112A04

square

#04242A #1D042A #2A0A04 #112A04

split-complementary

#04242A #2A0411 #2A1D04

monochromatic

#03181C #03181C #04242A #095462 #0F849A

Accessibility & contrast

On white

16.27

#04242A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#04242A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04242A

16.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04242A	#FFFFFF	#000000	##FFFFFF
##04242A	1.00	16.27	1.29	16.27
#FFFFFF	16.27	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F222A

Deuteranopia (green-blind)

#1A1E2A

Tritanopia (blue-blind)

#002626

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #04242a;
/* rgb */ color: rgb(4, 36, 42);
/* oklch */ color: oklch(24.1% 0.038 212.6);

Tailwind

colors: {
  custom: {
    50: '#4b5e63',
    500: '#04242a',
    950: '#000000',
  },
}

SCSS

$custom: #04242a;
$custom-light: #4b5e63;
$custom-dark: #000000;

JSON

{
  "hex": "#04242a",
  "rgb": {
    "r": 4,
    "g": 36,
    "b": 42
  },
  "hsl": {
    "h": 189.474,
    "s": 82.609,
    "l": 9.02
  },
  "oklch": {
    "l": 0.24056,
    "c": 0.03806,
    "h": 212.6
  },
  "luminance": 0.01455
}

Semantic roles & 50–950 ramp

primary

#04242A

secondary

#6D2A1D

accent

#4F2FF9

background

#F4F5F5

surface

#E7E9EA

border

#C3C5C6

text

#010405

muted

#777979

Preview Lab

Preview with #04242A

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

Preview Lab → · Contrast checker → · Palette generator →