#04282F#04282F

#04282F is a dark, muted teal. Relative luminance 0.017; OKLCH L 25.6% C 0.041 H 213.6°. Best body text is #FFFFFF at 15.56:1 contrast (WCAG AA passes).

Color values

HEX	#04282F
RGB	rgb(4, 40, 47)
HSL	hsl(190, 84%, 10%)
HSV	hsv(190, 91%, 18%)
CMYK	cmyk(91.5%, 14.9%, 0%, 81.6%)
CIE-LAB	lab(14.11, -9.54, -8.20)
CIE-LCH	lch(14.11, 12.58, 220.70°)
OKLab	oklab(25.58% -0.0344 -0.0229)
OKLCH	oklch(25.58% 0.041 213.6)
XYZ	xyz(1.3217, 1.7485, 2.9566)
Luminance	0.0175 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04282F #2F0B04

analogous

#042F20 #04282F #04132F

triadic

#04282F #2F0428 #282F04

tetradic

#04282F #20042F #2F0B04 #132F04

square

#04282F #20042F #2F0B04 #132F04

split-complementary

#04282F #2F0413 #2F2004

monochromatic

#02181C #02181C #04282F #095867 #0E88A0

Accessibility & contrast

On white

15.56

#04282F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#04282F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04282F

15.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04282F	#FFFFFF	#000000	##FFFFFF
##04282F	1.00	15.56	1.35	15.56
#FFFFFF	15.56	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23262F

Deuteranopia (green-blind)

#1D222F

Tritanopia (blue-blind)

#002B2A

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #04282f;
/* rgb */ color: rgb(4, 40, 47);
/* oklch */ color: oklch(25.6% 0.041 213.6);

Tailwind

colors: {
  custom: {
    50: '#4c6267',
    500: '#04282f',
    950: '#000000',
  },
}

SCSS

$custom: #04282f;
$custom-light: #4c6267;
$custom-dark: #000000;

JSON

{
  "hex": "#04282f",
  "rgb": {
    "r": 4,
    "g": 40,
    "b": 47
  },
  "hsl": {
    "h": 189.767,
    "s": 84.314,
    "l": 10
  },
  "oklch": {
    "l": 0.25578,
    "c": 0.04135,
    "h": 213.6
  },
  "luminance": 0.01749
}

Semantic roles & 50–950 ramp

primary

#04282F

secondary

#722B1D

accent

#4F2DFB

background

#F4F5F6

surface

#E7EAEB

border

#C3C6C6

text

#010506

muted

#77797A

Preview Lab

Preview with #04282F

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

Preview Lab → · Contrast checker → · Palette generator →