#04142F#04142F

#04142F is a very dark, muted blue. Relative luminance 0.007; OKLCH L 19.6% C 0.059 H 259.0°. Best body text is #FFFFFF at 18.32:1 contrast (WCAG AA passes).

Color values

HEX	#04142F
RGB	rgb(4, 20, 47)
HSL	hsl(218, 84%, 10%)
HSV	hsv(218, 91%, 18%)
CMYK	cmyk(91.5%, 57.4%, 0%, 81.6%)
CIE-LAB	lab(6.61, 4.83, -19.97)
CIE-LCH	lch(6.61, 20.54, 283.61°)
OKLab	oklab(19.57% -0.0112 -0.0578)
OKLCH	oklch(19.57% 0.059 259)
XYZ	xyz(0.8131, 0.7313, 2.7871)
Luminance	0.0073 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04142F #2F1F04

analogous

#042A2F #04142F #09042F

triadic

#04142F #2F0414 #142F04

tetradic

#04142F #2F042A #2F1F04 #042F09

square

#04142F #2F042A #2F1F04 #042F09

split-complementary

#04142F #2F0904 #2A2F04

monochromatic

#020C1C #020C1C #04142F #092C67 #0E44A0

Accessibility & contrast

On white

18.32

#04142F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#04142F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04142F

18.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04142F	#FFFFFF	#000000	##FFFFFF
##04142F	1.00	18.32	1.15	18.32
#FFFFFF	18.32	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#061730

Deuteranopia (green-blind)

#00132E

Tritanopia (blue-blind)

#001A1F

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #04142f;
/* rgb */ color: rgb(4, 20, 47);
/* oklch */ color: oklch(19.6% 0.059 259.0);

Tailwind

colors: {
  custom: {
    50: '#4b5168',
    500: '#04142f',
    950: '#000000',
  },
}

SCSS

$custom: #04142f;
$custom-light: #4b5168;
$custom-dark: #000000;

JSON

{
  "hex": "#04142f",
  "rgb": {
    "r": 4,
    "g": 20,
    "b": 47
  },
  "hsl": {
    "h": 217.674,
    "s": 84.314,
    "l": 10
  },
  "oklch": {
    "l": 0.19572,
    "c": 0.05888,
    "h": 259
  },
  "luminance": 0.00731
}

Semantic roles & 50–950 ramp

primary

#04142F

secondary

#72521D

accent

#AE2DFB

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010206

muted

#77787A

Preview Lab

Preview with #04142F

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

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