#04121A#04121A

#04121A is a very dark, muted cyan. Relative luminance 0.005; OKLCH L 17.3% C 0.027 H 233.6°. Best body text is #FFFFFF at 18.98:1 contrast (WCAG AA passes).

Color values

HEX	#04121A
RGB	rgb(4, 18, 26)
HSL	hsl(202, 73%, 6%)
HSV	hsv(202, 85%, 10%)
CMYK	cmyk(84.6%, 30.8%, 0%, 89.8%)
CIE-LAB	lab(4.81, -2.20, -6.77)
CIE-LCH	lch(4.81, 7.12, 251.96°)
OKLab	oklab(17.33% -0.0159 -0.0216)
OKLCH	oklch(17.33% 0.027 233.6)
XYZ	xyz(0.4528, 0.5330, 1.0561)
Luminance	0.0053 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04121A #1A0C04

analogous

#041A17 #04121A #04071A

triadic

#04121A #1A0412 #121A04

tetradic

#04121A #17041A #1A0C04 #071A04

square

#04121A #17041A #1A0C04 #071A04

split-complementary

#04121A #1A0407 #1A1704

monochromatic

#04121B #04121B #04121B #0C374F #145B84

Accessibility & contrast

On white

18.98

#04121A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#04121A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04121A

18.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04121A	#FFFFFF	#000000	##FFFFFF
##04121A	1.00	18.98	1.11	18.98
#FFFFFF	18.98	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E121A

Deuteranopia (green-blind)

#0B0F1A

Tritanopia (blue-blind)

#001415

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #04121a;
/* rgb */ color: rgb(4, 18, 26);
/* oklch */ color: oklch(17.3% 0.027 233.6);

Tailwind

colors: {
  custom: {
    50: '#485056',
    500: '#04121a',
    950: '#000000',
  },
}

SCSS

$custom: #04121a;
$custom-light: #485056;
$custom-dark: #000000;

JSON

{
  "hex": "#04121a",
  "rgb": {
    "r": 4,
    "g": 18,
    "b": 26
  },
  "hsl": {
    "h": 201.818,
    "s": 73.333,
    "l": 5.882
  },
  "oklch": {
    "l": 0.17329,
    "c": 0.02684,
    "h": 233.6
  },
  "luminance": 0.00533
}

Semantic roles & 50–950 ramp

primary

#04121A

secondary

#5C341E

accent

#7B38F0

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000203

muted

#777878

Preview Lab

Preview with #04121A

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

Preview Lab → · Contrast checker → · Palette generator →