#051B33#051B33

#051B33 is a very dark, muted cyan. Relative luminance 0.011; OKLCH L 22.0% C 0.055 H 252.5°. Best body text is #FFFFFF at 17.34:1 contrast (WCAG AA passes).

Color values

HEX	#051B33
RGB	rgb(5, 27, 51)
HSL	hsl(211, 82%, 11%)
HSV	hsv(211, 90%, 20%)
CMYK	cmyk(90.2%, 47.1%, 0%, 80%)
CIE-LAB	lab(9.44, 1.76, -18.36)
CIE-LCH	lch(9.44, 18.45, 275.47°)
OKLab	oklab(21.96% -0.0165 -0.0524)
OKLCH	oklch(21.96% 0.055 252.5)
XYZ	xyz(1.0518, 1.0550, 3.2795)
Luminance	0.0106 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#051B33 #331D05

analogous

#053233 #051B33 #060533

triadic

#051B33 #33051B #1B3305

tetradic

#051B33 #330532 #331D05 #053306

square

#051B33 #330532 #331D05 #053306

split-complementary

#051B33 #330605 #323305

monochromatic

#030F1C #030F1C #051B33 #0A396B #1056A2

Accessibility & contrast

On white

17.34

#051B33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#051B33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #051B33

17.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##051B33	#FFFFFF	#000000	##FFFFFF
##051B33	1.00	17.34	1.21	17.34
#FFFFFF	17.34	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#101D34

Deuteranopia (green-blind)

#081833

Tritanopia (blue-blind)

#002124

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #051b33;
/* rgb */ color: rgb(5, 27, 51);
/* oklch */ color: oklch(22.0% 0.055 252.5);

Tailwind

colors: {
  custom: {
    50: '#4d566b',
    500: '#051b33',
    950: '#000000',
  },
}

SCSS

$custom: #051b33;
$custom-light: #4d566b;
$custom-dark: #000000;

JSON

{
  "hex": "#051b33",
  "rgb": {
    "r": 5,
    "g": 27,
    "b": 51
  },
  "hsl": {
    "h": 211.304,
    "s": 82.143,
    "l": 10.98
  },
  "oklch": {
    "l": 0.21956,
    "c": 0.05497,
    "h": 252.5
  },
  "luminance": 0.01055
}

Semantic roles & 50–950 ramp

primary

#051B33

secondary

#744C1F

accent

#982FF8

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010306

muted

#77787A

Preview Lab

Preview with #051B33

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

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