#051B2D#051B2D

#051B2D is a very dark, muted cyan. Relative luminance 0.010; OKLCH L 21.5% C 0.045 H 246.0°. Best body text is #FFFFFF at 17.48:1 contrast (WCAG AA passes).

Color values

HEX	#051B2D
RGB	rgb(5, 27, 45)
HSL	hsl(207, 80%, 10%)
HSV	hsv(207, 89%, 18%)
CMYK	cmyk(88.9%, 40%, 0%, 82.4%)
CIE-LAB	lab(9.04, -1.05, -14.63)
CIE-LCH	lch(9.04, 14.66, 265.88°)
OKLab	oklab(21.51% -0.0185 -0.0415)
OKLCH	oklch(21.51% 0.045 246)
XYZ	xyz(0.9280, 1.0055, 2.6273)
Luminance	0.0101 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#051B2D #2D1705

analogous

#052D2B #051B2D #05072D

triadic

#051B2D #2D051B #1B2D05

tetradic

#051B2D #2B052D #2D1705 #072D05

square

#051B2D #2B052D #2D1705 #072D05

split-complementary

#051B2D #2D0507 #2D2B05

monochromatic

#03111C #03111C #051B2D #0B3C64 #115D9B

Accessibility & contrast

On white

17.48

#051B2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#051B2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #051B2D

17.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##051B2D	#FFFFFF	#000000	##FFFFFF
##051B2D	1.00	17.48	1.20	17.48
#FFFFFF	17.48	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#131C2E

Deuteranopia (green-blind)

#0D182D

Tritanopia (blue-blind)

#001F21

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #051b2d;
/* rgb */ color: rgb(5, 27, 45);
/* oklch */ color: oklch(21.5% 0.045 246.0);

Tailwind

colors: {
  custom: {
    50: '#4b5766',
    500: '#051b2d',
    950: '#000000',
  },
}

SCSS

$custom: #051b2d;
$custom-light: #4b5766;
$custom-dark: #000000;

JSON

{
  "hex": "#051b2d",
  "rgb": {
    "r": 5,
    "g": 27,
    "b": 45
  },
  "hsl": {
    "h": 207,
    "s": 80,
    "l": 9.804
  },
  "oklch": {
    "l": 0.21507,
    "c": 0.04544,
    "h": 246
  },
  "luminance": 0.01006
}

Semantic roles & 50–950 ramp

primary

#051B2D

secondary

#6F431F

accent

#8A31F6

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010305

muted

#77787A

Preview Lab

Preview with #051B2D

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

Preview Lab → · Contrast checker → · Palette generator →