#051C2F#051C2F

#051C2F is a very dark, muted cyan. Relative luminance 0.011; OKLCH L 21.9% C 0.047 H 246.4°. Best body text is #FFFFFF at 17.30:1 contrast (WCAG AA passes).

Color values

HEX	#051C2F
RGB	rgb(5, 28, 47)
HSL	hsl(207, 81%, 10%)
HSV	hsv(207, 89%, 18%)
CMYK	cmyk(89.4%, 40.4%, 0%, 81.6%)
CIE-LAB	lab(9.54, -0.89, -15.29)
CIE-LCH	lch(9.54, 15.31, 266.68°)
OKLab	oklab(21.95% -0.019 -0.0434)
OKLCH	oklch(21.95% 0.047 246.4)
XYZ	xyz(0.9907, 1.0679, 2.8427)
Luminance	0.0107 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#051C2F #2F1805

analogous

#052F2D #051C2F #05072F

triadic

#051C2F #2F051C #1C2F05

tetradic

#051C2F #2D052F #2F1805 #072F05

square

#051C2F #2D052F #2F1805 #072F05

split-complementary

#051C2F #2F0507 #2F2D05

monochromatic

#03101C #03101C #051C2F #0B3D66 #115E9E

Accessibility & contrast

On white

17.30

#051C2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#051C2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #051C2F

17.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##051C2F	#FFFFFF	#000000	##FFFFFF
##051C2F	1.00	17.30	1.21	17.30
#FFFFFF	17.30	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#131D30

Deuteranopia (green-blind)

#0D192F

Tritanopia (blue-blind)

#002123

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #051c2f;
/* rgb */ color: rgb(5, 28, 47);
/* oklch */ color: oklch(21.9% 0.047 246.4);

Tailwind

colors: {
  custom: {
    50: '#4b5767',
    500: '#051c2f',
    950: '#000000',
  },
}

SCSS

$custom: #051c2f;
$custom-light: #4b5767;
$custom-dark: #000000;

JSON

{
  "hex": "#051c2f",
  "rgb": {
    "r": 5,
    "g": 28,
    "b": 47
  },
  "hsl": {
    "h": 207.143,
    "s": 80.769,
    "l": 10.196
  },
  "oklch": {
    "l": 0.21949,
    "c": 0.04738,
    "h": 246.4
  },
  "luminance": 0.01068
}

Semantic roles & 50–950 ramp

primary

#051C2F

secondary

#71441F

accent

#8A31F7

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#010306

muted

#77787A

Preview Lab

Preview with #051C2F

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

Preview Lab → · Contrast checker → · Palette generator →