#051F38#051F38

#051F38 is a very dark, muted cyan. Relative luminance 0.013; OKLCH L 23.5% C 0.058 H 250.5°. Best body text is #FFFFFF at 16.67:1 contrast (WCAG AA passes).

Color values

HEX	#051F38
RGB	rgb(5, 31, 56)
HSL	hsl(209, 84%, 12%)
HSV	hsv(209, 91%, 22%)
CMYK	cmyk(91.1%, 44.6%, 0%, 78%)
CIE-LAB	lab(11.26, 1.03, -19.07)
CIE-LCH	lch(11.26, 19.09, 273.10°)
OKLab	oklab(23.49% -0.0193 -0.0544)
OKLCH	oklch(23.49% 0.058 250.5)
XYZ	xyz(1.2661, 1.2976, 3.9243)
Luminance	0.0130 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#051F38 #381E05

analogous

#053838 #051F38 #050538

triadic

#051F38 #38051F #1F3805

tetradic

#051F38 #380538 #381E05 #053805

square

#051F38 #380538 #381E05 #053805

split-complementary

#051F38 #380505 #383805

monochromatic

#03101C #03101C #051F38 #0A3E70 #0F5DA8

Accessibility & contrast

On white

16.67

#051F38 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#051F38 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #051F38

16.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##051F38	#FFFFFF	#000000	##FFFFFF
##051F38	1.00	16.67	1.26	16.67
#FFFFFF	16.67	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#132139

Deuteranopia (green-blind)

#0B1C38

Tritanopia (blue-blind)

#002528

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #051f38;
/* rgb */ color: rgb(5, 31, 56);
/* oklch */ color: oklch(23.5% 0.058 250.5);

Tailwind

colors: {
  custom: {
    50: '#4e5a6f',
    500: '#051f38',
    950: '#000000',
  },
}

SCSS

$custom: #051f38;
$custom-light: #4e5a6f;
$custom-dark: #000000;

JSON

{
  "hex": "#051f38",
  "rgb": {
    "r": 5,
    "g": 31,
    "b": 56
  },
  "hsl": {
    "h": 209.412,
    "s": 83.607,
    "l": 11.961
  },
  "oklch": {
    "l": 0.2349,
    "c": 0.05773,
    "h": 250.5
  },
  "luminance": 0.01298
}

Semantic roles & 50–950 ramp

primary

#051F38

secondary

#794C20

accent

#922EFA

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020307

muted

#78787A

Preview Lab

Preview with #051F38

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

Preview Lab → · Contrast checker → · Palette generator →