#051B41#051B41

#051B41 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.2% C 0.078 H 260.1°. Best body text is #FFFFFF at 16.94:1 contrast (WCAG AA passes).

Color values

HEX	#051B41
RGB	rgb(5, 27, 65)
HSL	hsl(218, 86%, 14%)
HSV	hsv(218, 92%, 25%)
CMYK	cmyk(92.3%, 58.5%, 0%, 74.5%)
CIE-LAB	lab(10.54, 8.41, -26.60)
CIE-LCH	lch(10.54, 27.90, 287.55°)
OKLab	oklab(23.16% -0.0134 -0.0767)
OKLCH	oklch(23.16% 0.078 260.1)
XYZ	xyz(1.4083, 1.1976, 5.1569)
Luminance	0.0120 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#051B41 #412B05

analogous

#053941 #051B41 #0D0541

triadic

#051B41 #41051B #1B4105

tetradic

#051B41 #410539 #412B05 #05410D

square

#051B41 #410539 #412B05 #05410D

split-complementary

#051B41 #410D05 #394105

monochromatic

#020C1C #020C1C #051B41 #09337A #0E4AB3

Accessibility & contrast

On white

16.94

#051B41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#051B41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #051B41

16.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##051B41	#FFFFFF	#000000	##FFFFFF
##051B41	1.00	16.94	1.24	16.94
#FFFFFF	16.94	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#031F42

Deuteranopia (green-blind)

#001A40

Tritanopia (blue-blind)

#00242A

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #051b41;
/* rgb */ color: rgb(5, 27, 65);
/* oklch */ color: oklch(23.2% 0.078 260.1);

Tailwind

colors: {
  custom: {
    50: '#515676',
    500: '#051b41',
    950: '#000000',
  },
}

SCSS

$custom: #051b41;
$custom-light: #515676;
$custom-dark: #000000;

JSON

{
  "hex": "#051b41",
  "rgb": {
    "r": 5,
    "g": 27,
    "b": 65
  },
  "hsl": {
    "h": 218,
    "s": 85.714,
    "l": 13.725
  },
  "oklch": {
    "l": 0.23156,
    "c": 0.07783,
    "h": 260.1
  },
  "luminance": 0.01198
}

Semantic roles & 50–950 ramp

primary

#051B41

secondary

#815E20

accent

#B02CFC

background

#F4F5F7

surface

#E7E9ED

border

#C3C5C8

text

#020308

muted

#78787B

Preview Lab

Preview with #051B41

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

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