#051A3D#051A3D

#051A3D is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 22.5% C 0.073 H 259.6°. Best body text is #FFFFFF at 17.19:1 contrast (WCAG AA passes).

Color values

HEX	#051A3D
RGB	rgb(5, 26, 61)
HSL	hsl(218, 85%, 13%)
HSV	hsv(218, 92%, 24%)
CMYK	cmyk(91.8%, 57.4%, 0%, 76.1%)
CIE-LAB	lab(9.86, 7.31, -24.87)
CIE-LCH	lch(9.86, 25.93, 286.38°)
OKLab	oklab(22.53% -0.0131 -0.0716)
OKLCH	oklch(22.53% 0.073 259.6)
XYZ	xyz(1.2740, 1.1078, 4.5607)
Luminance	0.0111 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#051A3D #3D2805

analogous

#05363D #051A3D #0C053D

triadic

#051A3D #3D051A #1A3D05

tetradic

#051A3D #3D0536 #3D2805 #053D0C

square

#051A3D #3D0536 #3D2805 #053D0C

split-complementary

#051A3D #3D0C05 #363D05

monochromatic

#020C1C #020C1C #051A3D #0A3276 #0E4AAE

Accessibility & contrast

On white

17.19

#051A3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#051A3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #051A3D

17.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##051A3D	#FFFFFF	#000000	##FFFFFF
##051A3D	1.00	17.19	1.22	17.19
#FFFFFF	17.19	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#051E3E

Deuteranopia (green-blind)

#00193C

Tritanopia (blue-blind)

#002228

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #051a3d;
/* rgb */ color: rgb(5, 26, 61);
/* oklch */ color: oklch(22.5% 0.073 259.6);

Tailwind

colors: {
  custom: {
    50: '#505573',
    500: '#051a3d',
    950: '#000000',
  },
}

SCSS

$custom: #051a3d;
$custom-light: #505573;
$custom-dark: #000000;

JSON

{
  "hex": "#051a3d",
  "rgb": {
    "r": 5,
    "g": 26,
    "b": 61
  },
  "hsl": {
    "h": 217.5,
    "s": 84.848,
    "l": 12.941
  },
  "oklch": {
    "l": 0.22528,
    "c": 0.07281,
    "h": 259.6
  },
  "luminance": 0.01108
}

Semantic roles & 50–950 ramp

primary

#051A3D

secondary

#7E5B20

accent

#AE2DFB

background

#F4F4F7

surface

#E7E8ED

border

#C3C4C8

text

#020308

muted

#78787B

Preview Lab

Preview with #051A3D

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

Preview Lab → · Contrast checker → · Palette generator →