#051129#051129

#051129 is a very dark, muted blue. Relative luminance 0.006; OKLCH L 18.3% C 0.052 H 261.4°. Best body text is #FFFFFF at 18.77:1 contrast (WCAG AA passes).

Color values

HEX	#051129
RGB	rgb(5, 17, 41)
HSL	hsl(220, 78%, 9%)
HSV	hsv(220, 88%, 16%)
CMYK	cmyk(87.8%, 58.5%, 0%, 83.9%)
CIE-LAB	lab(5.36, 4.07, -17.46)
CIE-LCH	lch(5.36, 17.92, 283.11°)
OKLab	oklab(18.27% -0.0078 -0.0518)
OKLCH	oklch(18.27% 0.052 261.4)
XYZ	xyz(0.6631, 0.5932, 2.1769)
Luminance	0.0059 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 7.84

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#051129 #291D05

analogous

#052329 #051129 #0B0529

triadic

#051129 #290511 #112905

tetradic

#051129 #290523 #291D05 #05290B

square

#051129 #290523 #291D05 #05290B

split-complementary

#051129 #290B05 #232905

monochromatic

#030B1B #030B1B #051129 #0C2860 #123E96

Accessibility & contrast

On white

18.77

#051129 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#051129 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #051129

18.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##051129	#FFFFFF	#000000	##FFFFFF
##051129	1.00	18.77	1.12	18.77
#FFFFFF	18.77	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#05142A

Deuteranopia (green-blind)

#011029

Tritanopia (blue-blind)

#00171A

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #051129;
/* rgb */ color: rgb(5, 17, 41);
/* oklch */ color: oklch(18.3% 0.052 261.4);

Tailwind

colors: {
  custom: {
    50: '#4a4f63',
    500: '#051129',
    950: '#000000',
  },
}

SCSS

$custom: #051129;
$custom-light: #4a4f63;
$custom-dark: #000000;

JSON

{
  "hex": "#051129",
  "rgb": {
    "r": 5,
    "g": 17,
    "b": 41
  },
  "hsl": {
    "h": 220,
    "s": 78.261,
    "l": 9.02
  },
  "oklch": {
    "l": 0.18266,
    "c": 0.05242,
    "h": 261.4
  },
  "luminance": 0.00593
}

Semantic roles & 50–950 ramp

primary

#051129

secondary

#6B511F

accent

#B433F5

background

#F4F4F5

surface

#E7E7EA

border

#C3C3C6

text

#010105

muted

#777779

Preview Lab

Preview with #051129

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

Preview Lab → · Contrast checker → · Palette generator →