#011129#011129

#011129 is a very dark, muted blue. Relative luminance 0.006; OKLCH L 17.9% C 0.055 H 255.2°. Best body text is #FFFFFF at 18.86:1 contrast (WCAG AA passes).

Color values

HEX	#011129
RGB	rgb(1, 17, 41)
HSL	hsl(216, 95%, 8%)
HSV	hsv(216, 98%, 16%)
CMYK	cmyk(97.6%, 58.5%, 0%, 83.9%)
CIE-LAB	lab(5.13, 3.02, -17.84)
CIE-LCH	lch(5.13, 18.09, 279.62°)
OKLab	oklab(17.94% -0.0141 -0.0535)
OKLCH	oklch(17.94% 0.055 255.2)
XYZ	xyz(0.6131, 0.5674, 2.1746)
Luminance	0.0057 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#011129 #291901

analogous

#012529 #011129 #050129

triadic

#011129 #290111 #112901

tetradic

#011129 #290125 #291901 #012905

square

#011129 #290125 #291901 #012905

split-complementary

#011129 #290501 #252901

monochromatic

#010C1E #010C1E #011129 #022A65 #0443A0

Accessibility & contrast

On white

18.86

#011129 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#011129 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #011129

18.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##011129	#FFFFFF	#000000	##FFFFFF
##011129	1.00	18.86	1.11	18.86
#FFFFFF	18.86	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#05132A

Deuteranopia (green-blind)

#000F29

Tritanopia (blue-blind)

#00171A

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #011129;
/* rgb */ color: rgb(1, 17, 41);
/* oklch */ color: oklch(17.9% 0.055 255.2);

Tailwind

colors: {
  custom: {
    50: '#484f63',
    500: '#011129',
    950: '#000000',
  },
}

SCSS

$custom: #011129;
$custom-light: #484f63;
$custom-dark: #000000;

JSON

{
  "hex": "#011129",
  "rgb": {
    "r": 1,
    "g": 17,
    "b": 41
  },
  "hsl": {
    "h": 216,
    "s": 95.238,
    "l": 8.235
  },
  "oklch": {
    "l": 0.17941,
    "c": 0.05532,
    "h": 255.2
  },
  "luminance": 0.00567
}

Semantic roles & 50–950 ramp

primary

#011129

secondary

#6F4C16

accent

#A929FF

background

#F4F4F5

surface

#E6E7EA

border

#C2C3C6

text

#000105

muted

#777779

Preview Lab

Preview with #011129

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

Preview Lab → · Contrast checker → · Palette generator →