#0A111D#0A111D

#0A111D is a very dark, muted blue. Relative luminance 0.006; OKLCH L 17.7% C 0.027 H 260.8°. Best body text is #FFFFFF at 18.91:1 contrast (WCAG AA passes).

Color values

HEX	#0A111D
RGB	rgb(10, 17, 29)
HSL	hsl(218, 49%, 8%)
HSV	hsv(218, 66%, 11%)
CMYK	cmyk(65.5%, 41.4%, 0%, 88.6%)
CIE-LAB	lab(5.01, 0.85, -8.78)
CIE-LCH	lch(5.01, 8.83, 275.50°)
OKLab	oklab(17.73% -0.0043 -0.0269)
OKLCH	oklch(17.73% 0.027 260.8)
XYZ	xyz(0.5473, 0.5541, 1.2403)
Luminance	0.0055 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A111D #1D160A

analogous

#0A1A1D #0A111D #0C0A1D

triadic

#0A111D #1D0A11 #111D0A

tetradic

#0A111D #1D0A1A #1D160A #0A1D0C

square

#0A111D #1D0A1A #1D160A #0A1D0C

split-complementary

#0A111D #1D0C0A #1A1D0A

monochromatic

#080D17 #080D17 #0A111D #1A2C4B #294678

Accessibility & contrast

On white

18.91

#0A111D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#0A111D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A111D

18.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A111D	#FFFFFF	#000000	##FFFFFF
##0A111D	1.00	18.91	1.11	18.91
#FFFFFF	18.91	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C121E

Deuteranopia (green-blind)

#0A101D

Tritanopia (blue-blind)

#041415

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #0a111d;
/* rgb */ color: rgb(10, 17, 29);
/* oklch */ color: oklch(17.7% 0.027 260.8);

Tailwind

colors: {
  custom: {
    50: '#4b4f58',
    500: '#0a111d',
    950: '#000000',
  },
}

SCSS

$custom: #0a111d;
$custom-light: #4b4f58;
$custom-dark: #000000;

JSON

{
  "hex": "#0a111d",
  "rgb": {
    "r": 10,
    "g": 17,
    "b": 29
  },
  "hsl": {
    "h": 217.895,
    "s": 48.718,
    "l": 7.647
  },
  "oklch": {
    "l": 0.17727,
    "c": 0.02728,
    "h": 260.8
  },
  "luminance": 0.00554
}

Semantic roles & 50–950 ramp

primary

#0A111D

secondary

#58472B

accent

#A650D8

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#010103

muted

#777778

Preview Lab

Preview with #0A111D

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

Preview Lab → · Contrast checker → · Palette generator →