#0A0835#0A0835

#0A0835 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.8% C 0.084 H 275.7°. Best body text is #FFFFFF at 19.11:1 contrast (WCAG AA passes).

Color values

HEX	#0A0835
RGB	rgb(10, 8, 53)
HSL	hsl(243, 74%, 12%)
HSV	hsv(243, 85%, 21%)
CMYK	cmyk(81.1%, 84.9%, 0%, 79.2%)
CIE-LAB	lab(4.47, 15.72, -27.79)
CIE-LCH	lch(4.47, 31.93, 299.49°)
OKLab	oklab(17.84% 0.0084 -0.0838)
OKLCH	oklch(17.84% 0.084 275.7)
XYZ	xyz(0.8544, 0.4952, 3.4180)
Luminance	0.0050 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A0835 #333508

analogous

#081D35 #0A0835 #210835

triadic

#0A0835 #350A08 #08350A

tetradic

#0A0835 #35081D #333508 #083521

square

#0A0835 #35081D #333508 #083521

split-complementary

#0A0835 #352108 #1D3508

monochromatic

#05041B #05041B #0A0835 #14106A #1E189F

Accessibility & contrast

On white

19.11

#0A0835 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#0A0835 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A0835

19.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A0835	#FFFFFF	#000000	##FFFFFF
##0A0835	1.00	19.11	1.10	19.11
#FFFFFF	19.11	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001136

Deuteranopia (green-blind)

#000D34

Tritanopia (blue-blind)

#00151D

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #0a0835;
/* rgb */ color: rgb(10, 8, 53);
/* oklch */ color: oklch(17.8% 0.084 275.7);

Tailwind

colors: {
  custom: {
    50: '#4f496d',
    500: '#0a0835',
    950: '#000000',
  },
}

SCSS

$custom: #0a0835;
$custom-light: #4f496d;
$custom-dark: #000000;

JSON

{
  "hex": "#0a0835",
  "rgb": {
    "r": 10,
    "g": 8,
    "b": 53
  },
  "hsl": {
    "h": 242.667,
    "s": 73.77,
    "l": 11.961
  },
  "oklch": {
    "l": 0.17844,
    "c": 0.08424,
    "h": 275.7
  },
  "luminance": 0.00495
}

Semantic roles & 50–950 ramp

primary

#0A0835

secondary

#707425

accent

#F037E8

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020107

muted

#78777A

Preview Lab

Preview with #0A0835

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

Preview Lab → · Contrast checker → · Palette generator →