#0A0236#0A0236

#0A0236 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.7% C 0.095 H 278.0°. Best body text is #FFFFFF at 19.54:1 contrast (WCAG AA passes).

Color values

HEX	#0A0236
RGB	rgb(10, 2, 54)
HSL	hsl(249, 93%, 11%)
HSV	hsv(249, 96%, 21%)
CMYK	cmyk(81.5%, 96.3%, 0%, 78.8%)
CIE-LAB	lab(3.38, 18.71, -30.29)
CIE-LCH	lch(3.38, 35.61, 301.71°)
OKLab	oklab(16.66% 0.0132 -0.0943)
OKLCH	oklch(16.66% 0.095 278)
XYZ	xyz(0.8125, 0.3742, 3.5187)
Luminance	0.0037 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A0236 #2E3602

analogous

#021436 #0A0236 #240236

triadic

#0A0236 #360A02 #02360A

tetradic

#0A0236 #360214 #2E3602 #023624

square

#0A0236 #360214 #2E3602 #023624

split-complementary

#0A0236 #362402 #143602

monochromatic

#05011E #05011E #0A0236 #150471 #2006AC

Accessibility & contrast

On white

19.54

#0A0236 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#0A0236 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A0236

19.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A0236	#FFFFFF	#000000	##FFFFFF
##0A0236	1.00	19.54	1.07	19.54
#FFFFFF	19.54	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000E37

Deuteranopia (green-blind)

#000A35

Tritanopia (blue-blind)

#00111C

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #0a0236;
/* rgb */ color: rgb(10, 2, 54);
/* oklch */ color: oklch(16.7% 0.095 278.0);

Tailwind

colors: {
  custom: {
    50: '#4f476e',
    500: '#0a0236',
    950: '#000000',
  },
}

SCSS

$custom: #0a0236;
$custom-light: #4f476e;
$custom-dark: #000000;

JSON

{
  "hex": "#0a0236",
  "rgb": {
    "r": 10,
    "g": 2,
    "b": 54
  },
  "hsl": {
    "h": 249.231,
    "s": 92.857,
    "l": 10.98
  },
  "oklch": {
    "l": 0.16658,
    "c": 0.0952,
    "h": 278
  },
  "luminance": 0.00374
}

Semantic roles & 50–950 ramp

primary

#0A0236

secondary

#6B7A1A

accent

#FF29DE

background

#F4F3F6

surface

#E7E5EC

border

#C3C1C7

text

#020007

muted

#78777A

Preview Lab

Preview with #0A0236

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

Preview Lab → · Contrast checker → · Palette generator →