#0A1942#0A1942

#0A1942 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.0% C 0.081 H 265.3°. Best body text is #FFFFFF at 17.06:1 contrast (WCAG AA passes).

Color values

HEX	#0A1942
RGB	rgb(10, 25, 66)
HSL	hsl(224, 74%, 15%)
HSV	hsv(224, 85%, 26%)
CMYK	cmyk(84.8%, 62.1%, 0%, 74.1%)
CIE-LAB	lab(10.21, 11.22, -27.84)
CIE-LCH	lch(10.21, 30.01, 291.94°)
OKLab	oklab(23% -0.0066 -0.0802)
OKLCH	oklch(23% 0.081 265.3)
XYZ	xyz(1.4558, 1.1530, 5.2990)
Luminance	0.0115 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A1942 #42330A

analogous

#0A3542 #0A1942 #170A42

triadic

#0A1942 #420A19 #19420A

tetradic

#0A1942 #420A35 #42330A #0A4217

square

#0A1942 #420A35 #42330A #0A4217

split-complementary

#0A1942 #42170A #35420A

monochromatic

#040A1B #040A1B #0A1942 #122D77 #1A41AC

Accessibility & contrast

On white

17.06

#0A1942 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#0A1942 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A1942

17.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A1942	#FFFFFF	#000000	##FFFFFF
##0A1942	1.00	17.06	1.23	17.06
#FFFFFF	17.06	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F43

Deuteranopia (green-blind)

#001941

Tritanopia (blue-blind)

#00232A

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #0a1942;
/* rgb */ color: rgb(10, 25, 66);
/* oklch */ color: oklch(23.0% 0.081 265.3);

Tailwind

colors: {
  custom: {
    50: '#535577',
    500: '#0a1942',
    950: '#000000',
  },
}

SCSS

$custom: #0a1942;
$custom-light: #535577;
$custom-dark: #000000;

JSON

{
  "hex": "#0a1942",
  "rgb": {
    "r": 10,
    "g": 25,
    "b": 66
  },
  "hsl": {
    "h": 223.929,
    "s": 73.684,
    "l": 14.902
  },
  "oklch": {
    "l": 0.22998,
    "c": 0.08051,
    "h": 265.3
  },
  "luminance": 0.01153
}

Semantic roles & 50–950 ramp

primary

#0A1942

secondary

#7F6829

accent

#BF37F0

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #0A1942

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

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