#0A142E#0A142E

#0A142E is a very dark, muted blue. Relative luminance 0.008; OKLCH L 19.9% C 0.054 H 265.9°. Best body text is #FFFFFF at 18.22:1 contrast (WCAG AA passes).

Color values

HEX	#0A142E
RGB	rgb(10, 20, 46)
HSL	hsl(223, 64%, 11%)
HSV	hsv(223, 78%, 18%)
CMYK	cmyk(78.3%, 56.5%, 0%, 82%)
CIE-LAB	lab(6.88, 5.89, -18.76)
CIE-LCH	lch(6.88, 19.67, 287.43°)
OKLab	oklab(19.89% -0.0039 -0.0539)
OKLCH	oklch(19.89% 0.054 265.9)
XYZ	xyz(0.8683, 0.7620, 2.6856)
Luminance	0.0076 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 7.16

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A142E #2E240A

analogous

#0A262E #0A142E #120A2E

triadic

#0A142E #2E0A14 #142E0A

tetradic

#0A142E #2E0A26 #2E240A #0A2E12

square

#0A142E #2E0A26 #2E240A #0A2E12

split-complementary

#0A142E #2E120A #262E0A

monochromatic

#050B19 #050B19 #0A142E #152A60 #204093

Accessibility & contrast

On white

18.22

#0A142E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#0A142E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A142E

18.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A142E	#FFFFFF	#000000	##FFFFFF
##0A142E	1.00	18.22	1.15	18.22
#FFFFFF	18.22	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#07172F

Deuteranopia (green-blind)

#03142D

Tritanopia (blue-blind)

#001A1E

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #0a142e;
/* rgb */ color: rgb(10, 20, 46);
/* oklch */ color: oklch(19.9% 0.054 265.9);

Tailwind

colors: {
  custom: {
    50: '#4e5167',
    500: '#0a142e',
    950: '#000000',
  },
}

SCSS

$custom: #0a142e;
$custom-light: #4e5167;
$custom-dark: #000000;

JSON

{
  "hex": "#0a142e",
  "rgb": {
    "r": 10,
    "g": 20,
    "b": 46
  },
  "hsl": {
    "h": 223.333,
    "s": 64.286,
    "l": 10.98
  },
  "oklch": {
    "l": 0.19893,
    "c": 0.05407,
    "h": 265.9
  },
  "luminance": 0.00762
}

Semantic roles & 50–950 ramp

primary

#0A142E

secondary

#6B5929

accent

#B941E7

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020206

muted

#78787A

Preview Lab

Preview with #0A142E

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

Preview Lab → · Contrast checker → · Palette generator →