#0A0F2E#0A0F2E

#0A0F2E is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 18.6% C 0.062 H 272.0°. Best body text is #FFFFFF at 18.74:1 contrast (WCAG AA passes).

Color values

HEX	#0A0F2E
RGB	rgb(10, 15, 46)
HSL	hsl(232, 64%, 11%)
HSV	hsv(232, 78%, 18%)
CMYK	cmyk(78.3%, 67.4%, 0%, 82%)
CIE-LAB	lab(5.45, 8.83, -21.04)
CIE-LCH	lch(5.45, 22.82, 292.76°)
OKLab	oklab(18.6% 0.0022 -0.0621)
OKLCH	oklch(18.6% 0.062 272)
XYZ	xyz(0.7890, 0.6034, 2.6591)
Luminance	0.0060 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.37

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A0F2E #2E290A

analogous

#0A212E #0A0F2E #170A2E

triadic

#0A0F2E #2E0A0F #0F2E0A

tetradic

#0A0F2E #2E0A21 #2E290A #0A2E17

square

#0A0F2E #2E0A21 #2E290A #0A2E17

split-complementary

#0A0F2E #2E170A #212E0A

monochromatic

#050819 #050819 #0A0F2E #151F60 #203093

Accessibility & contrast

On white

18.74

#0A0F2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#0A0F2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A0F2E

18.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A0F2E	#FFFFFF	#000000	##FFFFFF
##0A0F2E	1.00	18.74	1.12	18.74
#FFFFFF	18.74	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00142F

Deuteranopia (green-blind)

#00102D

Tritanopia (blue-blind)

#00161C

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #0a0f2e;
/* rgb */ color: rgb(10, 15, 46);
/* oklch */ color: oklch(18.6% 0.062 272.0);

Tailwind

colors: {
  custom: {
    50: '#4d4d67',
    500: '#0a0f2e',
    950: '#000000',
  },
}

SCSS

$custom: #0a0f2e;
$custom-light: #4d4d67;
$custom-dark: #000000;

JSON

{
  "hex": "#0a0f2e",
  "rgb": {
    "r": 10,
    "g": 15,
    "b": 46
  },
  "hsl": {
    "h": 231.667,
    "s": 64.286,
    "l": 10.98
  },
  "oklch": {
    "l": 0.18599,
    "c": 0.06216,
    "h": 272
  },
  "luminance": 0.00603
}

Semantic roles & 50–950 ramp

primary

#0A0F2E

secondary

#6B6229

accent

#D041E7

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #0A0F2E

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

Preview Lab → · Contrast checker → · Palette generator →