#0A0D2E#0A0D2E

#0A0D2E is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.1% C 0.065 H 273.9°. Best body text is #FFFFFF at 18.92:1 contrast (WCAG AA passes).

Color values

HEX	#0A0D2E
RGB	rgb(10, 13, 46)
HSL	hsl(235, 64%, 11%)
HSV	hsv(235, 78%, 18%)
CMYK	cmyk(78.3%, 71.7%, 0%, 82%)
CIE-LAB	lab(4.96, 9.82, -21.82)
CIE-LCH	lch(4.96, 23.92, 294.23°)
OKLab	oklab(18.12% 0.0045 -0.0652)
OKLCH	oklch(18.12% 0.065 273.9)
XYZ	xyz(0.7621, 0.5496, 2.6502)
Luminance	0.0055 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 4.81

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A0D2E #2E2B0A

analogous

#0A1F2E #0A0D2E #190A2E

triadic

#0A0D2E #2E0A0D #0D2E0A

tetradic

#0A0D2E #2E0A1F #2E2B0A #0A2E19

square

#0A0D2E #2E0A1F #2E2B0A #0A2E19

split-complementary

#0A0D2E #2E190A #1F2E0A

monochromatic

#050719 #050719 #0A0D2E #151B60 #202993

Accessibility & contrast

On white

18.92

#0A0D2E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#0A0D2E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A0D2E

18.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A0D2E	#FFFFFF	#000000	##FFFFFF
##0A0D2E	1.00	18.92	1.11	18.92
#FFFFFF	18.92	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00122F

Deuteranopia (green-blind)

#000F2D

Tritanopia (blue-blind)

#00151B

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #0a0d2e;
/* rgb */ color: rgb(10, 13, 46);
/* oklch */ color: oklch(18.1% 0.065 273.9);

Tailwind

colors: {
  custom: {
    50: '#4d4c67',
    500: '#0a0d2e',
    950: '#000000',
  },
}

SCSS

$custom: #0a0d2e;
$custom-light: #4d4c67;
$custom-dark: #000000;

JSON

{
  "hex": "#0a0d2e",
  "rgb": {
    "r": 10,
    "g": 13,
    "b": 46
  },
  "hsl": {
    "h": 235,
    "s": 64.286,
    "l": 10.98
  },
  "oklch": {
    "l": 0.18117,
    "c": 0.06539,
    "h": 273.9
  },
  "luminance": 0.0055
}

Semantic roles & 50–950 ramp

primary

#0A0D2E

secondary

#6B6629

accent

#D941E7

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #0A0D2E

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

Preview Lab → · Contrast checker → · Palette generator →