#0A0F44#0A0F44

#0A0F44 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 21.0% C 0.098 H 270.6°. Best body text is #FFFFFF at 18.03:1 contrast (WCAG AA passes).

Color values

HEX	#0A0F44
RGB	rgb(10, 15, 68)
HSL	hsl(235, 74%, 15%)
HSV	hsv(235, 85%, 27%)
CMYK	cmyk(85.3%, 77.9%, 0%, 73.3%)
CIE-LAB	lab(7.44, 19.73, -33.77)
CIE-LCH	lch(7.44, 39.12, 300.30°)
OKLab	oklab(21% 0.001 -0.0978)
OKLCH	oklch(21% 0.098 270.6)
XYZ	xyz(1.3390, 0.8234, 5.5561)
Luminance	0.0082 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 1.71

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A0F44 #443F0A

analogous

#0A2C44 #0A0F44 #220A44

triadic

#0A0F44 #440A0F #0F440A

tetradic

#0A0F44 #440A2C #443F0A #0A4422

square

#0A0F44 #440A2C #443F0A #0A4422

split-complementary

#0A0F44 #44220A #2C440A

monochromatic

#04061B #04061B #0A0F44 #121B79 #1A27AF

Accessibility & contrast

On white

18.03

#0A0F44 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#0A0F44 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A0F44

18.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A0F44	#FFFFFF	#000000	##FFFFFF
##0A0F44	1.00	18.03	1.16	18.03
#FFFFFF	18.03	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001946

Deuteranopia (green-blind)

#001443

Tritanopia (blue-blind)

#001E28

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #0a0f44;
/* rgb */ color: rgb(10, 15, 68);
/* oklch */ color: oklch(21.0% 0.098 270.6);

Tailwind

colors: {
  custom: {
    50: '#554d79',
    500: '#0a0f44',
    950: '#000000',
  },
}

SCSS

$custom: #0a0f44;
$custom-light: #554d79;
$custom-dark: #000000;

JSON

{
  "hex": "#0a0f44",
  "rgb": {
    "r": 10,
    "g": 15,
    "b": 68
  },
  "hsl": {
    "h": 234.828,
    "s": 74.359,
    "l": 15.294
  },
  "oklch": {
    "l": 0.21004,
    "c": 0.09783,
    "h": 270.6
  },
  "luminance": 0.00824
}

Semantic roles & 50–950 ramp

primary

#0A0F44

secondary

#817929

accent

#E137F1

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030109

muted

#78777B

Preview Lab

Preview with #0A0F44

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

Preview Lab → · Contrast checker → · Palette generator →