#0A1D49#0A1D49

#0A1D49 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.6% C 0.086 H 263.7°. Best body text is #FFFFFF at 16.34:1 contrast (WCAG AA passes).

Color values

HEX	#0A1D49
RGB	rgb(10, 29, 73)
HSL	hsl(222, 76%, 16%)
HSV	hsv(222, 86%, 29%)
CMYK	cmyk(86.3%, 60.3%, 0%, 71.4%)
CIE-LAB	lab(12.12, 11.25, -29.62)
CIE-LCH	lch(12.12, 31.69, 290.80°)
OKLab	oklab(24.64% -0.0095 -0.0854)
OKLCH	oklch(24.64% 0.086 263.7)
XYZ	xyz(1.7667, 1.4241, 6.4838)
Luminance	0.0142 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A1D49 #49360A

analogous

#0A3D49 #0A1D49 #170A49

triadic

#0A1D49 #490A1D #1D490A

tetradic

#0A1D49 #490A3D #49360A #0A4917

square

#0A1D49 #490A3D #49360A #0A4917

split-complementary

#0A1D49 #49170A #3D490A

monochromatic

#040B1B #040B1B #0A1D49 #11327F #1948B5

Accessibility & contrast

On white

16.34

#0A1D49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#0A1D49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A1D49

16.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A1D49	#FFFFFF	#000000	##FFFFFF
##0A1D49	1.00	16.34	1.28	16.34
#FFFFFF	16.34	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00234B

Deuteranopia (green-blind)

#001D48

Tritanopia (blue-blind)

#00282F

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #0a1d49;
/* rgb */ color: rgb(10, 29, 73);
/* oklch */ color: oklch(24.6% 0.086 263.7);

Tailwind

colors: {
  custom: {
    50: '#55587c',
    500: '#0a1d49',
    950: '#000000',
  },
}

SCSS

$custom: #0a1d49;
$custom-light: #55587c;
$custom-dark: #000000;

JSON

{
  "hex": "#0a1d49",
  "rgb": {
    "r": 10,
    "g": 29,
    "b": 73
  },
  "hsl": {
    "h": 221.905,
    "s": 75.904,
    "l": 16.275
  },
  "oklch": {
    "l": 0.24638,
    "c": 0.08593,
    "h": 263.7
  },
  "luminance": 0.01424
}

Semantic roles & 50–950 ramp

primary

#0A1D49

secondary

#866A29

accent

#B935F2

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#030309

muted

#78787B

Preview Lab

Preview with #0A1D49

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

Preview Lab → · Contrast checker → · Palette generator →