#0A2041#0A2041

#0A2041 is a very dark, moderate blue. Relative luminance 0.015; OKLCH L 24.7% C 0.069 H 258.5°. Best body text is #FFFFFF at 16.21:1 contrast (WCAG AA passes).

Color values

HEX	#0A2041
RGB	rgb(10, 32, 65)
HSL	hsl(216, 73%, 15%)
HSV	hsv(216, 85%, 25%)
CMYK	cmyk(84.6%, 50.8%, 0%, 74.5%)
CIE-LAB	lab(12.47, 5.29, -23.48)
CIE-LCH	lch(12.47, 24.06, 282.70°)
OKLab	oklab(24.71% -0.0136 -0.0673)
OKLCH	oklch(24.71% 0.069 258.5)
XYZ	xyz(1.5955, 1.4790, 5.2014)
Luminance	0.0148 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2041 #412B0A

analogous

#0A3C41 #0A2041 #100A41

triadic

#0A2041 #410A20 #20410A

tetradic

#0A2041 #410A3C #412B0A #0A4110

square

#0A2041 #410A3C #412B0A #0A4110

split-complementary

#0A2041 #41100A #3C410A

monochromatic

#040D1B #040D1B #0A2041 #123A76 #1A54AB

Accessibility & contrast

On white

16.21

#0A2041 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#0A2041 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2041

16.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2041	#FFFFFF	#000000	##FFFFFF
##0A2041	1.00	16.21	1.30	16.21
#FFFFFF	16.21	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F2342

Deuteranopia (green-blind)

#051E40

Tritanopia (blue-blind)

#00282D

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #0a2041;
/* rgb */ color: rgb(10, 32, 65);
/* oklch */ color: oklch(24.7% 0.069 258.5);

Tailwind

colors: {
  custom: {
    50: '#525a76',
    500: '#0a2041',
    950: '#000000',
  },
}

SCSS

$custom: #0a2041;
$custom-light: #525a76;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2041",
  "rgb": {
    "r": 10,
    "g": 32,
    "b": 65
  },
  "hsl": {
    "h": 216,
    "s": 73.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.24705,
    "c": 0.06863,
    "h": 258.5
  },
  "luminance": 0.01479
}

Semantic roles & 50–950 ramp

primary

#0A2041

secondary

#7E5C29

accent

#A638F0

background

#F4F5F7

surface

#E7E9ED

border

#C3C5C8

text

#030308

muted

#78787B

Preview Lab

Preview with #0A2041

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

Preview Lab → · Contrast checker → · Palette generator →