#0A1E41#0A1E41

#0A1E41 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.2% C 0.071 H 260.7°. Best body text is #FFFFFF at 16.47:1 contrast (WCAG AA passes).

Color values

HEX	#0A1E41
RGB	rgb(10, 30, 65)
HSL	hsl(218, 73%, 15%)
HSV	hsv(218, 85%, 25%)
CMYK	cmyk(84.6%, 53.8%, 0%, 74.5%)
CIE-LAB	lab(11.79, 6.84, -24.58)
CIE-LCH	lch(11.79, 25.51, 285.54°)
OKLab	oklab(24.18% -0.0116 -0.0705)
OKLCH	oklch(24.18% 0.071 260.7)
XYZ	xyz(1.5432, 1.3746, 5.1840)
Luminance	0.0138 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A1E41 #412D0A

analogous

#0A3A41 #0A1E41 #120A41

triadic

#0A1E41 #410A1E #1E410A

tetradic

#0A1E41 #410A3A #412D0A #0A4112

square

#0A1E41 #410A3A #412D0A #0A4112

split-complementary

#0A1E41 #41120A #3A410A

monochromatic

#040C1B #040C1B #0A1E41 #123676 #1A4FAB

Accessibility & contrast

On white

16.47

#0A1E41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#0A1E41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A1E41

16.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A1E41	#FFFFFF	#000000	##FFFFFF
##0A1E41	1.00	16.47	1.27	16.47
#FFFFFF	16.47	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B2242

Deuteranopia (green-blind)

#011D40

Tritanopia (blue-blind)

#00262C

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #0a1e41;
/* rgb */ color: rgb(10, 30, 65);
/* oklch */ color: oklch(24.2% 0.071 260.7);

Tailwind

colors: {
  custom: {
    50: '#525976',
    500: '#0a1e41',
    950: '#000000',
  },
}

SCSS

$custom: #0a1e41;
$custom-light: #525976;
$custom-dark: #000000;

JSON

{
  "hex": "#0a1e41",
  "rgb": {
    "r": 10,
    "g": 30,
    "b": 65
  },
  "hsl": {
    "h": 218.182,
    "s": 73.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.24176,
    "c": 0.07149,
    "h": 260.7
  },
  "luminance": 0.01375
}

Semantic roles & 50–950 ramp

primary

#0A1E41

secondary

#7E5F29

accent

#AD38F0

background

#F4F5F7

surface

#E7E9ED

border

#C3C5C8

text

#030308

muted

#78787B

Preview Lab

Preview with #0A1E41

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

Preview Lab → · Contrast checker → · Palette generator →