#0A1E48#0A1E48

#0A1E48 is a very dark, moderate blue. Relative luminance 0.015; OKLCH L 24.8% C 0.083 H 262.7°. Best body text is #FFFFFF at 16.25:1 contrast (WCAG AA passes).

Color values

HEX	#0A1E48
RGB	rgb(10, 30, 72)
HSL	hsl(221, 76%, 16%)
HSV	hsv(221, 86%, 28%)
CMYK	cmyk(86.1%, 58.3%, 0%, 71.8%)
CIE-LAB	lab(12.36, 10.02, -28.54)
CIE-LCH	lch(12.36, 30.25, 289.35°)
OKLab	oklab(24.79% -0.0105 -0.0822)
OKLCH	oklch(24.79% 0.083 262.7)
XYZ	xyz(1.7587, 1.4608, 6.3189)
Luminance	0.0146 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A1E48 #48340A

analogous

#0A3D48 #0A1E48 #150A48

triadic

#0A1E48 #480A1E #1E480A

tetradic

#0A1E48 #480A3D #48340A #0A4815

square

#0A1E48 #480A3D #48340A #0A4815

split-complementary

#0A1E48 #48150A #3D480A

monochromatic

#040B1B #040B1B #0A1E48 #11347E #194BB3

Accessibility & contrast

On white

16.25

#0A1E48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#0A1E48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A1E48

16.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A1E48	#FFFFFF	#000000	##FFFFFF
##0A1E48	1.00	16.25	1.29	16.25
#FFFFFF	16.25	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#032349

Deuteranopia (green-blind)

#001E47

Tritanopia (blue-blind)

#00282F

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #0a1e48;
/* rgb */ color: rgb(10, 30, 72);
/* oklch */ color: oklch(24.8% 0.083 262.7);

Tailwind

colors: {
  custom: {
    50: '#55597b',
    500: '#0a1e48',
    950: '#000000',
  },
}

SCSS

$custom: #0a1e48;
$custom-light: #55597b;
$custom-dark: #000000;

JSON

{
  "hex": "#0a1e48",
  "rgb": {
    "r": 10,
    "g": 30,
    "b": 72
  },
  "hsl": {
    "h": 220.645,
    "s": 75.61,
    "l": 16.078
  },
  "oklch": {
    "l": 0.24792,
    "c": 0.08287,
    "h": 262.7
  },
  "luminance": 0.01461
}

Semantic roles & 50–950 ramp

primary

#0A1E48

secondary

#856729

accent

#B536F2

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#030309

muted

#78787B

Preview Lab

Preview with #0A1E48

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

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