#0A1C48#0A1C48

#0A1C48 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.3% C 0.086 H 264.2°. Best body text is #FFFFFF at 16.50:1 contrast (WCAG AA passes).

Color values

HEX	#0A1C48
RGB	rgb(10, 28, 72)
HSL	hsl(223, 76%, 16%)
HSV	hsv(223, 86%, 28%)
CMYK	cmyk(86.1%, 61.1%, 0%, 71.8%)
CIE-LAB	lab(11.71, 11.58, -29.60)
CIE-LCH	lch(11.71, 31.78, 291.37°)
OKLab	oklab(24.3% -0.0087 -0.0853)
OKLCH	oklch(24.3% 0.086 264.2)
XYZ	xyz(1.7097, 1.3627, 6.3026)
Luminance	0.0136 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A1C48 #48360A

analogous

#0A3B48 #0A1C48 #170A48

triadic

#0A1C48 #480A1C #1C480A

tetradic

#0A1C48 #480A3B #48360A #0A4817

square

#0A1C48 #480A3B #48360A #0A4817

split-complementary

#0A1C48 #48170A #3B480A

monochromatic

#040A1B #040A1B #0A1C48 #11317E #1946B3

Accessibility & contrast

On white

16.50

#0A1C48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#0A1C48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A1C48

16.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A1C48	#FFFFFF	#000000	##FFFFFF
##0A1C48	1.00	16.50	1.27	16.50
#FFFFFF	16.50	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00224A

Deuteranopia (green-blind)

#001C47

Tritanopia (blue-blind)

#00272E

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #0a1c48;
/* rgb */ color: rgb(10, 28, 72);
/* oklch */ color: oklch(24.3% 0.086 264.2);

Tailwind

colors: {
  custom: {
    50: '#55577b',
    500: '#0a1c48',
    950: '#000000',
  },
}

SCSS

$custom: #0a1c48;
$custom-light: #55577b;
$custom-dark: #000000;

JSON

{
  "hex": "#0a1c48",
  "rgb": {
    "r": 10,
    "g": 28,
    "b": 72
  },
  "hsl": {
    "h": 222.581,
    "s": 75.61,
    "l": 16.078
  },
  "oklch": {
    "l": 0.243,
    "c": 0.08579,
    "h": 264.2
  },
  "luminance": 0.01363
}

Semantic roles & 50–950 ramp

primary

#0A1C48

secondary

#856A29

accent

#BB36F2

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#030309

muted

#78787B

Preview Lab

Preview with #0A1C48

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

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