#0A314A#0A314A

#0A314A is a dark, moderate cyan. Relative luminance 0.028; OKLCH L 30.0% C 0.062 H 241.8°. Best body text is #FFFFFF at 13.54:1 contrast (WCAG AA passes).

Color values

HEX	#0A314A
RGB	rgb(10, 49, 74)
HSL	hsl(203, 76%, 16%)
HSV	hsv(203, 86%, 29%)
CMYK	cmyk(86.5%, 33.8%, 0%, 71%)
CIE-LAB	lab(19.04, -3.14, -19.25)
CIE-LCH	lch(19.04, 19.50, 260.74°)
OKLab	oklab(30.03% -0.0292 -0.0545)
OKLCH	oklch(30.03% 0.062 241.8)
XYZ	xyz(2.4590, 2.7553, 6.8795)
Luminance	0.0276 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A314A #4A230A

analogous

#0A4A43 #0A314A #0A114A

triadic

#0A314A #4A0A31 #314A0A

tetradic

#0A314A #430A4A #4A230A #114A0A

square

#0A314A #430A4A #4A230A #114A0A

split-complementary

#0A314A #4A0A11 #4A430A

monochromatic

#04121B #04121B #0A314A #115580 #1978B6

Accessibility & contrast

On white

13.54

#0A314A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#0A314A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A314A

13.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A314A	#FFFFFF	#000000	##FFFFFF
##0A314A	1.00	13.54	1.55	13.54
#FFFFFF	13.54	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25314B

Deuteranopia (green-blind)

#1C2C4A

Tritanopia (blue-blind)

#00373A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #0a314a;
/* rgb */ color: rgb(10, 49, 74);
/* oklch */ color: oklch(30.0% 0.062 241.8);

Tailwind

colors: {
  custom: {
    50: '#55687c',
    500: '#0a314a',
    950: '#000000',
  },
}

SCSS

$custom: #0a314a;
$custom-light: #55687c;
$custom-dark: #000000;

JSON

{
  "hex": "#0a314a",
  "rgb": {
    "r": 10,
    "g": 49,
    "b": 74
  },
  "hsl": {
    "h": 203.438,
    "s": 76.19,
    "l": 16.471
  },
  "oklch": {
    "l": 0.30032,
    "c": 0.06188,
    "h": 241.8
  },
  "luminance": 0.02756
}

Semantic roles & 50–950 ramp

primary

#0A314A

secondary

#874E29

accent

#7F35F3

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#030609

muted

#787A7B

Preview Lab

Preview with #0A314A

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

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