#0A334A#0A334A

#0A334A is a dark, moderate cyan. Relative luminance 0.029; OKLCH L 30.6% C 0.060 H 238.5°. Best body text is #FFFFFF at 13.25:1 contrast (WCAG AA passes).

Color values

HEX	#0A334A
RGB	rgb(10, 51, 74)
HSL	hsl(202, 76%, 16%)
HSV	hsv(202, 86%, 29%)
CMYK	cmyk(86.5%, 31.1%, 0%, 71%)
CIE-LAB	lab(19.75, -4.50, -18.14)
CIE-LCH	lch(19.75, 18.69, 256.05°)
OKLab	oklab(30.6% -0.0314 -0.0513)
OKLCH	oklch(30.6% 0.06 238.5)
XYZ	xyz(2.5445, 2.9263, 6.9080)
Luminance	0.0293 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A334A #4A210A

analogous

#0A4A41 #0A334A #0A134A

triadic

#0A334A #4A0A33 #334A0A

tetradic

#0A334A #410A4A #4A210A #134A0A

square

#0A334A #410A4A #4A210A #134A0A

split-complementary

#0A334A #4A0A13 #4A410A

monochromatic

#04131B #04131B #0A334A #115880 #197DB6

Accessibility & contrast

On white

13.25

#0A334A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#0A334A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A334A

13.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A334A	#FFFFFF	#000000	##FFFFFF
##0A334A	1.00	13.25	1.59	13.25
#FFFFFF	13.25	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28334B

Deuteranopia (green-blind)

#1F2D4A

Tritanopia (blue-blind)

#00393B

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0a334a;
/* rgb */ color: rgb(10, 51, 74);
/* oklch */ color: oklch(30.6% 0.060 238.5);

Tailwind

colors: {
  custom: {
    50: '#556a7c',
    500: '#0a334a',
    950: '#000000',
  },
}

SCSS

$custom: #0a334a;
$custom-light: #556a7c;
$custom-dark: #000000;

JSON

{
  "hex": "#0a334a",
  "rgb": {
    "r": 10,
    "g": 51,
    "b": 74
  },
  "hsl": {
    "h": 201.563,
    "s": 76.19,
    "l": 16.471
  },
  "oklch": {
    "l": 0.30596,
    "c": 0.06015,
    "h": 238.5
  },
  "luminance": 0.02927
}

Semantic roles & 50–950 ramp

primary

#0A334A

secondary

#874B29

accent

#7935F3

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#030609

muted

#787A7B

Preview Lab

Preview with #0A334A

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

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