#0A2C4A#0A2C4A

#0A2C4A is a dark, moderate cyan. Relative luminance 0.024; OKLCH L 28.6% C 0.067 H 249.2°. Best body text is #FFFFFF at 14.27:1 contrast (WCAG AA passes).

Color values

HEX	#0A2C4A
RGB	rgb(10, 44, 74)
HSL	hsl(208, 76%, 16%)
HSV	hsv(208, 86%, 29%)
CMYK	cmyk(86.5%, 40.5%, 0%, 71%)
CIE-LAB	lab(17.27, 0.39, -22.04)
CIE-LCH	lch(17.27, 22.04, 271.01°)
OKLab	oklab(28.64% -0.0238 -0.0628)
OKLCH	oklch(28.64% 0.067 249.2)
XYZ	xyz(2.2614, 2.3600, 6.8136)
Luminance	0.0236 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2C4A #4A280A

analogous

#0A4A48 #0A2C4A #0A0C4A

triadic

#0A2C4A #4A0A2C #2C4A0A

tetradic

#0A2C4A #480A4A #4A280A #0C4A0A

square

#0A2C4A #480A4A #4A280A #0C4A0A

split-complementary

#0A2C4A #4A0A0C #4A480A

monochromatic

#04101B #04101B #0A2C4A #114C80 #196CB6

Accessibility & contrast

On white

14.27

#0A2C4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#0A2C4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2C4A

14.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2C4A	#FFFFFF	#000000	##FFFFFF
##0A2C4A	1.00	14.27	1.47	14.27
#FFFFFF	14.27	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E2E4B

Deuteranopia (green-blind)

#142849

Tritanopia (blue-blind)

#003337

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #0a2c4a;
/* rgb */ color: rgb(10, 44, 74);
/* oklch */ color: oklch(28.6% 0.067 249.2);

Tailwind

colors: {
  custom: {
    50: '#55647c',
    500: '#0a2c4a',
    950: '#000000',
  },
}

SCSS

$custom: #0a2c4a;
$custom-light: #55647c;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2c4a",
  "rgb": {
    "r": 10,
    "g": 44,
    "b": 74
  },
  "hsl": {
    "h": 208.125,
    "s": 76.19,
    "l": 16.471
  },
  "oklch": {
    "l": 0.28643,
    "c": 0.06714,
    "h": 249.2
  },
  "luminance": 0.0236
}

Semantic roles & 50–950 ramp

primary

#0A2C4A

secondary

#875529

accent

#8E35F3

background

#F5F5F7

surface

#E9EAEE

border

#C5C6C9

text

#030509

muted

#78797B

Preview Lab

Preview with #0A2C4A

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

Preview Lab → · Contrast checker → · Palette generator →