#0A2B49#0A2B49

#0A2B49 is a dark, moderate cyan. Relative luminance 0.023; OKLCH L 28.3% C 0.067 H 249.8°. Best body text is #FFFFFF at 14.44:1 contrast (WCAG AA passes).

Color values

HEX	#0A2B49
RGB	rgb(10, 43, 73)
HSL	hsl(209, 76%, 16%)
HSV	hsv(209, 86%, 29%)
CMYK	cmyk(86.3%, 41.1%, 0%, 71.4%)
CIE-LAB	lab(16.86, 0.67, -22.01)
CIE-LCH	lch(16.86, 22.02, 271.74°)
OKLab	oklab(28.3% -0.0231 -0.0627)
OKLCH	oklch(28.3% 0.067 249.8)
XYZ	xyz(2.1912, 2.2731, 6.6253)
Luminance	0.0227 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2B49 #49280A

analogous

#0A4948 #0A2B49 #0A0C49

triadic

#0A2B49 #490A2B #2B490A

tetradic

#0A2B49 #480A49 #49280A #0C490A

square

#0A2B49 #480A49 #49280A #0C490A

split-complementary

#0A2B49 #490A0C #49480A

monochromatic

#04101B #04101B #0A2B49 #114B7F #196AB5

Accessibility & contrast

On white

14.44

#0A2B49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#0A2B49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2B49

14.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2B49	#FFFFFF	#000000	##FFFFFF
##0A2B49	1.00	14.44	1.45	14.44
#FFFFFF	14.44	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D2D4A

Deuteranopia (green-blind)

#132748

Tritanopia (blue-blind)

#003236

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #0a2b49;
/* rgb */ color: rgb(10, 43, 73);
/* oklch */ color: oklch(28.3% 0.067 249.8);

Tailwind

colors: {
  custom: {
    50: '#54637c',
    500: '#0a2b49',
    950: '#000000',
  },
}

SCSS

$custom: #0a2b49;
$custom-light: #54637c;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2b49",
  "rgb": {
    "r": 10,
    "g": 43,
    "b": 73
  },
  "hsl": {
    "h": 208.571,
    "s": 75.904,
    "l": 16.275
  },
  "oklch": {
    "l": 0.28298,
    "c": 0.06683,
    "h": 249.8
  },
  "luminance": 0.02273
}

Semantic roles & 50–950 ramp

primary

#0A2B49

secondary

#865529

accent

#8F35F2

background

#F5F5F7

surface

#E9EAEE

border

#C5C6C9

text

#030509

muted

#78797B

Preview Lab

Preview with #0A2B49

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

Preview Lab → · Contrast checker → · Palette generator →