#0A2133#0A2133

#0A2133 is a very dark, muted cyan. Relative luminance 0.014; OKLCH L 24.0% C 0.045 H 245.0°. Best body text is #FFFFFF at 16.43:1 contrast (WCAG AA passes).

Color values

HEX	#0A2133
RGB	rgb(10, 33, 51)
HSL	hsl(206, 67%, 12%)
HSV	hsv(206, 80%, 20%)
CMYK	cmyk(80.4%, 35.3%, 0%, 80%)
CIE-LAB	lab(11.90, -1.72, -14.46)
CIE-LCH	lch(11.90, 14.57, 263.22°)
OKLab	oklab(23.95% -0.0191 -0.0408)
OKLCH	oklch(23.95% 0.045 245)
XYZ	xyz(1.2663, 1.3911, 3.3331)
Luminance	0.0139 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2133 #331C0A

analogous

#0A3331 #0A2133 #0A0D33

triadic

#0A2133 #330A21 #21330A

tetradic

#0A2133 #310A33 #331C0A #0D330A

square

#0A2133 #310A33 #331C0A #0D330A

split-complementary

#0A2133 #330A0D #33310A

monochromatic

#05111A #05111A #0A2133 #144266 #1E6399

Accessibility & contrast

On white

16.43

#0A2133 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#0A2133 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2133

16.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2133	#FFFFFF	#000000	##FFFFFF
##0A2133	1.00	16.43	1.28	16.43
#FFFFFF	16.43	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#192134

Deuteranopia (green-blind)

#131E33

Tritanopia (blue-blind)

#002527

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #0a2133;
/* rgb */ color: rgb(10, 33, 51);
/* oklch */ color: oklch(24.0% 0.045 245.0);

Tailwind

colors: {
  custom: {
    50: '#4f5c6a',
    500: '#0a2133',
    950: '#000000',
  },
}

SCSS

$custom: #0a2133;
$custom-light: #4f5c6a;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2133",
  "rgb": {
    "r": 10,
    "g": 33,
    "b": 51
  },
  "hsl": {
    "h": 206.341,
    "s": 67.213,
    "l": 11.961
  },
  "oklch": {
    "l": 0.23951,
    "c": 0.04508,
    "h": 245
  },
  "luminance": 0.01391
}

Semantic roles & 50–950 ramp

primary

#0A2133

secondary

#704828

accent

#893EEA

background

#F4F5F6

surface

#E7E9EB

border

#C3C5C6

text

#020406

muted

#78797A

Preview Lab

Preview with #0A2133

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

Preview Lab → · Contrast checker → · Palette generator →