#0A3241#0A3241

#0A3241 is a dark, muted cyan. Relative luminance 0.027; OKLCH L 29.8% C 0.051 H 227.7°. Best body text is #FFFFFF at 13.59:1 contrast (WCAG AA passes).

Color values

HEX	#0A3241
RGB	rgb(10, 50, 65)
HSL	hsl(196, 73%, 15%)
HSV	hsv(196, 85%, 25%)
CMYK	cmyk(84.6%, 23.1%, 0%, 74.5%)
CIE-LAB	lab(18.92, -7.59, -13.32)
CIE-LCH	lch(18.92, 15.33, 240.34°)
OKLab	oklab(29.78% -0.034 -0.0374)
OKLCH	oklch(29.78% 0.051 227.7)
XYZ	xyz(2.2195, 2.7271, 5.4094)
Luminance	0.0273 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3241 #41190A

analogous

#0A4135 #0A3241 #0A1641

triadic

#0A3241 #410A32 #32410A

tetradic

#0A3241 #350A41 #41190A #16410A

square

#0A3241 #350A41 #41190A #16410A

split-complementary

#0A3241 #410A16 #41350A

monochromatic

#04141B #04141B #0A3241 #125B76 #1A84AB

Accessibility & contrast

On white

13.59

#0A3241 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#0A3241 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3241

13.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3241	#FFFFFF	#000000	##FFFFFF
##0A3241	1.00	13.59	1.55	13.59
#FFFFFF	13.59	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A3142

Deuteranopia (green-blind)

#232C41

Tritanopia (blue-blind)

#003637

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #0a3241;
/* rgb */ color: rgb(10, 50, 65);
/* oklch */ color: oklch(29.8% 0.051 227.7);

Tailwind

colors: {
  custom: {
    50: '#536975',
    500: '#0a3241',
    950: '#000000',
  },
}

SCSS

$custom: #0a3241;
$custom-light: #536975;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3241",
  "rgb": {
    "r": 10,
    "g": 50,
    "b": 65
  },
  "hsl": {
    "h": 196.364,
    "s": 73.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.29779,
    "c": 0.05056,
    "h": 227.7
  },
  "luminance": 0.02727
}

Semantic roles & 50–950 ramp

primary

#0A3241

secondary

#7E4029

accent

#6A38F0

background

#F5F6F7

surface

#E8EBED

border

#C4C6C8

text

#030608

muted

#787A7B

Preview Lab

Preview with #0A3241

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

Preview Lab → · Contrast checker → · Palette generator →