#0A3441#0A3441

#0A3441 is a dark, muted cyan. Relative luminance 0.029; OKLCH L 30.4% C 0.050 H 223.2°. Best body text is #FFFFFF at 13.29:1 contrast (WCAG AA passes).

Color values

HEX	#0A3441
RGB	rgb(10, 52, 65)
HSL	hsl(194, 73%, 15%)
HSV	hsv(194, 85%, 25%)
CMYK	cmyk(84.6%, 20%, 0%, 74.5%)
CIE-LAB	lab(19.65, -8.88, -12.20)
CIE-LCH	lch(19.65, 15.09, 233.93°)
OKLab	oklab(30.36% -0.0364 -0.0341)
OKLCH	oklch(30.36% 0.05 223.2)
XYZ	xyz(2.3069, 2.9019, 5.4385)
Luminance	0.0290 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3441 #41170A

analogous

#0A4133 #0A3441 #0A1941

triadic

#0A3441 #410A34 #34410A

tetradic

#0A3441 #330A41 #41170A #19410A

square

#0A3441 #330A41 #41170A #19410A

split-complementary

#0A3441 #410A19 #41330A

monochromatic

#04151B #04151B #0A3441 #125E76 #1A89AB

Accessibility & contrast

On white

13.29

#0A3441 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#0A3441 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3441

13.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3441	#FFFFFF	#000000	##FFFFFF
##0A3441	1.00	13.29	1.58	13.29
#FFFFFF	13.29	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D3342

Deuteranopia (green-blind)

#252D41

Tritanopia (blue-blind)

#003838

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0a3441;
/* rgb */ color: rgb(10, 52, 65);
/* oklch */ color: oklch(30.4% 0.050 223.2);

Tailwind

colors: {
  custom: {
    50: '#536b75',
    500: '#0a3441',
    950: '#000000',
  },
}

SCSS

$custom: #0a3441;
$custom-light: #536b75;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3441",
  "rgb": {
    "r": 10,
    "g": 52,
    "b": 65
  },
  "hsl": {
    "h": 194.182,
    "s": 73.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.30364,
    "c": 0.04991,
    "h": 223.2
  },
  "luminance": 0.02902
}

Semantic roles & 50–950 ramp

primary

#0A3441

secondary

#7E3D29

accent

#6338F0

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030608

muted

#787A7B

Preview Lab

Preview with #0A3441

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

Preview Lab → · Contrast checker → · Palette generator →