#0A3442#0A3442

#0A3442 is a dark, muted cyan. Relative luminance 0.029; OKLCH L 30.4% C 0.051 H 224.9°. Best body text is #FFFFFF at 13.27:1 contrast (WCAG AA passes).

Color values

HEX	#0A3442
RGB	rgb(10, 52, 66)
HSL	hsl(195, 74%, 15%)
HSV	hsv(195, 85%, 26%)
CMYK	cmyk(84.8%, 21.2%, 0%, 74.1%)
CIE-LAB	lab(19.69, -8.48, -12.80)
CIE-LCH	lch(19.69, 15.36, 236.47°)
OKLab	oklab(30.42% -0.036 -0.0359)
OKLCH	oklch(30.42% 0.051 224.9)
XYZ	xyz(2.3361, 2.9136, 5.5925)
Luminance	0.0291 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A3442 #42180A

analogous

#0A4234 #0A3442 #0A1842

triadic

#0A3442 #420A34 #34420A

tetradic

#0A3442 #340A42 #42180A #18420A

square

#0A3442 #340A42 #42180A #18420A

split-complementary

#0A3442 #420A18 #42340A

monochromatic

#04151B #04151B #0A3442 #125E77 #1A88AC

Accessibility & contrast

On white

13.27

#0A3442 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#0A3442 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A3442

13.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A3442	#FFFFFF	#000000	##FFFFFF
##0A3442	1.00	13.27	1.58	13.27
#FFFFFF	13.27	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C3343

Deuteranopia (green-blind)

#252D42

Tritanopia (blue-blind)

#003839

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0a3442;
/* rgb */ color: rgb(10, 52, 66);
/* oklch */ color: oklch(30.4% 0.051 224.9);

Tailwind

colors: {
  custom: {
    50: '#536b76',
    500: '#0a3442',
    950: '#000000',
  },
}

SCSS

$custom: #0a3442;
$custom-light: #536b76;
$custom-dark: #000000;

JSON

{
  "hex": "#0a3442",
  "rgb": {
    "r": 10,
    "g": 52,
    "b": 66
  },
  "hsl": {
    "h": 195,
    "s": 73.684,
    "l": 14.902
  },
  "oklch": {
    "l": 0.30418,
    "c": 0.0508,
    "h": 224.9
  },
  "luminance": 0.02914
}

Semantic roles & 50–950 ramp

primary

#0A3442

secondary

#7F3E29

accent

#6637F0

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030608

muted

#787A7B

Preview Lab

Preview with #0A3442

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

Preview Lab → · Contrast checker → · Palette generator →