#0A2D42#0A2D42

#0A2D42 is a dark, muted cyan. Relative luminance 0.023; OKLCH L 28.4% C 0.055 H 239.6°. Best body text is #FFFFFF at 14.31:1 contrast (WCAG AA passes).

Color values

HEX	#0A2D42
RGB	rgb(10, 45, 66)
HSL	hsl(203, 74%, 15%)
HSV	hsv(203, 85%, 26%)
CMYK	cmyk(84.8%, 31.8%, 0%, 74.1%)
CIE-LAB	lab(17.15, -3.80, -16.75)
CIE-LCH	lch(17.15, 17.18, 257.23°)
OKLab	oklab(28.39% -0.0278 -0.0474)
OKLCH	oklch(28.39% 0.055 239.6)
XYZ	xyz(2.0465, 2.3344, 5.4959)
Luminance	0.0233 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2D42 #421F0A

analogous

#0A423B #0A2D42 #0A1142

triadic

#0A2D42 #420A2D #2D420A

tetradic

#0A2D42 #3B0A42 #421F0A #11420A

square

#0A2D42 #3B0A42 #421F0A #11420A

split-complementary

#0A2D42 #420A11 #423B0A

monochromatic

#04121B #04121B #0A2D42 #125177 #1A75AC

Accessibility & contrast

On white

14.31

#0A2D42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#0A2D42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2D42

14.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2D42	#FFFFFF	#000000	##FFFFFF
##0A2D42	1.00	14.31	1.47	14.31
#FFFFFF	14.31	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#232D43

Deuteranopia (green-blind)

#1B2842

Tritanopia (blue-blind)

#003234

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #0a2d42;
/* rgb */ color: rgb(10, 45, 66);
/* oklch */ color: oklch(28.4% 0.055 239.6);

Tailwind

colors: {
  custom: {
    50: '#536576',
    500: '#0a2d42',
    950: '#000000',
  },
}

SCSS

$custom: #0a2d42;
$custom-light: #536576;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2d42",
  "rgb": {
    "r": 10,
    "g": 45,
    "b": 66
  },
  "hsl": {
    "h": 202.5,
    "s": 73.684,
    "l": 14.902
  },
  "oklch": {
    "l": 0.28392,
    "c": 0.05489,
    "h": 239.6
  },
  "luminance": 0.02335
}

Semantic roles & 50–950 ramp

primary

#0A2D42

secondary

#7F4929

accent

#7D37F0

background

#F5F6F7

surface

#E8EBED

border

#C4C6C8

text

#030508

muted

#787A7B

Preview Lab

Preview with #0A2D42

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

Preview Lab → · Contrast checker → · Palette generator →