#0A2C3D#0A2C3D

#0A2C3D is a dark, muted cyan. Relative luminance 0.022; OKLCH L 27.8% C 0.049 H 234.6°. Best body text is #FFFFFF at 14.58:1 contrast (WCAG AA passes).

Color values

HEX	#0A2C3D
RGB	rgb(10, 44, 61)
HSL	hsl(200, 72%, 14%)
HSV	hsv(200, 84%, 24%)
CMYK	cmyk(83.6%, 27.9%, 0%, 76.1%)
CIE-LAB	lab(16.52, -5.23, -14.30)
CIE-LCH	lch(16.52, 15.22, 249.91°)
OKLab	oklab(27.8% -0.0286 -0.0402)
OKLCH	oklch(27.8% 0.049 234.6)
XYZ	xyz(1.8678, 2.2026, 4.7407)
Luminance	0.0220 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A2C3D #3D1B0A

analogous

#0A3D35 #0A2C3D #0A133D

triadic

#0A2C3D #3D0A2C #2C3D0A

tetradic

#0A2C3D #350A3D #3D1B0A #133D0A

square

#0A2C3D #350A3D #3D1B0A #133D0A

split-complementary

#0A2C3D #3D0A13 #3D350A

monochromatic

#04131A #04131A #0A2C3D #135272 #1B78A6

Accessibility & contrast

On white

14.58

#0A2C3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#0A2C3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A2C3D

14.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A2C3D	#FFFFFF	#000000	##FFFFFF
##0A2C3D	1.00	14.58	1.44	14.58
#FFFFFF	14.58	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#242C3E

Deuteranopia (green-blind)

#1D273D

Tritanopia (blue-blind)

#003032

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #0a2c3d;
/* rgb */ color: rgb(10, 44, 61);
/* oklch */ color: oklch(27.8% 0.049 234.6);

Tailwind

colors: {
  custom: {
    50: '#526572',
    500: '#0a2c3d',
    950: '#000000',
  },
}

SCSS

$custom: #0a2c3d;
$custom-light: #526572;
$custom-dark: #000000;

JSON

{
  "hex": "#0a2c3d",
  "rgb": {
    "r": 10,
    "g": 44,
    "b": 61
  },
  "hsl": {
    "h": 200,
    "s": 71.831,
    "l": 13.922
  },
  "oklch": {
    "l": 0.27797,
    "c": 0.04939,
    "h": 234.6
  },
  "luminance": 0.02203
}

Semantic roles & 50–950 ramp

primary

#0A2C3D

secondary

#7A4428

accent

#7639EF

background

#F4F6F6

surface

#E7EBEC

border

#C3C6C7

text

#020508

muted

#787A7B

Preview Lab

Preview with #0A2C3D

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

Preview Lab → · Contrast checker → · Palette generator →