#0B2A3B#0B2A3B

#0B2A3B is a dark, muted cyan. Relative luminance 0.020; OKLCH L 27.1% C 0.048 H 236.5°. Best body text is #FFFFFF at 14.91:1 contrast (WCAG AA passes).

Color values

HEX	#0B2A3B
RGB	rgb(11, 42, 59)
HSL	hsl(201, 69%, 14%)
HSV	hsv(201, 81%, 23%)
CMYK	cmyk(81.4%, 28.8%, 0%, 76.9%)
CIE-LAB	lab(15.71, -4.52, -14.16)
CIE-LCH	lch(15.71, 14.87, 252.30°)
OKLab	oklab(27.13% -0.0264 -0.0399)
OKLCH	oklch(27.13% 0.048 236.5)
XYZ	xyz(1.7551, 2.0426, 4.4386)
Luminance	0.0204 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2A3B #3B1C0B

analogous

#0B3B34 #0B2A3B #0B123B

triadic

#0B2A3B #3B0B2A #2A3B0B

tetradic

#0B2A3B #340B3B #3B1C0B #123B0B

square

#0B2A3B #340B3B #3B1C0B #123B0B

split-complementary

#0B2A3B #3B0B12 #3B340B

monochromatic

#05121A #05121A #0B2A3B #154F6F #1E73A2

Accessibility & contrast

On white

14.91

#0B2A3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#0B2A3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2A3B

14.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2A3B	#FFFFFF	#000000	##FFFFFF
##0B2A3B	1.00	14.91	1.41	14.91
#FFFFFF	14.91	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222A3C

Deuteranopia (green-blind)

#1B253B

Tritanopia (blue-blind)

#002E30

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #0b2a3b;
/* rgb */ color: rgb(11, 42, 59);
/* oklch */ color: oklch(27.1% 0.048 236.5);

Tailwind

colors: {
  custom: {
    50: '#516371',
    500: '#0b2a3b',
    950: '#000000',
  },
}

SCSS

$custom: #0b2a3b;
$custom-light: #516371;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2a3b",
  "rgb": {
    "r": 11,
    "g": 42,
    "b": 59
  },
  "hsl": {
    "h": 201.25,
    "s": 68.571,
    "l": 13.725
  },
  "oklch": {
    "l": 0.27129,
    "c": 0.0478,
    "h": 236.5
  },
  "luminance": 0.02043
}

Semantic roles & 50–950 ramp

primary

#0B2A3B

secondary

#78462A

accent

#7A3CEB

background

#F4F5F6

surface

#E7EAEC

border

#C3C6C7

text

#020507

muted

#78797A

Preview Lab

Preview with #0B2A3B

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

Preview Lab → · Contrast checker → · Palette generator →