#0B2F37#0B2F37

#0B2F37 is a dark, muted cyan. Relative luminance 0.024; OKLCH L 28.4% C 0.042 H 215.5°. Best body text is #FFFFFF at 14.23:1 contrast (WCAG AA passes).

Color values

HEX	#0B2F37
RGB	rgb(11, 47, 55)
HSL	hsl(191, 67%, 13%)
HSV	hsv(191, 80%, 22%)
CMYK	cmyk(80%, 14.5%, 0%, 78.4%)
CIE-LAB	lab(17.37, -9.47, -8.82)
CIE-LCH	lch(17.37, 12.95, 222.97°)
OKLab	oklab(28.39% -0.0345 -0.0246)
OKLCH	oklch(28.39% 0.042 215.5)
XYZ	xyz(1.8438, 2.3798, 3.9759)
Luminance	0.0238 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2F37 #37130B

analogous

#0B3729 #0B2F37 #0B1937

triadic

#0B2F37 #370B2F #2F370B

tetradic

#0B2F37 #290B37 #37130B #19370B

square

#0B2F37 #290B37 #37130B #19370B

split-complementary

#0B2F37 #370B19 #37290B

monochromatic

#05161A #05161A #0B2F37 #155B6A #1F869D

Accessibility & contrast

On white

14.23

#0B2F37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#0B2F37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2F37

14.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2F37	#FFFFFF	#000000	##FFFFFF
##0B2F37	1.00	14.23	1.48	14.23
#FFFFFF	14.23	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292D37

Deuteranopia (green-blind)

#232937

Tritanopia (blue-blind)

#003231

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #0b2f37;
/* rgb */ color: rgb(11, 47, 55);
/* oklch */ color: oklch(28.4% 0.042 215.5);

Tailwind

colors: {
  custom: {
    50: '#51676d',
    500: '#0b2f37',
    950: '#000000',
  },
}

SCSS

$custom: #0b2f37;
$custom-light: #51676d;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2f37",
  "rgb": {
    "r": 11,
    "g": 47,
    "b": 55
  },
  "hsl": {
    "h": 190.909,
    "s": 66.667,
    "l": 12.941
  },
  "oklch": {
    "l": 0.28389,
    "c": 0.04235,
    "h": 215.5
  },
  "luminance": 0.0238
}

Semantic roles & 50–950 ramp

primary

#0B2F37

secondary

#74372A

accent

#5D3EEA

background

#F4F6F6

surface

#E7EBEB

border

#C3C6C6

text

#020607

muted

#787A7A

Preview Lab

Preview with #0B2F37

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

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