#0B2937#0B2937

#0B2937 is a dark, muted cyan. Relative luminance 0.019; OKLCH L 26.6% C 0.044 H 232.0°. Best body text is #FFFFFF at 15.14:1 contrast (WCAG AA passes).

Color values

HEX	#0B2937
RGB	rgb(11, 41, 55)
HSL	hsl(199, 67%, 13%)
HSV	hsv(199, 80%, 22%)
CMYK	cmyk(80%, 25.5%, 0%, 78.4%)
CIE-LAB	lab(15.13, -5.50, -12.26)
CIE-LCH	lch(15.13, 13.44, 245.85°)
OKLab	oklab(26.6% -0.0269 -0.0344)
OKLCH	oklch(26.6% 0.044 232)
XYZ	xyz(1.6203, 1.9327, 3.9013)
Luminance	0.0193 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2937 #37190B

analogous

#0B372F #0B2937 #0B1337

triadic

#0B2937 #370B29 #29370B

tetradic

#0B2937 #2F0B37 #37190B #13370B

square

#0B2937 #2F0B37 #37190B #13370B

split-complementary

#0B2937 #370B13 #372F0B

monochromatic

#05131A #05131A #0B2937 #154F6A #1F759D

Accessibility & contrast

On white

15.14

#0B2937 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#0B2937 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2937

15.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2937	#FFFFFF	#000000	##FFFFFF
##0B2937	1.00	15.14	1.39	15.14
#FFFFFF	15.14	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222838

Deuteranopia (green-blind)

#1C2437

Tritanopia (blue-blind)

#002D2E

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #0b2937;
/* rgb */ color: rgb(11, 41, 55);
/* oklch */ color: oklch(26.6% 0.044 232.0);

Tailwind

colors: {
  custom: {
    50: '#51626d',
    500: '#0b2937',
    950: '#000000',
  },
}

SCSS

$custom: #0b2937;
$custom-light: #51626d;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2937",
  "rgb": {
    "r": 11,
    "g": 41,
    "b": 55
  },
  "hsl": {
    "h": 199.091,
    "s": 66.667,
    "l": 12.941
  },
  "oklch": {
    "l": 0.26598,
    "c": 0.04364,
    "h": 232
  },
  "luminance": 0.01933
}

Semantic roles & 50–950 ramp

primary

#0B2937

secondary

#74422A

accent

#753EEA

background

#F4F5F6

surface

#E7EAEB

border

#C3C6C6

text

#020507

muted

#78797A

Preview Lab

Preview with #0B2937

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

Preview Lab → · Contrast checker → · Palette generator →