#0B232B#0B232B

#0B232B is a very dark, muted cyan. Relative luminance 0.014; OKLCH L 24.1% C 0.033 H 222.7°. Best body text is #FFFFFF at 16.28:1 contrast (WCAG AA passes).

Color values

HEX	#0B232B
RGB	rgb(11, 35, 43)
HSL	hsl(195, 59%, 11%)
HSV	hsv(195, 74%, 17%)
CMYK	cmyk(74.4%, 18.6%, 0%, 83.1%)
CIE-LAB	lab(12.27, -6.25, -8.12)
CIE-LCH	lch(12.27, 10.25, 232.44°)
OKLab	oklab(24.12% -0.0245 -0.0226)
OKLCH	oklch(24.12% 0.033 222.7)
XYZ	xyz(1.1749, 1.4475, 2.5025)
Luminance	0.0145 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B232B #2B130B

analogous

#0B2B23 #0B232B #0B132B

triadic

#0B232B #2B0B23 #232B0B

tetradic

#0B232B #230B2B #2B130B #132B0B

square

#0B232B #230B2B #2B130B #132B0B

split-complementary

#0B232B #2B0B13 #2B230B

monochromatic

#061418 #061418 #0B232B #174B5C #24728C

Accessibility & contrast

On white

16.28

#0B232B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#0B232B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B232B

16.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B232B	#FFFFFF	#000000	##FFFFFF
##0B232B	1.00	16.28	1.29	16.28
#FFFFFF	16.28	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E222B

Deuteranopia (green-blind)

#1A1F2B

Tritanopia (blue-blind)

#002626

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #0b232b;
/* rgb */ color: rgb(11, 35, 43);
/* oklch */ color: oklch(24.1% 0.033 222.7);

Tailwind

colors: {
  custom: {
    50: '#4e5d64',
    500: '#0b232b',
    950: '#000000',
  },
}

SCSS

$custom: #0b232b;
$custom-light: #4e5d64;
$custom-dark: #000000;

JSON

{
  "hex": "#0b232b",
  "rgb": {
    "r": 11,
    "g": 35,
    "b": 43
  },
  "hsl": {
    "h": 195,
    "s": 59.259,
    "l": 10.588
  },
  "oklch": {
    "l": 0.24119,
    "c": 0.03331,
    "h": 222.7
  },
  "luminance": 0.01448
}

Semantic roles & 50–950 ramp

primary

#0B232B

secondary

#673A2B

accent

#6D45E2

background

#F4F5F5

surface

#E7E9EA

border

#C3C5C6

text

#020405

muted

#787979

Preview Lab

Preview with #0B232B

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

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