#0B2238#0B2238

#0B2238 is a very dark, muted cyan. Relative luminance 0.015; OKLCH L 24.6% C 0.051 H 249.8°. Best body text is #FFFFFF at 16.15:1 contrast (WCAG AA passes).

Color values

HEX	#0B2238
RGB	rgb(11, 34, 56)
HSL	hsl(209, 67%, 13%)
HSV	hsv(209, 80%, 22%)
CMYK	cmyk(80.4%, 39.3%, 0%, 78%)
CIE-LAB	lab(12.61, -0.08, -16.91)
CIE-LCH	lch(12.61, 16.91, 269.74°)
OKLab	oklab(24.62% -0.0176 -0.0479)
OKLCH	oklch(24.62% 0.051 249.8)
XYZ	xyz(1.4236, 1.5006, 3.9552)
Luminance	0.0150 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2238 #38210B

analogous

#0B3837 #0B2238 #0B0C38

triadic

#0B2238 #380B22 #22380B

tetradic

#0B2238 #370B38 #38210B #0C380B

square

#0B2238 #370B38 #38210B #0C380B

split-complementary

#0B2238 #380B0C #38370B

monochromatic

#05101A #05101A #0B2238 #15416B #1F609E

Accessibility & contrast

On white

16.15

#0B2238 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#0B2238 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2238

16.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2238	#FFFFFF	#000000	##FFFFFF
##0B2238	1.00	16.15	1.30	16.15
#FFFFFF	16.15	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#182339

Deuteranopia (green-blind)

#121F38

Tritanopia (blue-blind)

#00272A

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #0b2238;
/* rgb */ color: rgb(11, 34, 56);
/* oklch */ color: oklch(24.6% 0.051 249.8);

Tailwind

colors: {
  custom: {
    50: '#505c6e',
    500: '#0b2238',
    950: '#000000',
  },
}

SCSS

$custom: #0b2238;
$custom-light: #505c6e;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2238",
  "rgb": {
    "r": 11,
    "g": 34,
    "b": 56
  },
  "hsl": {
    "h": 209.333,
    "s": 67.164,
    "l": 13.137
  },
  "oklch": {
    "l": 0.24624,
    "c": 0.05109,
    "h": 249.8
  },
  "luminance": 0.01501
}

Semantic roles & 50–950 ramp

primary

#0B2238

secondary

#754F2A

accent

#923EEA

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020407

muted

#78797A

Preview Lab

Preview with #0B2238

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

Preview Lab → · Contrast checker → · Palette generator →