#0B2C40#0B2C40

#0B2C40 is a dark, muted cyan. Relative luminance 0.022; OKLCH L 28.0% C 0.053 H 239.5°. Best body text is #FFFFFF at 14.50:1 contrast (WCAG AA passes).

Color values

HEX	#0B2C40
RGB	rgb(11, 44, 64)
HSL	hsl(203, 71%, 15%)
HSV	hsv(203, 83%, 25%)
CMYK	cmyk(82.8%, 31.2%, 0%, 74.9%)
CIE-LAB	lab(16.71, -3.80, -16.06)
CIE-LCH	lch(16.71, 16.51, 256.69°)
OKLab	oklab(28.01% -0.0267 -0.0453)
OKLCH	oklch(28.01% 0.053 239.5)
XYZ	xyz(1.9637, 2.2425, 5.1788)
Luminance	0.0224 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2C40 #401F0B

analogous

#0B403A #0B2C40 #0B1140

triadic

#0B2C40 #400B2C #2C400B

tetradic

#0B2C40 #3A0B40 #401F0B #11400B

square

#0B2C40 #3A0B40 #401F0B #11400B

split-complementary

#0B2C40 #400B11 #403A0B

monochromatic

#04121A #04121A #0B2C40 #145074 #1D74A8

Accessibility & contrast

On white

14.50

#0B2C40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#0B2C40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2C40

14.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2C40	#FFFFFF	#000000	##FFFFFF
##0B2C40	1.00	14.50	1.45	14.50
#FFFFFF	14.50	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#232C41

Deuteranopia (green-blind)

#1B2740

Tritanopia (blue-blind)

#003133

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #0b2c40;
/* rgb */ color: rgb(11, 44, 64);
/* oklch */ color: oklch(28.0% 0.053 239.5);

Tailwind

colors: {
  custom: {
    50: '#536475',
    500: '#0b2c40',
    950: '#000000',
  },
}

SCSS

$custom: #0b2c40;
$custom-light: #536475;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2c40",
  "rgb": {
    "r": 11,
    "g": 44,
    "b": 64
  },
  "hsl": {
    "h": 202.642,
    "s": 70.667,
    "l": 14.706
  },
  "oklch": {
    "l": 0.28014,
    "c": 0.05265,
    "h": 239.5
  },
  "luminance": 0.02243
}

Semantic roles & 50–950 ramp

primary

#0B2C40

secondary

#7D492A

accent

#7E3AED

background

#F4F6F7

surface

#E7EBED

border

#C3C6C8

text

#030508

muted

#787A7B

Preview Lab

Preview with #0B2C40

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

Preview Lab → · Contrast checker → · Palette generator →