#0B2C4C#0B2C4C

#0B2C4C is a dark, moderate cyan. Relative luminance 0.024; OKLCH L 28.8% C 0.070 H 251.1°. Best body text is #FFFFFF at 14.20:1 contrast (WCAG AA passes).

Color values

HEX	#0B2C4C
RGB	rgb(11, 44, 76)
HSL	hsl(210, 75%, 17%)
HSV	hsv(210, 86%, 30%)
CMYK	cmyk(85.5%, 42.1%, 0%, 70.2%)
CIE-LAB	lab(17.43, 1.41, -23.14)
CIE-LCH	lch(17.43, 23.18, 273.48°)
OKLab	oklab(28.82% -0.0226 -0.066)
OKLCH	oklch(28.82% 0.07 251.1)
XYZ	xyz(2.3427, 2.3940, 7.1747)
Luminance	0.0239 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2C4C #4C2B0B

analogous

#0B4C4C #0B2C4C #0B0C4C

triadic

#0B2C4C #4C0B2C #2C4C0B

tetradic

#0B2C4C #4C0B4C #4C2B0B #0C4C0B

square

#0B2C4C #4C0B4C #4C2B0B #0C4C0B

split-complementary

#0B2C4C #4C0B0C #4C4C0B

monochromatic

#040F1B #040F1B #0B2C4C #134B81 #1A6AB7

Accessibility & contrast

On white

14.20

#0B2C4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#0B2C4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2C4C

14.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2C4C	#FFFFFF	#000000	##FFFFFF
##0B2C4C	1.00	14.20	1.48	14.20
#FFFFFF	14.20	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D2E4D

Deuteranopia (green-blind)

#13284B

Tritanopia (blue-blind)

#003438

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #0b2c4c;
/* rgb */ color: rgb(11, 44, 76);
/* oklch */ color: oklch(28.8% 0.070 251.1);

Tailwind

colors: {
  custom: {
    50: '#56647e',
    500: '#0b2c4c',
    950: '#000000',
  },
}

SCSS

$custom: #0b2c4c;
$custom-light: #56647e;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2c4c",
  "rgb": {
    "r": 11,
    "g": 44,
    "b": 76
  },
  "hsl": {
    "h": 209.538,
    "s": 74.713,
    "l": 17.059
  },
  "oklch": {
    "l": 0.28818,
    "c": 0.06976,
    "h": 251.1
  },
  "luminance": 0.02394
}

Semantic roles & 50–950 ramp

primary

#0B2C4C

secondary

#88592B

accent

#9236F1

background

#F5F5F7

surface

#E9EAEE

border

#C5C6C9

text

#03050A

muted

#78797C

Preview Lab

Preview with #0B2C4C

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

Preview Lab → · Contrast checker → · Palette generator →