#0B3147#0B3147

#0B3147 is a dark, muted cyan. Relative luminance 0.027; OKLCH L 29.9% C 0.058 H 238.8°. Best body text is #FFFFFF at 13.60:1 contrast (WCAG AA passes).

Color values

HEX	#0B3147
RGB	rgb(11, 49, 71)
HSL	hsl(202, 73%, 16%)
HSV	hsv(202, 85%, 28%)
CMYK	cmyk(84.5%, 31%, 0%, 72.2%)
CIE-LAB	lab(18.90, -4.27, -17.44)
CIE-LCH	lch(18.90, 17.95, 256.23°)
OKLab	oklab(29.88% -0.0298 -0.0493)
OKLCH	oklch(29.88% 0.058 238.8)
XYZ	xyz(2.3732, 2.7224, 6.3604)
Luminance	0.0272 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B3147 #47210B

analogous

#0B473F #0B3147 #0B1347

triadic

#0B3147 #470B31 #31470B

tetradic

#0B3147 #3F0B47 #47210B #13470B

square

#0B3147 #3F0B47 #47210B #13470B

split-complementary

#0B3147 #470B13 #473F0B

monochromatic

#04121A #04121A #0B3147 #13567C #1B7AB1

Accessibility & contrast

On white

13.60

#0B3147 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#0B3147 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3147

13.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B3147	#FFFFFF	#000000	##FFFFFF
##0B3147	1.00	13.60	1.54	13.60
#FFFFFF	13.60	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#273148

Deuteranopia (green-blind)

#1E2B47

Tritanopia (blue-blind)

#003739

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #0b3147;
/* rgb */ color: rgb(11, 49, 71);
/* oklch */ color: oklch(29.9% 0.058 238.8);

Tailwind

colors: {
  custom: {
    50: '#54687a',
    500: '#0b3147',
    950: '#000000',
  },
}

SCSS

$custom: #0b3147;
$custom-light: #54687a;
$custom-dark: #000000;

JSON

{
  "hex": "#0b3147",
  "rgb": {
    "r": 11,
    "g": 49,
    "b": 71
  },
  "hsl": {
    "h": 202,
    "s": 73.171,
    "l": 16.078
  },
  "oklch": {
    "l": 0.29875,
    "c": 0.05758,
    "h": 238.8
  },
  "luminance": 0.02723
}

Semantic roles & 50–950 ramp

primary

#0B3147

secondary

#834B2A

accent

#7B38F0

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030609

muted

#787A7B

Preview Lab

Preview with #0B3147

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

Preview Lab → · Contrast checker → · Palette generator →