#0B3156#0B3156

#0B3156 is a dark, moderate cyan. Relative luminance 0.029; OKLCH L 30.9% C 0.079 H 251.6°. Best body text is #FFFFFF at 13.22:1 contrast (WCAG AA passes).

Color values

HEX	#0B3156
RGB	rgb(11, 49, 86)
HSL	hsl(210, 77%, 19%)
HSV	hsv(210, 87%, 34%)
CMYK	cmyk(87.2%, 43%, 0%, 66.3%)
CIE-LAB	lab(19.80, 2.21, -26.09)
CIE-LCH	lch(19.80, 26.18, 274.84°)
OKLab	oklab(30.88% -0.0248 -0.0745)
OKLCH	oklch(30.88% 0.079 251.6)
XYZ	xyz(2.9154, 2.9393, 9.2160)
Luminance	0.0294 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B3156 #56300B

analogous

#0B5656 #0B3156 #0B0C56

triadic

#0B3156 #560B31 #31560B

tetradic

#0B3156 #560B56 #56300B #0C560B

square

#0B3156 #560B56 #56300B #0C560B

split-complementary

#0B3156 #560B0C #56560B

monochromatic

#030F1B #041220 #0B3156 #12508C #196FC3

Accessibility & contrast

On white

13.22

#0B3156 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#0B3156 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B3156

13.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B3156	#FFFFFF	#000000	##FFFFFF
##0B3156	1.00	13.22	1.59	13.22
#FFFFFF	13.22	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F3457

Deuteranopia (green-blind)

#132D55

Tritanopia (blue-blind)

#003A3F

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0b3156;
/* rgb */ color: rgb(11, 49, 86);
/* oklch */ color: oklch(30.9% 0.079 251.6);

Tailwind

colors: {
  custom: {
    50: '#586886',
    500: '#0b3156',
    950: '#000000',
  },
}

SCSS

$custom: #0b3156;
$custom-light: #586886;
$custom-dark: #000000;

JSON

{
  "hex": "#0b3156",
  "rgb": {
    "r": 11,
    "g": 49,
    "b": 86
  },
  "hsl": {
    "h": 209.6,
    "s": 77.32,
    "l": 19.02
  },
  "oklch": {
    "l": 0.30881,
    "c": 0.07856,
    "h": 251.6
  },
  "luminance": 0.0294
}

Semantic roles & 50–950 ramp

primary

#0B3156

secondary

#915E2B

accent

#9334F4

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #0B3156

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

Preview Lab → · Contrast checker → · Palette generator →