#0B334E#0B334E

#0B334E is a dark, moderate cyan. Relative luminance 0.030; OKLCH L 30.9% C 0.065 H 243.1°. Best body text is #FFFFFF at 13.14:1 contrast (WCAG AA passes).

Color values

HEX	#0B334E
RGB	rgb(11, 51, 78)
HSL	hsl(204, 75%, 17%)
HSV	hsv(204, 86%, 31%)
CMYK	cmyk(85.9%, 34.6%, 0%, 69.4%)
CIE-LAB	lab(20.00, -2.67, -20.43)
CIE-LCH	lch(20.00, 20.60, 262.56°)
OKLab	oklab(30.88% -0.0294 -0.0579)
OKLCH	oklch(30.88% 0.065 243.1)
XYZ	xyz(2.6964, 2.9885, 7.6410)
Luminance	0.0299 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B334E #4E260B

analogous

#0B4E47 #0B334E #0B124E

triadic

#0B334E #4E0B33 #334E0B

tetradic

#0B334E #470B4E #4E260B #124E0B

square

#0B334E #470B4E #4E260B #124E0B

split-complementary

#0B334E #4E0B12 #4E470B

monochromatic

#04121B #04121B #0B334E #135684 #1A79B9

Accessibility & contrast

On white

13.14

#0B334E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#0B334E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B334E

13.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B334E	#FFFFFF	#000000	##FFFFFF
##0B334E	1.00	13.14	1.60	13.14
#FFFFFF	13.14	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26344F

Deuteranopia (green-blind)

#1D2E4E

Tritanopia (blue-blind)

#003A3D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #0b334e;
/* rgb */ color: rgb(11, 51, 78);
/* oklch */ color: oklch(30.9% 0.065 243.1);

Tailwind

colors: {
  custom: {
    50: '#566a7f',
    500: '#0b334e',
    950: '#000000',
  },
}

SCSS

$custom: #0b334e;
$custom-light: #566a7f;
$custom-dark: #000000;

JSON

{
  "hex": "#0b334e",
  "rgb": {
    "r": 11,
    "g": 51,
    "b": 78
  },
  "hsl": {
    "h": 204.179,
    "s": 75.281,
    "l": 17.451
  },
  "oklch": {
    "l": 0.30877,
    "c": 0.06498,
    "h": 243.1
  },
  "luminance": 0.02989
}

Semantic roles & 50–950 ramp

primary

#0B334E

secondary

#8A512B

accent

#8236F2

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#03060A

muted

#787A7C

Preview Lab

Preview with #0B334E

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

Preview Lab → · Contrast checker → · Palette generator →