#0B2D56#0B2D56

#0B2D56 is a dark, moderate cyan. Relative luminance 0.026; OKLCH L 29.8% C 0.084 H 255.5°. Best body text is #FFFFFF at 13.78:1 contrast (WCAG AA passes).

Color values

HEX	#0B2D56
RGB	rgb(11, 45, 86)
HSL	hsl(213, 77%, 19%)
HSV	hsv(213, 87%, 34%)
CMYK	cmyk(87.2%, 47.7%, 0%, 66.3%)
CIE-LAB	lab(18.45, 5.11, -28.25)
CIE-LCH	lch(18.45, 28.70, 280.25°)
OKLab	oklab(29.83% -0.0209 -0.081)
OKLCH	oklch(29.83% 0.084 255.5)
XYZ	xyz(2.7555, 2.6195, 9.1627)
Luminance	0.0262 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2D56 #56340B

analogous

#0B5356 #0B2D56 #0F0B56

triadic

#0B2D56 #560B2D #2D560B

tetradic

#0B2D56 #560B53 #56340B #0B560F

square

#0B2D56 #560B53 #56340B #0B560F

split-complementary

#0B2D56 #560F0B #53560B

monochromatic

#030E1B #041120 #0B2D56 #12498C #1966C3

Accessibility & contrast

On white

13.78

#0B2D56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#0B2D56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2D56

13.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2D56	#FFFFFF	#000000	##FFFFFF
##0B2D56	1.00	13.78	1.52	13.78
#FFFFFF	13.78	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#183158

Deuteranopia (green-blind)

#092A55

Tritanopia (blue-blind)

#00373D

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #0b2d56;
/* rgb */ color: rgb(11, 45, 86);
/* oklch */ color: oklch(29.8% 0.084 255.5);

Tailwind

colors: {
  custom: {
    50: '#586586',
    500: '#0b2d56',
    950: '#000000',
  },
}

SCSS

$custom: #0b2d56;
$custom-light: #586586;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2d56",
  "rgb": {
    "r": 11,
    "g": 45,
    "b": 86
  },
  "hsl": {
    "h": 212.8,
    "s": 77.32,
    "l": 19.02
  },
  "oklch": {
    "l": 0.29831,
    "c": 0.08365,
    "h": 255.5
  },
  "luminance": 0.0262
}

Semantic roles & 50–950 ramp

primary

#0B2D56

secondary

#91632B

accent

#9D34F4

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04050B

muted

#797A7C

Preview Lab

Preview with #0B2D56

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

Preview Lab → · Contrast checker → · Palette generator →