#0B2D4C#0B2D4C

#0B2D4C is a dark, moderate cyan. Relative luminance 0.025; OKLCH L 29.1% C 0.069 H 249.8°. Best body text is #FFFFFF at 14.06:1 contrast (WCAG AA passes).

Color values

HEX	#0B2D4C
RGB	rgb(11, 45, 76)
HSL	hsl(209, 75%, 17%)
HSV	hsv(209, 86%, 30%)
CMYK	cmyk(85.5%, 40.8%, 0%, 70.2%)
CIE-LAB	lab(17.78, 0.69, -22.59)
CIE-LCH	lch(17.78, 22.60, 271.74°)
OKLab	oklab(29.09% -0.0236 -0.0644)
OKLCH	oklch(29.09% 0.069 249.8)
XYZ	xyz(2.3804, 2.4694, 7.1873)
Luminance	0.0247 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2D4C #4C2A0B

analogous

#0B4C4B #0B2D4C #0B0D4C

triadic

#0B2D4C #4C0B2D #2D4C0B

tetradic

#0B2D4C #4B0B4C #4C2A0B #0D4C0B

square

#0B2D4C #4B0B4C #4C2A0B #0D4C0B

split-complementary

#0B2D4C #4C0B0D #4C4B0B

monochromatic

#04101B #04101B #0B2D4C #134D81 #1A6CB7

Accessibility & contrast

On white

14.06

#0B2D4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#0B2D4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2D4C

14.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2D4C	#FFFFFF	#000000	##FFFFFF
##0B2D4C	1.00	14.06	1.49	14.06
#FFFFFF	14.06	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E2F4D

Deuteranopia (green-blind)

#15294B

Tritanopia (blue-blind)

#003438

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #0b2d4c;
/* rgb */ color: rgb(11, 45, 76);
/* oklch */ color: oklch(29.1% 0.069 249.8);

Tailwind

colors: {
  custom: {
    50: '#56657e',
    500: '#0b2d4c',
    950: '#000000',
  },
}

SCSS

$custom: #0b2d4c;
$custom-light: #56657e;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2d4c",
  "rgb": {
    "r": 11,
    "g": 45,
    "b": 76
  },
  "hsl": {
    "h": 208.615,
    "s": 74.713,
    "l": 17.059
  },
  "oklch": {
    "l": 0.2909,
    "c": 0.06857,
    "h": 249.8
  },
  "luminance": 0.0247
}

Semantic roles & 50–950 ramp

primary

#0B2D4C

secondary

#88572B

accent

#9036F1

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#03050A

muted

#787A7C

Preview Lab

Preview with #0B2D4C

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

Preview Lab → · Contrast checker → · Palette generator →