#0B2D4A#0B2D4A

#0B2D4A is a dark, moderate cyan. Relative luminance 0.024; OKLCH L 29.0% C 0.066 H 248.3°. Best body text is #FFFFFF at 14.11:1 contrast (WCAG AA passes).

Color values

HEX	#0B2D4A
RGB	rgb(11, 45, 74)
HSL	hsl(208, 74%, 17%)
HSV	hsv(208, 85%, 29%)
CMYK	cmyk(85.1%, 39.2%, 0%, 71%)
CIE-LAB	lab(17.65, -0.19, -21.43)
CIE-LCH	lch(17.65, 21.43, 269.49°)
OKLab	oklab(28.95% -0.0243 -0.061)
OKLCH	oklch(28.95% 0.066 248.3)
XYZ	xyz(2.3120, 2.4421, 6.8268)
Luminance	0.0244 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2D4A #4A280B

analogous

#0B4A48 #0B2D4A #0B0E4A

triadic

#0B2D4A #4A0B2D #2D4A0B

tetradic

#0B2D4A #480B4A #4A280B #0E4A0B

square

#0B2D4A #480B4A #4A280B #0E4A0B

split-complementary

#0B2D4A #4A0B0E #4A480B

monochromatic

#04101B #04101B #0B2D4A #134D7F #1B6EB5

Accessibility & contrast

On white

14.11

#0B2D4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#0B2D4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2D4A

14.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2D4A	#FFFFFF	#000000	##FFFFFF
##0B2D4A	1.00	14.11	1.49	14.11
#FFFFFF	14.11	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#202E4B

Deuteranopia (green-blind)

#162949

Tritanopia (blue-blind)

#003438

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #0b2d4a;
/* rgb */ color: rgb(11, 45, 74);
/* oklch */ color: oklch(29.0% 0.066 248.3);

Tailwind

colors: {
  custom: {
    50: '#55657c',
    500: '#0b2d4a',
    950: '#000000',
  },
}

SCSS

$custom: #0b2d4a;
$custom-light: #55657c;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2d4a",
  "rgb": {
    "r": 11,
    "g": 45,
    "b": 74
  },
  "hsl": {
    "h": 207.619,
    "s": 74.118,
    "l": 16.667
  },
  "oklch": {
    "l": 0.28951,
    "c": 0.06563,
    "h": 248.3
  },
  "luminance": 0.02442
}

Semantic roles & 50–950 ramp

primary

#0B2D4A

secondary

#86552B

accent

#8D37F1

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#030509

muted

#787A7B

Preview Lab

Preview with #0B2D4A

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

Preview Lab → · Contrast checker → · Palette generator →