#0B2D42#0B2D42

#0B2D42 is a dark, muted cyan. Relative luminance 0.023; OKLCH L 28.4% C 0.054 H 240.1°. Best body text is #FFFFFF at 14.30:1 contrast (WCAG AA passes).

Color values

HEX	#0B2D42
RGB	rgb(11, 45, 66)
HSL	hsl(203, 71%, 15%)
HSV	hsv(203, 83%, 26%)
CMYK	cmyk(83.3%, 31.8%, 0%, 74.1%)
CIE-LAB	lab(17.18, -3.64, -16.70)
CIE-LCH	lch(17.18, 17.09, 257.70°)
OKLab	oklab(28.43% -0.0271 -0.0472)
OKLCH	oklch(28.43% 0.054 240.1)
XYZ	xyz(2.0594, 2.3410, 5.4965)
Luminance	0.0234 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2D42 #42200B

analogous

#0B423B #0B2D42 #0B1142

triadic

#0B2D42 #420B2D #2D420B

tetradic

#0B2D42 #3B0B42 #42200B #11420B

square

#0B2D42 #3B0B42 #42200B #11420B

split-complementary

#0B2D42 #420B11 #423B0B

monochromatic

#04121A #04121A #0B2D42 #145176 #1C75AB

Accessibility & contrast

On white

14.30

#0B2D42 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#0B2D42 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2D42

14.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2D42	#FFFFFF	#000000	##FFFFFF
##0B2D42	1.00	14.30	1.47	14.30
#FFFFFF	14.30	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#232D43

Deuteranopia (green-blind)

#1C2842

Tritanopia (blue-blind)

#003234

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #0b2d42;
/* rgb */ color: rgb(11, 45, 66);
/* oklch */ color: oklch(28.4% 0.054 240.1);

Tailwind

colors: {
  custom: {
    50: '#536576',
    500: '#0b2d42',
    950: '#000000',
  },
}

SCSS

$custom: #0b2d42;
$custom-light: #536576;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2d42",
  "rgb": {
    "r": 11,
    "g": 45,
    "b": 66
  },
  "hsl": {
    "h": 202.909,
    "s": 71.429,
    "l": 15.098
  },
  "oklch": {
    "l": 0.28425,
    "c": 0.05444,
    "h": 240.1
  },
  "luminance": 0.02341
}

Semantic roles & 50–950 ramp

primary

#0B2D42

secondary

#7F4A2A

accent

#7F3AEE

background

#F5F6F7

surface

#E8EBED

border

#C4C6C8

text

#030508

muted

#787A7B

Preview Lab

Preview with #0B2D42

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

Preview Lab → · Contrast checker → · Palette generator →