#0B2D43#0B2D43

#0B2D43 is a dark, muted cyan. Relative luminance 0.024; OKLCH L 28.5% C 0.056 H 241.3°. Best body text is #FFFFFF at 14.28:1 contrast (WCAG AA passes).

Color values

HEX	#0B2D43
RGB	rgb(11, 45, 67)
HSL	hsl(204, 72%, 15%)
HSV	hsv(204, 84%, 26%)
CMYK	cmyk(83.6%, 32.8%, 0%, 73.7%)
CIE-LAB	lab(17.24, -3.22, -17.30)
CIE-LCH	lch(17.24, 17.60, 259.47°)
OKLab	oklab(28.49% -0.0268 -0.0489)
OKLCH	oklch(28.49% 0.056 241.3)
XYZ	xyz(2.0891, 2.3529, 5.6532)
Luminance	0.0235 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2D43 #43210B

analogous

#0B433D #0B2D43 #0B1143

triadic

#0B2D43 #430B2D #2D430B

tetradic

#0B2D43 #3D0B43 #43210B #11430B

square

#0B2D43 #3D0B43 #43210B #11430B

split-complementary

#0B2D43 #430B11 #433D0B

monochromatic

#04121A #04121A #0B2D43 #145078 #1C74AC

Accessibility & contrast

On white

14.28

#0B2D43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#0B2D43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2D43

14.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2D43	#FFFFFF	#000000	##FFFFFF
##0B2D43	1.00	14.28	1.47	14.28
#FFFFFF	14.28	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#232D44

Deuteranopia (green-blind)

#1B2843

Tritanopia (blue-blind)

#003235

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #0b2d43;
/* rgb */ color: rgb(11, 45, 67);
/* oklch */ color: oklch(28.5% 0.056 241.3);

Tailwind

colors: {
  custom: {
    50: '#536577',
    500: '#0b2d43',
    950: '#000000',
  },
}

SCSS

$custom: #0b2d43;
$custom-light: #536577;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2d43",
  "rgb": {
    "r": 11,
    "g": 45,
    "b": 67
  },
  "hsl": {
    "h": 203.571,
    "s": 71.795,
    "l": 15.294
  },
  "oklch": {
    "l": 0.28488,
    "c": 0.05577,
    "h": 241.3
  },
  "luminance": 0.02353
}

Semantic roles & 50–950 ramp

primary

#0B2D43

secondary

#804C2A

accent

#8039EF

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030508

muted

#787A7B

Preview Lab

Preview with #0B2D43

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

Preview Lab → · Contrast checker → · Palette generator →