#0B2D3B#0B2D3B

#0B2D3B is a dark, muted cyan. Relative luminance 0.023; OKLCH L 28.0% C 0.046 H 229.2°. Best body text is #FFFFFF at 14.45:1 contrast (WCAG AA passes).

Color values

HEX	#0B2D3B
RGB	rgb(11, 45, 59)
HSL	hsl(198, 69%, 14%)
HSV	hsv(198, 81%, 23%)
CMYK	cmyk(81.4%, 23.7%, 0%, 76.9%)
CIE-LAB	lab(16.81, -6.57, -12.45)
CIE-LCH	lch(16.81, 14.07, 242.19°)
OKLab	oklab(28.01% -0.0301 -0.0349)
OKLCH	oklch(28.01% 0.046 229.2)
XYZ	xyz(1.8655, 2.2635, 4.4754)
Luminance	0.0226 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2D3B #3B190B

analogous

#0B3B31 #0B2D3B #0B153B

triadic

#0B2D3B #3B0B2D #2D3B0B

tetradic

#0B2D3B #310B3B #3B190B #153B0B

square

#0B2D3B #310B3B #3B190B #153B0B

split-complementary

#0B2D3B #3B0B15 #3B310B

monochromatic

#05141A #05141A #0B2D3B #15546F #1E7CA2

Accessibility & contrast

On white

14.45

#0B2D3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#0B2D3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2D3B

14.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2D3B	#FFFFFF	#000000	##FFFFFF
##0B2D3B	1.00	14.45	1.45	14.45
#FFFFFF	14.45	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262C3C

Deuteranopia (green-blind)

#1F273B

Tritanopia (blue-blind)

#003132

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #0b2d3b;
/* rgb */ color: rgb(11, 45, 59);
/* oklch */ color: oklch(28.0% 0.046 229.2);

Tailwind

colors: {
  custom: {
    50: '#526571',
    500: '#0b2d3b',
    950: '#000000',
  },
}

SCSS

$custom: #0b2d3b;
$custom-light: #526571;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2d3b",
  "rgb": {
    "r": 11,
    "g": 45,
    "b": 59
  },
  "hsl": {
    "h": 197.5,
    "s": 68.571,
    "l": 13.725
  },
  "oklch": {
    "l": 0.28008,
    "c": 0.04608,
    "h": 229.2
  },
  "luminance": 0.02264
}

Semantic roles & 50–950 ramp

primary

#0B2D3B

secondary

#78412A

accent

#6F3CEB

background

#F4F6F6

surface

#E7EBEC

border

#C3C6C7

text

#020507

muted

#787A7A

Preview Lab

Preview with #0B2D3B

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

Preview Lab → · Contrast checker → · Palette generator →