#0B2A39#0B2A39

#0B2A39 is a dark, muted cyan. Relative luminance 0.020; OKLCH L 27.0% C 0.045 H 233.1°. Best body text is #FFFFFF at 14.95:1 contrast (WCAG AA passes).

Color values

HEX	#0B2A39
RGB	rgb(11, 42, 57)
HSL	hsl(200, 68%, 13%)
HSV	hsv(200, 81%, 22%)
CMYK	cmyk(80.7%, 26.3%, 0%, 77.6%)
CIE-LAB	lab(15.60, -5.36, -12.93)
CIE-LCH	lch(15.60, 13.99, 247.50°)
OKLab	oklab(27.01% -0.0272 -0.0363)
OKLCH	oklch(27.01% 0.045 233.1)
XYZ	xyz(1.7042, 2.0223, 4.1706)
Luminance	0.0202 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2A39 #391A0B

analogous

#0B3931 #0B2A39 #0B1339

triadic

#0B2A39 #390B2A #2A390B

tetradic

#0B2A39 #310B39 #391A0B #13390B

square

#0B2A39 #310B39 #391A0B #13390B

split-complementary

#0B2A39 #390B13 #39310B

monochromatic

#05131A #05131A #0B2A39 #15506C #1F76A0

Accessibility & contrast

On white

14.95

#0B2A39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#0B2A39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2A39

14.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2A39	#FFFFFF	#000000	##FFFFFF
##0B2A39	1.00	14.95	1.40	14.95
#FFFFFF	14.95	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23293A

Deuteranopia (green-blind)

#1C2539

Tritanopia (blue-blind)

#002E2F

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #0b2a39;
/* rgb */ color: rgb(11, 42, 57);
/* oklch */ color: oklch(27.0% 0.045 233.1);

Tailwind

colors: {
  custom: {
    50: '#51636f',
    500: '#0b2a39',
    950: '#000000',
  },
}

SCSS

$custom: #0b2a39;
$custom-light: #51636f;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2a39",
  "rgb": {
    "r": 11,
    "g": 42,
    "b": 57
  },
  "hsl": {
    "h": 199.565,
    "s": 67.647,
    "l": 13.333
  },
  "oklch": {
    "l": 0.2701,
    "c": 0.04539,
    "h": 233.1
  },
  "luminance": 0.02022
}

Semantic roles & 50–950 ramp

primary

#0B2A39

secondary

#76432A

accent

#763DEB

background

#F4F5F6

surface

#E7EAEC

border

#C3C6C7

text

#020507

muted

#78797A

Preview Lab

Preview with #0B2A39

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

Preview Lab → · Contrast checker → · Palette generator →