#0B2541#0B2541

#0B2541 is a dark, moderate cyan. Relative luminance 0.018; OKLCH L 26.1% C 0.062 H 252.7°. Best body text is #FFFFFF at 15.50:1 contrast (WCAG AA passes).

Color values

HEX	#0B2541
RGB	rgb(11, 37, 65)
HSL	hsl(211, 71%, 15%)
HSV	hsv(211, 83%, 25%)
CMYK	cmyk(83.1%, 43.1%, 0%, 74.5%)
CIE-LAB	lab(14.26, 1.67, -20.62)
CIE-LCH	lch(14.26, 20.69, 274.63°)
OKLab	oklab(26.11% -0.0183 -0.0587)
OKLCH	oklch(26.11% 0.062 252.7)
XYZ	xyz(1.7534, 1.7757, 5.2503)
Luminance	0.0178 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2541 #41270B

analogous

#0B4041 #0B2541 #0C0B41

triadic

#0B2541 #410B25 #25410B

tetradic

#0B2541 #410B40 #41270B #0B410C

square

#0B2541 #410B40 #41270B #0B410C

split-complementary

#0B2541 #410C0B #40410B

monochromatic

#040F1A #040F1A #0B2541 #144375 #1D61AA

Accessibility & contrast

On white

15.50

#0B2541 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#0B2541 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2541

15.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2541	#FFFFFF	#000000	##FFFFFF
##0B2541	1.00	15.50	1.36	15.50
#FFFFFF	15.50	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#182742

Deuteranopia (green-blind)

#102240

Tritanopia (blue-blind)

#002C2F

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #0b2541;
/* rgb */ color: rgb(11, 37, 65);
/* oklch */ color: oklch(26.1% 0.062 252.7);

Tailwind

colors: {
  custom: {
    50: '#535f76',
    500: '#0b2541',
    950: '#000000',
  },
}

SCSS

$custom: #0b2541;
$custom-light: #535f76;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2541",
  "rgb": {
    "r": 11,
    "g": 37,
    "b": 65
  },
  "hsl": {
    "h": 211.111,
    "s": 71.053,
    "l": 14.902
  },
  "oklch": {
    "l": 0.26106,
    "c": 0.06152,
    "h": 252.7
  },
  "luminance": 0.01776
}

Semantic roles & 50–950 ramp

primary

#0B2541

secondary

#7E552A

accent

#973AEE

background

#F4F5F7

surface

#E8E9ED

border

#C4C5C8

text

#030408

muted

#78797B

Preview Lab

Preview with #0B2541

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

Preview Lab → · Contrast checker → · Palette generator →