#0B2748#0B2748

#0B2748 is a dark, moderate cyan. Relative luminance 0.020; OKLCH L 27.2% C 0.070 H 254.7°. Best body text is #FFFFFF at 15.02:1 contrast (WCAG AA passes).

Color values

HEX	#0B2748
RGB	rgb(11, 39, 72)
HSL	hsl(212, 73%, 16%)
HSV	hsv(212, 85%, 28%)
CMYK	cmyk(84.7%, 45.8%, 0%, 71.8%)
CIE-LAB	lab(15.43, 3.30, -23.59)
CIE-LCH	lch(15.43, 23.82, 277.96°)
OKLab	oklab(27.17% -0.0185 -0.0674)
OKLCH	oklch(27.17% 0.07 254.7)
XYZ	xyz(2.0328, 1.9898, 6.4066)
Luminance	0.0199 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2748 #482C0B

analogous

#0B4648 #0B2748 #0E0B48

triadic

#0B2748 #480B27 #27480B

tetradic

#0B2748 #480B46 #482C0B #0B480E

square

#0B2748 #480B46 #482C0B #0B480E

split-complementary

#0B2748 #480E0B #46480B

monochromatic

#040E1B #040E1B #0B2748 #13447D #1B61B2

Accessibility & contrast

On white

15.02

#0B2748 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#0B2748 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2748

15.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2748	#FFFFFF	#000000	##FFFFFF
##0B2748	1.00	15.02	1.40	15.02
#FFFFFF	15.02	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#172A49

Deuteranopia (green-blind)

#0D2447

Tritanopia (blue-blind)

#002F34

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #0b2748;
/* rgb */ color: rgb(11, 39, 72);
/* oklch */ color: oklch(27.2% 0.070 254.7);

Tailwind

colors: {
  custom: {
    50: '#55607b',
    500: '#0b2748',
    950: '#000000',
  },
}

SCSS

$custom: #0b2748;
$custom-light: #55607b;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2748",
  "rgb": {
    "r": 11,
    "g": 39,
    "b": 72
  },
  "hsl": {
    "h": 212.459,
    "s": 73.494,
    "l": 16.275
  },
  "oklch": {
    "l": 0.27172,
    "c": 0.06992,
    "h": 254.7
  },
  "luminance": 0.0199
}

Semantic roles & 50–950 ramp

primary

#0B2748

secondary

#845B2A

accent

#9B38F0

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#030409

muted

#78797B

Preview Lab

Preview with #0B2748

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

Preview Lab → · Contrast checker → · Palette generator →