#0B2340#0B2340

#0B2340 is a dark, moderate cyan. Relative luminance 0.016; OKLCH L 25.5% C 0.063 H 254.9°. Best body text is #FFFFFF at 15.81:1 contrast (WCAG AA passes).

Color values

HEX	#0B2340
RGB	rgb(11, 35, 64)
HSL	hsl(213, 71%, 15%)
HSV	hsv(213, 83%, 25%)
CMYK	cmyk(82.8%, 45.3%, 0%, 74.9%)
CIE-LAB	lab(13.49, 2.72, -21.15)
CIE-LCH	lch(13.49, 21.32, 277.32°)
OKLab	oklab(25.48% -0.0163 -0.0603)
OKLCH	oklch(25.48% 0.063 254.9)
XYZ	xyz(1.6641, 1.6432, 5.0790)
Luminance	0.0164 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2340 #40280B

analogous

#0B3E40 #0B2340 #0D0B40

triadic

#0B2340 #400B23 #23400B

tetradic

#0B2340 #400B3E #40280B #0B400D

square

#0B2340 #400B3E #40280B #0B400D

split-complementary

#0B2340 #400D0B #3E400B

monochromatic

#040E1A #040E1A #0B2340 #144074 #1D5CA8

Accessibility & contrast

On white

15.81

#0B2340 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.33

#0B2340 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2340

15.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2340	#FFFFFF	#000000	##FFFFFF
##0B2340	1.00	15.81	1.33	15.81
#FFFFFF	15.81	1.00	21.00	1.00
#000000	1.33	21.00	1.00	21.00
##FFFFFF	15.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#152541

Deuteranopia (green-blind)

#0D203F

Tritanopia (blue-blind)

#002A2E

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #0b2340;
/* rgb */ color: rgb(11, 35, 64);
/* oklch */ color: oklch(25.5% 0.063 254.9);

Tailwind

colors: {
  custom: {
    50: '#525d75',
    500: '#0b2340',
    950: '#000000',
  },
}

SCSS

$custom: #0b2340;
$custom-light: #525d75;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2340",
  "rgb": {
    "r": 11,
    "g": 35,
    "b": 64
  },
  "hsl": {
    "h": 212.83,
    "s": 70.667,
    "l": 14.706
  },
  "oklch": {
    "l": 0.25482,
    "c": 0.06251,
    "h": 254.9
  },
  "luminance": 0.01643
}

Semantic roles & 50–950 ramp

primary

#0B2340

secondary

#7D572A

accent

#9C3AED

background

#F4F5F7

surface

#E7E9ED

border

#C3C5C8

text

#030408

muted

#78797B

Preview Lab

Preview with #0B2340

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

Preview Lab → · Contrast checker → · Palette generator →