#0B2545#0B2545

#0B2545 is a dark, moderate cyan. Relative luminance 0.018; OKLCH L 26.4% C 0.068 H 255.3°. Best body text is #FFFFFF at 15.39:1 contrast (WCAG AA passes).

Color values

HEX	#0B2545
RGB	rgb(11, 37, 69)
HSL	hsl(213, 73%, 16%)
HSV	hsv(213, 84%, 27%)
CMYK	cmyk(84.1%, 46.4%, 0%, 72.9%)
CIE-LAB	lab(14.53, 3.45, -22.96)
CIE-LCH	lch(14.53, 23.22, 278.55°)
OKLab	oklab(26.41% -0.0172 -0.0656)
OKLCH	oklch(26.41% 0.068 255.3)
XYZ	xyz(1.8734, 1.8237, 5.8824)
Luminance	0.0182 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2545 #452B0B

analogous

#0B4245 #0B2545 #0E0B45

triadic

#0B2545 #450B25 #25450B

tetradic

#0B2545 #450B42 #452B0B #0B450E

square

#0B2545 #450B42 #452B0B #0B450E

split-complementary

#0B2545 #450E0B #42450B

monochromatic

#040E1A #040E1A #0B2545 #13417A #1C5EAF

Accessibility & contrast

On white

15.39

#0B2545 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#0B2545 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2545

15.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2545	#FFFFFF	#000000	##FFFFFF
##0B2545	1.00	15.39	1.36	15.39
#FFFFFF	15.39	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#162846

Deuteranopia (green-blind)

#0C2244

Tritanopia (blue-blind)

#002D31

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #0b2545;
/* rgb */ color: rgb(11, 37, 69);
/* oklch */ color: oklch(26.4% 0.068 255.3);

Tailwind

colors: {
  custom: {
    50: '#545f79',
    500: '#0b2545',
    950: '#000000',
  },
}

SCSS

$custom: #0b2545;
$custom-light: #545f79;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2545",
  "rgb": {
    "r": 11,
    "g": 37,
    "b": 69
  },
  "hsl": {
    "h": 213.103,
    "s": 72.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.26405,
    "c": 0.06783,
    "h": 255.3
  },
  "luminance": 0.01824
}

Semantic roles & 50–950 ramp

primary

#0B2545

secondary

#815A2A

accent

#9D39EF

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030409

muted

#78797B

Preview Lab

Preview with #0B2545

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

Preview Lab → · Contrast checker → · Palette generator →