#0B253E#0B253E

#0B253E is a dark, muted cyan. Relative luminance 0.017; OKLCH L 25.9% C 0.057 H 250.2°. Best body text is #FFFFFF at 15.57:1 contrast (WCAG AA passes).

Color values

HEX	#0B253E
RGB	rgb(11, 37, 62)
HSL	hsl(209, 70%, 14%)
HSV	hsv(209, 82%, 24%)
CMYK	cmyk(82.3%, 40.3%, 0%, 75.7%)
CIE-LAB	lab(14.07, 0.34, -18.83)
CIE-LCH	lch(14.07, 18.83, 271.04°)
OKLab	oklab(25.89% -0.0192 -0.0535)
OKLCH	oklch(25.89% 0.057 250.2)
XYZ	xyz(1.6688, 1.7419, 4.8048)
Luminance	0.0174 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B253E #3E240B

analogous

#0B3E3E #0B253E #0B0C3E

triadic

#0B253E #3E0B25 #253E0B

tetradic

#0B253E #3E0B3E #3E240B #0C3E0B

square

#0B253E #3E0B3E #3E240B #0C3E0B

split-complementary

#0B253E #3E0B0C #3E3E0B

monochromatic

#05101A #05101A #0B253E #144472 #1D63A6

Accessibility & contrast

On white

15.57

#0B253E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#0B253E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B253E

15.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B253E	#FFFFFF	#000000	##FFFFFF
##0B253E	1.00	15.57	1.35	15.57
#FFFFFF	15.57	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A263F

Deuteranopia (green-blind)

#12223E

Tritanopia (blue-blind)

#002B2E

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #0b253e;
/* rgb */ color: rgb(11, 37, 62);
/* oklch */ color: oklch(25.9% 0.057 250.2);

Tailwind

colors: {
  custom: {
    50: '#525f73',
    500: '#0b253e',
    950: '#000000',
  },
}

SCSS

$custom: #0b253e;
$custom-light: #525f73;
$custom-dark: #000000;

JSON

{
  "hex": "#0b253e",
  "rgb": {
    "r": 11,
    "g": 37,
    "b": 62
  },
  "hsl": {
    "h": 209.412,
    "s": 69.863,
    "l": 14.314
  },
  "oklch": {
    "l": 0.25892,
    "c": 0.05686,
    "h": 250.2
  },
  "luminance": 0.01742
}

Semantic roles & 50–950 ramp

primary

#0B253E

secondary

#7B522A

accent

#923BED

background

#F4F5F7

surface

#E7E9ED

border

#C3C5C8

text

#020408

muted

#78797B

Preview Lab

Preview with #0B253E

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

Preview Lab → · Contrast checker → · Palette generator →