#0B253D#0B253D

#0B253D is a dark, muted cyan. Relative luminance 0.017; OKLCH L 25.8% C 0.055 H 249.3°. Best body text is #FFFFFF at 15.60:1 contrast (WCAG AA passes).

Color values

HEX	#0B253D
RGB	rgb(11, 37, 61)
HSL	hsl(209, 69%, 14%)
HSV	hsv(209, 82%, 24%)
CMYK	cmyk(82%, 39.3%, 0%, 76.1%)
CIE-LAB	lab(14.01, -0.10, -18.23)
CIE-LCH	lch(14.01, 18.23, 269.70°)
OKLab	oklab(25.82% -0.0196 -0.0518)
OKLCH	oklch(25.82% 0.055 249.3)
XYZ	xyz(1.6416, 1.7310, 4.6616)
Luminance	0.0173 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B253D #3D230B

analogous

#0B3D3C #0B253D #0B0C3D

triadic

#0B253D #3D0B25 #253D0B

tetradic

#0B253D #3C0B3D #3D230B #0C3D0B

square

#0B253D #3C0B3D #3D230B #0C3D0B

split-complementary

#0B253D #3D0B0C #3D3C0B

monochromatic

#05101A #05101A #0B253D #144471 #1E64A5

Accessibility & contrast

On white

15.60

#0B253D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#0B253D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B253D

15.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B253D	#FFFFFF	#000000	##FFFFFF
##0B253D	1.00	15.60	1.35	15.60
#FFFFFF	15.60	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A263E

Deuteranopia (green-blind)

#13213D

Tritanopia (blue-blind)

#002B2E

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #0b253d;
/* rgb */ color: rgb(11, 37, 61);
/* oklch */ color: oklch(25.8% 0.055 249.3);

Tailwind

colors: {
  custom: {
    50: '#525f72',
    500: '#0b253d',
    950: '#000000',
  },
}

SCSS

$custom: #0b253d;
$custom-light: #525f72;
$custom-dark: #000000;

JSON

{
  "hex": "#0b253d",
  "rgb": {
    "r": 11,
    "g": 37,
    "b": 61
  },
  "hsl": {
    "h": 208.8,
    "s": 69.444,
    "l": 14.118
  },
  "oklch": {
    "l": 0.25822,
    "c": 0.05534,
    "h": 249.3
  },
  "luminance": 0.01731
}

Semantic roles & 50–950 ramp

primary

#0B253D

secondary

#7A502A

accent

#903CEC

background

#F4F5F6

surface

#E7E9EC

border

#C3C5C7

text

#020408

muted

#78797B

Preview Lab

Preview with #0B253D

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

Preview Lab → · Contrast checker → · Palette generator →