#0B1925#0B1925

#0B1925 is a very dark, muted cyan. Relative luminance 0.009; OKLCH L 20.7% C 0.031 H 245.9°. Best body text is #FFFFFF at 17.80:1 contrast (WCAG AA passes).

Color values

HEX	#0B1925
RGB	rgb(11, 25, 37)
HSL	hsl(208, 54%, 9%)
HSV	hsv(208, 70%, 15%)
CMYK	cmyk(70.3%, 32.4%, 0%, 85.5%)
CIE-LAB	lab(8.13, -1.46, -10.10)
CIE-LCH	lch(8.13, 10.20, 261.74°)
OKLab	oklab(20.73% -0.0126 -0.0283)
OKLCH	oklch(20.73% 0.031 245.9)
XYZ	xyz(0.8195, 0.8999, 1.8804)
Luminance	0.0090 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B1925 #25170B

analogous

#0B2524 #0B1925 #0B0C25

triadic

#0B1925 #250B19 #19250B

tetradic

#0B1925 #240B25 #25170B #0C250B

square

#0B1925 #240B25 #25170B #0C250B

split-complementary

#0B1925 #250B0C #25240B

monochromatic

#071018 #071018 #0B1925 #193954 #275983

Accessibility & contrast

On white

17.80

#0B1925 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#0B1925 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B1925

17.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B1925	#FFFFFF	#000000	##FFFFFF
##0B1925	1.00	17.80	1.18	17.80
#FFFFFF	17.80	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#141926

Deuteranopia (green-blind)

#101725

Tritanopia (blue-blind)

#001C1D

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #0b1925;
/* rgb */ color: rgb(11, 25, 37);
/* oklch */ color: oklch(20.7% 0.031 245.9);

Tailwind

colors: {
  custom: {
    50: '#4c555f',
    500: '#0b1925',
    950: '#000000',
  },
}

SCSS

$custom: #0b1925;
$custom-light: #4c555f;
$custom-dark: #000000;

JSON

{
  "hex": "#0b1925",
  "rgb": {
    "r": 11,
    "g": 25,
    "b": 37
  },
  "hsl": {
    "h": 207.692,
    "s": 54.167,
    "l": 9.412
  },
  "oklch": {
    "l": 0.20725,
    "c": 0.03098,
    "h": 245.9
  },
  "luminance": 0.009
}

Semantic roles & 50–950 ramp

primary

#0B1925

secondary

#60442B

accent

#8E4ADE

background

#F4F4F5

surface

#E7E7E9

border

#C3C3C5

text

#010304

muted

#777879

Preview Lab

Preview with #0B1925

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

Preview Lab → · Contrast checker → · Palette generator →