#0B254F#0B254F

#0B254F is a dark, moderate blue. Relative luminance 0.020; OKLCH L 27.2% C 0.084 H 259.7°. Best body text is #FFFFFF at 15.09:1 contrast (WCAG AA passes).

Color values

HEX	#0B254F
RGB	rgb(11, 37, 79)
HSL	hsl(217, 76%, 18%)
HSV	hsv(217, 86%, 31%)
CMYK	cmyk(86.1%, 53.2%, 0%, 69%)
CIE-LAB	lab(15.27, 7.94, -28.64)
CIE-LCH	lch(15.27, 29.72, 285.50°)
OKLab	oklab(27.21% -0.015 -0.0823)
OKLCH	oklch(27.21% 0.084 259.7)
XYZ	xyz(2.2103, 1.9585, 7.6572)
Luminance	0.0196 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B254F #4F350B

analogous

#0B474F #0B254F #130B4F

triadic

#0B254F #4F0B25 #254F0B

tetradic

#0B254F #4F0B47 #4F350B #0B4F13

square

#0B254F #4F0B47 #4F350B #0B4F13

split-complementary

#0B254F #4F130B #474F0B

monochromatic

#040D1B #040D1B #0B254F #123E85 #1A57BA

Accessibility & contrast

On white

15.09

#0B254F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#0B254F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B254F

15.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B254F	#FFFFFF	#000000	##FFFFFF
##0B254F	1.00	15.09	1.39	15.09
#FFFFFF	15.09	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D2A51

Deuteranopia (green-blind)

#00234E

Tritanopia (blue-blind)

#002F36

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #0b254f;
/* rgb */ color: rgb(11, 37, 79);
/* oklch */ color: oklch(27.2% 0.084 259.7);

Tailwind

colors: {
  custom: {
    50: '#575e81',
    500: '#0b254f',
    950: '#000000',
  },
}

SCSS

$custom: #0b254f;
$custom-light: #575e81;
$custom-dark: #000000;

JSON

{
  "hex": "#0b254f",
  "rgb": {
    "r": 11,
    "g": 37,
    "b": 79
  },
  "hsl": {
    "h": 217.059,
    "s": 75.556,
    "l": 17.647
  },
  "oklch": {
    "l": 0.27208,
    "c": 0.08368,
    "h": 259.7
  },
  "luminance": 0.01959
}

Semantic roles & 50–950 ramp

primary

#0B254F

secondary

#8B662B

accent

#AA36F2

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#03040A

muted

#78797C

Preview Lab

Preview with #0B254F

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

Preview Lab → · Contrast checker → · Palette generator →