#0B254B#0B254B

#0B254B is a dark, moderate blue. Relative luminance 0.019; OKLCH L 26.9% C 0.077 H 258.3°. Best body text is #FFFFFF at 15.21:1 contrast (WCAG AA passes).

Color values

HEX	#0B254B
RGB	rgb(11, 37, 75)
HSL	hsl(216, 74%, 17%)
HSV	hsv(216, 85%, 29%)
CMYK	cmyk(85.3%, 50.7%, 0%, 70.6%)
CIE-LAB	lab(14.96, 6.14, -26.40)
CIE-LCH	lch(14.96, 27.11, 283.10°)
OKLab	oklab(26.88% -0.0157 -0.0757)
OKLCH	oklch(26.88% 0.077 258.3)
XYZ	xyz(2.0691, 1.9020, 6.9133)
Luminance	0.0190 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B254B #4B310B

analogous

#0B454B #0B254B #110B4B

triadic

#0B254B #4B0B25 #254B0B

tetradic

#0B254B #4B0B45 #4B310B #0B4B11

square

#0B254B #4B0B45 #4B310B #0B4B11

split-complementary

#0B254B #4B110B #454B0B

monochromatic

#040D1B #040D1B #0B254B #133F80 #1B5AB6

Accessibility & contrast

On white

15.21

#0B254B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#0B254B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B254B

15.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B254B	#FFFFFF	#000000	##FFFFFF
##0B254B	1.00	15.21	1.38	15.21
#FFFFFF	15.21	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11294C

Deuteranopia (green-blind)

#04234A

Tritanopia (blue-blind)

#002E34

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #0b254b;
/* rgb */ color: rgb(11, 37, 75);
/* oklch */ color: oklch(26.9% 0.077 258.3);

Tailwind

colors: {
  custom: {
    50: '#555f7d',
    500: '#0b254b',
    950: '#000000',
  },
}

SCSS

$custom: #0b254b;
$custom-light: #555f7d;
$custom-dark: #000000;

JSON

{
  "hex": "#0b254b",
  "rgb": {
    "r": 11,
    "g": 37,
    "b": 75
  },
  "hsl": {
    "h": 215.625,
    "s": 74.419,
    "l": 16.863
  },
  "oklch": {
    "l": 0.26877,
    "c": 0.07735,
    "h": 258.3
  },
  "luminance": 0.01902
}

Semantic roles & 50–950 ramp

primary

#0B254B

secondary

#87622B

accent

#A537F1

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#03040A

muted

#78797C

Preview Lab

Preview with #0B254B

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

Preview Lab → · Contrast checker → · Palette generator →