#0B2852#0B2852

#0B2852 is a dark, moderate blue. Relative luminance 0.022; OKLCH L 28.2% C 0.084 H 258.2°. Best body text is #FFFFFF at 14.59:1 contrast (WCAG AA passes).

Color values

HEX	#0B2852
RGB	rgb(11, 40, 82)
HSL	hsl(215, 76%, 18%)
HSV	hsv(215, 87%, 32%)
CMYK	cmyk(86.6%, 51.2%, 0%, 67.8%)
CIE-LAB	lab(16.49, 7.03, -28.70)
CIE-LCH	lch(16.49, 29.55, 283.76°)
OKLab	oklab(28.22% -0.0172 -0.0824)
OKLCH	oklch(28.22% 0.084 258.2)
XYZ	xyz(2.4192, 2.1976, 8.2777)
Luminance	0.0220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0B2852 #52350B

analogous

#0B4B52 #0B2852 #110B52

triadic

#0B2852 #520B28 #28520B

tetradic

#0B2852 #520B4B #52350B #0B5211

square

#0B2852 #520B4B #52350B #0B5211

split-complementary

#0B2852 #52110B #4B520B

monochromatic

#040D1B #040E1C #0B2852 #124288 #195DBE

Accessibility & contrast

On white

14.59

#0B2852 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#0B2852 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0B2852

14.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0B2852	#FFFFFF	#000000	##FFFFFF
##0B2852	1.00	14.59	1.44	14.59
#FFFFFF	14.59	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#112C54

Deuteranopia (green-blind)

#012651

Tritanopia (blue-blind)

#003239

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #0b2852;
/* rgb */ color: rgb(11, 40, 82);
/* oklch */ color: oklch(28.2% 0.084 258.2);

Tailwind

colors: {
  custom: {
    50: '#576183',
    500: '#0b2852',
    950: '#000000',
  },
}

SCSS

$custom: #0b2852;
$custom-light: #576183;
$custom-dark: #000000;

JSON

{
  "hex": "#0b2852",
  "rgb": {
    "r": 11,
    "g": 40,
    "b": 82
  },
  "hsl": {
    "h": 215.493,
    "s": 76.344,
    "l": 18.235
  },
  "oklch": {
    "l": 0.28223,
    "c": 0.08421,
    "h": 258.2
  },
  "luminance": 0.02198
}

Semantic roles & 50–950 ramp

primary

#0B2852

secondary

#8E652B

accent

#A535F3

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04050A

muted

#79797C

Preview Lab

Preview with #0B2852

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

Preview Lab → · Contrast checker → · Palette generator →