#28249E#28249E

#28249E is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.5% C 0.187 H 273.5°. Best body text is #FFFFFF at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#28249E
RGB	rgb(40, 36, 158)
HSL	hsl(242, 63%, 38%)
HSV	hsv(242, 77%, 62%)
CMYK	cmyk(74.7%, 77.2%, 0%, 38%)
CIE-LAB	lab(24.26, 42.58, -64.58)
CIE-LCH	lch(24.26, 77.36, 303.40°)
OKLab	oklab(36.54% 0.0113 -0.1868)
OKLCH	oklch(36.54% 0.187 273.5)
XYZ	xyz(7.6754, 4.1807, 32.7436)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28249E #9A9E24

analogous

#245D9E #28249E #65249E

triadic

#28249E #9E2824 #249E28

tetradic

#28249E #9E245D #9A9E24 #249E65

square

#28249E #9E245D #9A9E24 #249E65

split-complementary

#28249E #9E6524 #5D9E24

monochromatic

#0F0D3A #1B196C #28249E #352FD0 #6561DB

Accessibility & contrast

On white

11.44

#28249E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#28249E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28249E

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28249E	#FFFFFF	#000000	##FFFFFF
##28249E	1.00	11.44	1.84	11.44
#FFFFFF	11.44	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FA1

Deuteranopia (green-blind)

#00349C

Tritanopia (blue-blind)

#004860

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #28249e;
/* rgb */ color: rgb(40, 36, 158);
/* oklch */ color: oklch(36.5% 0.187 273.5);

Tailwind

colors: {
  custom: {
    50: '#7661bc',
    500: '#28249e',
    950: '#000000',
  },
}

SCSS

$custom: #28249e;
$custom-light: #7661bc;
$custom-dark: #000000;

JSON

{
  "hex": "#28249e",
  "rgb": {
    "r": 40,
    "g": 36,
    "b": 158
  },
  "hsl": {
    "h": 241.967,
    "s": 62.887,
    "l": 38.039
  },
  "oklch": {
    "l": 0.36542,
    "c": 0.18719,
    "h": 273.5
  },
  "luminance": 0.04181
}

Semantic roles & 50–950 ramp

primary

#28249E

secondary

#BDC05E

accent

#E642E1

background

#F7F5FB

surface

#EEEAF7

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #28249E

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

Preview Lab → · Contrast checker → · Palette generator →