#28227E#28227E

#28227E is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.8% C 0.148 H 277.3°. Best body text is #FFFFFF at 12.96:1 contrast (WCAG AA passes).

Color values

HEX	#28227E
RGB	rgb(40, 34, 126)
HSL	hsl(244, 58%, 31%)
HSV	hsv(244, 73%, 49%)
CMYK	cmyk(68.3%, 73%, 0%, 50.6%)
CIE-LAB	lab(20.44, 32.87, -50.97)
CIE-LCH	lch(20.44, 60.64, 302.82°)
OKLab	oklab(32.82% 0.0188 -0.1471)
OKLCH	oklch(32.82% 0.148 277.3)
XYZ	xyz(5.2118, 3.1011, 20.0585)
Luminance	0.0310 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28227E #787E22

analogous

#224A7E #28227E #56227E

triadic

#28227E #7E2822 #227E28

tetradic

#28227E #7E224A #787E22 #227E56

square

#28227E #7E224A #787E22 #227E56

split-complementary

#28227E #7E5622 #4A7E22

monochromatic

#09081E #19154E #28227E #372FAE #544CCF

Accessibility & contrast

On white

12.96

#28227E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#28227E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28227E

12.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28227E	#FFFFFF	#000000	##FFFFFF
##28227E	1.00	12.96	1.62	12.96
#FFFFFF	12.96	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003581

Deuteranopia (green-blind)

#002D7C

Tritanopia (blue-blind)

#003B4D

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #28227e;
/* rgb */ color: rgb(40, 34, 126);
/* oklch */ color: oklch(32.8% 0.148 277.3);

Tailwind

colors: {
  custom: {
    50: '#6e5ea4',
    500: '#28227e',
    950: '#000000',
  },
}

SCSS

$custom: #28227e;
$custom-light: #6e5ea4;
$custom-dark: #000000;

JSON

{
  "hex": "#28227e",
  "rgb": {
    "r": 40,
    "g": 34,
    "b": 126
  },
  "hsl": {
    "h": 243.913,
    "s": 57.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.32817,
    "c": 0.14835,
    "h": 277.3
  },
  "luminance": 0.03102
}

Semantic roles & 50–950 ramp

primary

#28227E

secondary

#AAB14B

accent

#E147D7

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08040F

muted

#7B797F

Preview Lab

Preview with #28227E

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

Preview Lab → · Contrast checker → · Palette generator →