#28216E#28216E

#28216E is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.0% C 0.128 H 280.0°. Best body text is #FFFFFF at 13.70:1 contrast (WCAG AA passes).

Color values

HEX	#28216E
RGB	rgb(40, 33, 110)
HSL	hsl(245, 54%, 28%)
HSV	hsv(245, 70%, 43%)
CMYK	cmyk(63.6%, 70%, 0%, 56.9%)
CIE-LAB	lab(18.65, 27.89, -43.65)
CIE-LCH	lch(18.65, 51.80, 302.57°)
OKLab	oklab(31.05% 0.0222 -0.1257)
OKLCH	oklch(31.05% 0.128 280)
XYZ	xyz(4.2325, 2.6643, 15.0401)
Luminance	0.0267 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28216E #676E21

analogous

#21406E #28216E #4E216E

triadic

#28216E #6E2821 #216E28

tetradic

#28216E #6E2140 #676E21 #216E4E

square

#28216E #6E2140 #676E21 #216E4E

split-complementary

#28216E #6E4E21 #406E21

monochromatic

#090718 #17133F #28216E #392F9D #4F43C7

Accessibility & contrast

On white

13.70

#28216E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#28216E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28216E

13.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28216E	#FFFFFF	#000000	##FFFFFF
##28216E	1.00	13.70	1.53	13.70
#FFFFFF	13.70	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003070

Deuteranopia (green-blind)

#002A6D

Tritanopia (blue-blind)

#003544

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #28216e;
/* rgb */ color: rgb(40, 33, 110);
/* oklch */ color: oklch(31.0% 0.128 280.0);

Tailwind

colors: {
  custom: {
    50: '#6b5d98',
    500: '#28216e',
    950: '#000000',
  },
}

SCSS

$custom: #28216e;
$custom-light: #6b5d98;
$custom-dark: #000000;

JSON

{
  "hex": "#28216e",
  "rgb": {
    "r": 40,
    "g": 33,
    "b": 110
  },
  "hsl": {
    "h": 245.455,
    "s": 53.846,
    "l": 28.039
  },
  "oklch": {
    "l": 0.31045,
    "c": 0.12768,
    "h": 280
  },
  "luminance": 0.02665
}

Semantic roles & 50–950 ramp

primary

#28216E

secondary

#9AA249

accent

#DD4BD0

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #28216E

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

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