#28215E#28215E

#28215E is a dark, moderate blue. Relative luminance 0.023; OKLCH L 29.6% C 0.104 H 283.1°. Best body text is #FFFFFF at 14.29:1 contrast (WCAG AA passes).

Color values

HEX	#28215E
RGB	rgb(40, 33, 94)
HSL	hsl(247, 48%, 25%)
HSV	hsv(247, 65%, 37%)
CMYK	cmyk(57.4%, 64.9%, 0%, 63.1%)
CIE-LAB	lab(17.21, 22.22, -35.49)
CIE-LCH	lch(17.21, 41.87, 302.05°)
OKLab	oklab(29.55% 0.0238 -0.1018)
OKLCH	oklch(29.55% 0.105 283.1)
XYZ	xyz(3.4387, 2.3468, 10.8593)
Luminance	0.0235 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28215E #575E21

analogous

#21395E #28215E #46215E

triadic

#28215E #5E2821 #215E28

tetradic

#28215E #5E2139 #575E21 #215E46

square

#28215E #5E2139 #575E21 #215E46

split-complementary

#28215E #5E4621 #395E21

monochromatic

#0A0817 #151131 #28215E #3B318B #4F41B9

Accessibility & contrast

On white

14.29

#28215E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#28215E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28215E

14.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28215E	#FFFFFF	#000000	##FFFFFF
##28215E	1.00	14.29	1.47	14.29
#FFFFFF	14.29	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C60

Deuteranopia (green-blind)

#00285D

Tritanopia (blue-blind)

#11303C

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #28215e;
/* rgb */ color: rgb(40, 33, 94);
/* oklch */ color: oklch(29.6% 0.104 283.1);

Tailwind

colors: {
  custom: {
    50: '#685c8c',
    500: '#28215e',
    950: '#000000',
  },
}

SCSS

$custom: #28215e;
$custom-light: #685c8c;
$custom-dark: #000000;

JSON

{
  "hex": "#28215e",
  "rgb": {
    "r": 40,
    "g": 33,
    "b": 94
  },
  "hsl": {
    "h": 246.885,
    "s": 48.031,
    "l": 24.902
  },
  "oklch": {
    "l": 0.29553,
    "c": 0.1045,
    "h": 283.1
  },
  "luminance": 0.02347
}

Semantic roles & 50–950 ramp

primary

#28215E

secondary

#8A9249

accent

#D850C8

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06040C

muted

#7A797D

Preview Lab

Preview with #28215E

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

Preview Lab → · Contrast checker → · Palette generator →