#28219E#28219E

#28219E is a dark, vivid blue. Relative luminance 0.040; OKLCH L 36.1% C 0.190 H 273.8°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#28219E
RGB	rgb(40, 33, 158)
HSL	hsl(243, 65%, 37%)
HSV	hsv(243, 79%, 62%)
CMYK	cmyk(74.7%, 79.1%, 0%, 38%)
CIE-LAB	lab(23.69, 44.21, -65.52)
CIE-LCH	lch(23.69, 79.04, 304.01°)
OKLab	oklab(36.14% 0.0126 -0.1895)
OKLCH	oklch(36.14% 0.19 273.8)
XYZ	xyz(7.5884, 4.0067, 32.7146)
Luminance	0.0401 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28219E #979E21

analogous

#21599E #28219E #67219E

triadic

#28219E #9E2821 #219E28

tetradic

#28219E #9E2159 #979E21 #219E67

square

#28219E #9E2159 #979E21 #219E67

split-complementary

#28219E #9E6721 #599E21

monochromatic

#0E0C39 #1B166B #28219E #352CD1 #645CDD

Accessibility & contrast

On white

11.66

#28219E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#28219E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28219E

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28219E	#FFFFFF	#000000	##FFFFFF
##28219E	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EA2

Deuteranopia (green-blind)

#00329C

Tritanopia (blue-blind)

#00475F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #28219e;
/* rgb */ color: rgb(40, 33, 158);
/* oklch */ color: oklch(36.1% 0.190 273.8);

Tailwind

colors: {
  custom: {
    50: '#765fbc',
    500: '#28219e',
    950: '#000000',
  },
}

SCSS

$custom: #28219e;
$custom-light: #765fbc;
$custom-dark: #000000;

JSON

{
  "hex": "#28219e",
  "rgb": {
    "r": 40,
    "g": 33,
    "b": 158
  },
  "hsl": {
    "h": 243.36,
    "s": 65.445,
    "l": 37.451
  },
  "oklch": {
    "l": 0.36144,
    "c": 0.18996,
    "h": 273.8
  },
  "luminance": 0.04007
}

Semantic roles & 50–950 ramp

primary

#28219E

secondary

#BCC159

accent

#E83FDF

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #28219E

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

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