#281583#281583

#281583 is a dark, vivid violet. Relative luminance 0.026; OKLCH L 31.6% C 0.168 H 278.7°. Best body text is #FFFFFF at 13.77:1 contrast (WCAG AA passes).

Color values

HEX	#281583
RGB	rgb(40, 21, 131)
HSL	hsl(250, 72%, 30%)
HSV	hsv(250, 84%, 51%)
CMYK	cmyk(69.5%, 84%, 0%, 48.6%)
CIE-LAB	lab(18.48, 41.67, -57.38)
CIE-LCH	lch(18.48, 70.91, 305.99°)
OKLab	oklab(31.6% 0.0253 -0.1657)
OKLCH	oklch(31.6% 0.168 278.7)
XYZ	xyz(5.2387, 2.6257, 21.6991)
Luminance	0.0263 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281583 #708315

analogous

#153983 #281583 #5F1583

triadic

#281583 #832815 #158328

tetradic

#281583 #831539 #708315 #15835F

square

#281583 #831539 #708315 #15835F

split-complementary

#281583 #835F15 #398315

monochromatic

#08041A #180D4E #281583 #381DB8 #5134DE

Accessibility & contrast

On white

13.77

#281583 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#281583 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281583

13.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281583	#FFFFFF	#000000	##FFFFFF
##281583	1.00	13.77	1.53	13.77
#FFFFFF	13.77	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003186

Deuteranopia (green-blind)

#002981

Tritanopia (blue-blind)

#00374D

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #281583;
/* rgb */ color: rgb(40, 21, 131);
/* oklch */ color: oklch(31.6% 0.168 278.7);

Tailwind

colors: {
  custom: {
    50: '#7157a8',
    500: '#281583',
    950: '#000000',
  },
}

SCSS

$custom: #281583;
$custom-light: #7157a8;
$custom-dark: #000000;

JSON

{
  "hex": "#281583",
  "rgb": {
    "r": 40,
    "g": 21,
    "b": 131
  },
  "hsl": {
    "h": 250.364,
    "s": 72.368,
    "l": 29.804
  },
  "oklch": {
    "l": 0.31597,
    "c": 0.16762,
    "h": 278.7
  },
  "luminance": 0.02626
}

Semantic roles & 50–950 ramp

primary

#281583

secondary

#A2B83C

accent

#EF39D0

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #281583

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

Preview Lab → · Contrast checker → · Palette generator →