#281681#281681

#281681 is a dark, vivid violet. Relative luminance 0.026; OKLCH L 31.5% C 0.164 H 278.9°. Best body text is #FFFFFF at 13.80:1 contrast (WCAG AA passes).

Color values

HEX	#281681
RGB	rgb(40, 22, 129)
HSL	hsl(250, 71%, 30%)
HSV	hsv(250, 83%, 51%)
CMYK	cmyk(69%, 82.9%, 0%, 49.4%)
CIE-LAB	lab(18.41, 40.57, -56.23)
CIE-LCH	lch(18.41, 69.34, 305.81°)
OKLab	oklab(31.48% 0.0254 -0.1624)
OKLCH	oklch(31.48% 0.164 278.9)
XYZ	xyz(5.1232, 2.6095, 20.9983)
Luminance	0.0261 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281681 #6F8116

analogous

#163A81 #281681 #5D1681

triadic

#281681 #812816 #168128

tetradic

#281681 #81163A #6F8116 #16815D

square

#281681 #81163A #6F8116 #16815D

split-complementary

#281681 #815D16 #3A8116

monochromatic

#08041A #180D4D #281681 #381FB5 #5135DD

Accessibility & contrast

On white

13.80

#281681 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#281681 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281681

13.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281681	#FFFFFF	#000000	##FFFFFF
##281681	1.00	13.80	1.52	13.80
#FFFFFF	13.80	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003184

Deuteranopia (green-blind)

#00297F

Tritanopia (blue-blind)

#00374C

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #281681;
/* rgb */ color: rgb(40, 22, 129);
/* oklch */ color: oklch(31.5% 0.164 278.9);

Tailwind

colors: {
  custom: {
    50: '#7057a7',
    500: '#281681',
    950: '#000000',
  },
}

SCSS

$custom: #281681;
$custom-light: #7057a7;
$custom-dark: #000000;

JSON

{
  "hex": "#281681",
  "rgb": {
    "r": 40,
    "g": 22,
    "b": 129
  },
  "hsl": {
    "h": 250.093,
    "s": 70.861,
    "l": 29.608
  },
  "oklch": {
    "l": 0.31479,
    "c": 0.16437,
    "h": 278.9
  },
  "luminance": 0.0261
}

Semantic roles & 50–950 ramp

primary

#281681

secondary

#A1B63D

accent

#EE3ACF

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090310

muted

#7B787F

Preview Lab

Preview with #281681

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

Preview Lab → · Contrast checker → · Palette generator →