#281666#281666

#281666 is a dark, vivid violet. Relative luminance 0.020; OKLCH L 28.5% C 0.130 H 284.9°. Best body text is #FFFFFF at 15.03:1 contrast (WCAG AA passes).

Color values

HEX	#281666
RGB	rgb(40, 22, 102)
HSL	hsl(254, 65%, 24%)
HSV	hsv(254, 78%, 40%)
CMYK	cmyk(60.8%, 78.4%, 0%, 60%)
CIE-LAB	lab(15.40, 31.93, -43.74)
CIE-LCH	lch(15.40, 54.15, 306.13°)
OKLab	oklab(28.49% 0.0335 -0.126)
OKLCH	oklch(28.49% 0.13 284.9)
XYZ	xyz(3.5595, 1.9840, 12.7632)
Luminance	0.0198 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281666 #546616

analogous

#162C66 #281666 #501666

triadic

#281666 #662816 #166628

tetradic

#281666 #66162C #546616 #166650

square

#281666 #66162C #546616 #166650

split-complementary

#281666 #665016 #2C6616

monochromatic

#0A0519 #140B34 #281666 #3C2198 #4F2CCB

Accessibility & contrast

On white

15.03

#281666 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#281666 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281666

15.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281666	#FFFFFF	#000000	##FFFFFF
##281666	1.00	15.03	1.40	15.03
#FFFFFF	15.03	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002968

Deuteranopia (green-blind)

#002465

Tritanopia (blue-blind)

#072C3D

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #281666;
/* rgb */ color: rgb(40, 22, 102);
/* oklch */ color: oklch(28.5% 0.130 284.9);

Tailwind

colors: {
  custom: {
    50: '#6a5592',
    500: '#281666',
    950: '#000000',
  },
}

SCSS

$custom: #281666;
$custom-light: #6a5592;
$custom-dark: #000000;

JSON

{
  "hex": "#281666",
  "rgb": {
    "r": 40,
    "g": 22,
    "b": 102
  },
  "hsl": {
    "h": 253.5,
    "s": 64.516,
    "l": 24.314
  },
  "oklch": {
    "l": 0.28485,
    "c": 0.13033,
    "h": 284.9
  },
  "luminance": 0.01984
}

Semantic roles & 50–950 ramp

primary

#281666

secondary

#879D3B

accent

#E840C2

background

#F6F5F9

surface

#ECE9F1

border

#C7C5CB

text

#07030D

muted

#7A787E

Preview Lab

Preview with #281666

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

Preview Lab → · Contrast checker → · Palette generator →