#281C63#281C63

#281C63 is a dark, moderate violet. Relative luminance 0.022; OKLCH L 29.1% C 0.119 H 283.9°. Best body text is #FFFFFF at 14.62:1 contrast (WCAG AA passes).

Color values

HEX	#281C63
RGB	rgb(40, 28, 99)
HSL	hsl(250, 56%, 25%)
HSV	hsv(250, 72%, 39%)
CMYK	cmyk(59.6%, 71.7%, 0%, 61.2%)
CIE-LAB	lab(16.42, 27.28, -40.10)
CIE-LCH	lch(16.42, 48.50, 304.23°)
OKLab	oklab(29.12% 0.0286 -0.1153)
OKLCH	oklch(29.12% 0.119 283.9)
XYZ	xyz(3.5418, 2.1823, 12.0366)
Luminance	0.0218 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281C63 #57631C

analogous

#1C3363 #281C63 #4C1C63

triadic

#281C63 #63281C #1C6328

tetradic

#281C63 #631C33 #57631C #1C634C

square

#281C63 #631C33 #57631C #1C634C

split-complementary

#281C63 #634C1C #33631C

monochromatic

#0A0718 #150F33 #281C63 #3B2993 #4F37C2

Accessibility & contrast

On white

14.62

#281C63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#281C63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281C63

14.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281C63	#FFFFFF	#000000	##FFFFFF
##281C63	1.00	14.62	1.44	14.62
#FFFFFF	14.62	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B65

Deuteranopia (green-blind)

#002662

Tritanopia (blue-blind)

#0B2E3D

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #281c63;
/* rgb */ color: rgb(40, 28, 99);
/* oklch */ color: oklch(29.1% 0.119 283.9);

Tailwind

colors: {
  custom: {
    50: '#695990',
    500: '#281c63',
    950: '#000000',
  },
}

SCSS

$custom: #281c63;
$custom-light: #695990;
$custom-dark: #000000;

JSON

{
  "hex": "#281c63",
  "rgb": {
    "r": 40,
    "g": 28,
    "b": 99
  },
  "hsl": {
    "h": 250.141,
    "s": 55.906,
    "l": 24.902
  },
  "oklch": {
    "l": 0.29115,
    "c": 0.11881,
    "h": 283.9
  },
  "luminance": 0.02182
}

Semantic roles & 50–950 ramp

primary

#281C63

secondary

#8A9843

accent

#DF49C6

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#07030D

muted

#7A787D

Preview Lab

Preview with #281C63

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

Preview Lab → · Contrast checker → · Palette generator →