#281A63#281A63

#281A63 is a dark, vivid violet. Relative luminance 0.021; OKLCH L 28.8% C 0.121 H 284.6°. Best body text is #FFFFFF at 14.81:1 contrast (WCAG AA passes).

Color values

HEX	#281A63
RGB	rgb(40, 26, 99)
HSL	hsl(252, 58%, 25%)
HSV	hsv(252, 74%, 39%)
CMYK	cmyk(59.6%, 73.7%, 0%, 61.2%)
CIE-LAB	lab(15.96, 28.54, -40.85)
CIE-LCH	lch(15.96, 49.83, 304.94°)
OKLab	oklab(28.78% 0.0306 -0.1175)
OKLCH	oklch(28.78% 0.121 284.6)
XYZ	xyz(3.4959, 2.0906, 12.0213)
Luminance	0.0209 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281A63 #55631A

analogous

#1A3163 #281A63 #4D1A63

triadic

#281A63 #63281A #1A6328

tetradic

#281A63 #631A31 #55631A #1A634D

square

#281A63 #631A31 #55631A #1A634D

split-complementary

#281A63 #634D1A #31631A

monochromatic

#0A0618 #140D33 #281A63 #3C2793 #4F33C4

Accessibility & contrast

On white

14.81

#281A63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#281A63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281A63

14.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281A63	#FFFFFF	#000000	##FFFFFF
##281A63	1.00	14.81	1.42	14.81
#FFFFFF	14.81	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A65

Deuteranopia (green-blind)

#002562

Tritanopia (blue-blind)

#0C2D3C

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #281a63;
/* rgb */ color: rgb(40, 26, 99);
/* oklch */ color: oklch(28.8% 0.121 284.6);

Tailwind

colors: {
  custom: {
    50: '#695890',
    500: '#281a63',
    950: '#000000',
  },
}

SCSS

$custom: #281a63;
$custom-light: #695890;
$custom-dark: #000000;

JSON

{
  "hex": "#281a63",
  "rgb": {
    "r": 40,
    "g": 26,
    "b": 99
  },
  "hsl": {
    "h": 251.507,
    "s": 58.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.28784,
    "c": 0.12143,
    "h": 284.6
  },
  "luminance": 0.02091
}

Semantic roles & 50–950 ramp

primary

#281A63

secondary

#889940

accent

#E246C4

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#07030D

muted

#7A787D

Preview Lab

Preview with #281A63

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

Preview Lab → · Contrast checker → · Palette generator →