#281D5C#281D5C

#281D5C is a dark, moderate violet. Relative luminance 0.021; OKLCH L 28.6% C 0.107 H 285.4°. Best body text is #FFFFFF at 14.78:1 contrast (WCAG AA passes).

Color values

HEX	#281D5C
RGB	rgb(40, 29, 92)
HSL	hsl(250, 52%, 24%)
HSV	hsv(250, 68%, 36%)
CMYK	cmyk(56.5%, 68.5%, 0%, 63.9%)
CIE-LAB	lab(16.02, 24.22, -36.10)
CIE-LCH	lch(16.02, 43.47, 303.85°)
OKLab	oklab(28.63% 0.0285 -0.1036)
OKLCH	oklch(28.63% 0.107 285.4)
XYZ	xyz(3.2456, 2.1024, 10.3579)
Luminance	0.0210 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281D5C #515C1D

analogous

#1D315C #281D5C #471D5C

triadic

#281D5C #5C281D #1D5C28

tetradic

#281D5C #5C1D31 #515C1D #1D5C47

square

#281D5C #5C1D31 #515C1D #1D5C47

split-complementary

#281D5C #5C471D #315C1D

monochromatic

#0A0717 #140E2D #281D5C #3C2C8B #503AB9

Accessibility & contrast

On white

14.78

#281D5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#281D5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281D5C

14.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281D5C	#FFFFFF	#000000	##FFFFFF
##281D5C	1.00	14.78	1.42	14.78
#FFFFFF	14.78	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A5E

Deuteranopia (green-blind)

#00265B

Tritanopia (blue-blind)

#132C39

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #281d5c;
/* rgb */ color: rgb(40, 29, 92);
/* oklch */ color: oklch(28.6% 0.107 285.4);

Tailwind

colors: {
  custom: {
    50: '#68598b',
    500: '#281d5c',
    950: '#000000',
  },
}

SCSS

$custom: #281d5c;
$custom-light: #68598b;
$custom-dark: #000000;

JSON

{
  "hex": "#281d5c",
  "rgb": {
    "r": 40,
    "g": 29,
    "b": 92
  },
  "hsl": {
    "h": 250.476,
    "s": 52.066,
    "l": 23.725
  },
  "oklch": {
    "l": 0.28626,
    "c": 0.10742,
    "h": 285.4
  },
  "luminance": 0.02103
}

Semantic roles & 50–950 ramp

primary

#281D5C

secondary

#849144

accent

#DC4CC3

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030C

muted

#7A787D

Preview Lab

Preview with #281D5C

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

Preview Lab → · Contrast checker → · Palette generator →