#281D5D#281D5D

#281D5D is a dark, moderate violet. Relative luminance 0.021; OKLCH L 28.7% C 0.109 H 285.1°. Best body text is #FFFFFF at 14.75:1 contrast (WCAG AA passes).

Color values

HEX	#281D5D
RGB	rgb(40, 29, 93)
HSL	hsl(250, 52%, 24%)
HSV	hsv(250, 69%, 36%)
CMYK	cmyk(57%, 68.8%, 0%, 63.5%)
CIE-LAB	lab(16.10, 24.56, -36.62)
CIE-LCH	lch(16.10, 44.10, 303.85°)
OKLab	oklab(28.72% 0.0284 -0.1051)
OKLCH	oklch(28.72% 0.109 285.1)
XYZ	xyz(3.2896, 2.1200, 10.5897)
Luminance	0.0212 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281D5D #525D1D

analogous

#1D325D #281D5D #481D5D

triadic

#281D5D #5D281D #1D5D28

tetradic

#281D5D #5D1D32 #525D1D #1D5D48

square

#281D5D #5D1D32 #525D1D #1D5D48

split-complementary

#281D5D #5D481D #325D1D

monochromatic

#0A0717 #140E2E #281D5D #3C2C8C #503ABA

Accessibility & contrast

On white

14.75

#281D5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#281D5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281D5D

14.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281D5D	#FFFFFF	#000000	##FFFFFF
##281D5D	1.00	14.75	1.42	14.75
#FFFFFF	14.75	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A5F

Deuteranopia (green-blind)

#00265C

Tritanopia (blue-blind)

#122D3A

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #281d5d;
/* rgb */ color: rgb(40, 29, 93);
/* oklch */ color: oklch(28.7% 0.109 285.1);

Tailwind

colors: {
  custom: {
    50: '#68598b',
    500: '#281d5d',
    950: '#000000',
  },
}

SCSS

$custom: #281d5d;
$custom-light: #68598b;
$custom-dark: #000000;

JSON

{
  "hex": "#281d5d",
  "rgb": {
    "r": 40,
    "g": 29,
    "b": 93
  },
  "hsl": {
    "h": 250.313,
    "s": 52.459,
    "l": 23.922
  },
  "oklch": {
    "l": 0.28718,
    "c": 0.10888,
    "h": 285.1
  },
  "luminance": 0.0212
}

Semantic roles & 50–950 ramp

primary

#281D5D

secondary

#859244

accent

#DC4CC3

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030C

muted

#7A787D

Preview Lab

Preview with #281D5D

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

Preview Lab → · Contrast checker → · Palette generator →