#281858#281858

#281858 is a dark, moderate violet. Relative luminance 0.018; OKLCH L 27.4% C 0.109 H 288.6°. Best body text is #FFFFFF at 15.42:1 contrast (WCAG AA passes).

Color values

HEX	#281858
RGB	rgb(40, 24, 88)
HSL	hsl(255, 57%, 22%)
HSV	hsv(255, 73%, 35%)
CMYK	cmyk(54.5%, 72.7%, 0%, 65.5%)
CIE-LAB	lab(14.45, 26.11, -35.97)
CIE-LCH	lch(14.45, 44.44, 305.97°)
OKLab	oklab(27.38% 0.0346 -0.1032)
OKLCH	oklch(27.38% 0.109 288.6)
XYZ	xyz(2.9626, 1.8088, 9.4237)
Luminance	0.0181 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281858 #485818

analogous

#182858 #281858 #481858

triadic

#281858 #582818 #185828

tetradic

#281858 #581828 #485818 #185848

square

#281858 #581828 #485818 #185848

split-complementary

#281858 #584818 #285818

monochromatic

#0B0718 #120B28 #281858 #3E2588 #5432B8

Accessibility & contrast

On white

15.42

#281858 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#281858 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281858

15.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281858	#FFFFFF	#000000	##FFFFFF
##281858	1.00	15.42	1.36	15.42
#FFFFFF	15.42	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00265A

Deuteranopia (green-blind)

#002357

Tritanopia (blue-blind)

#172835

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #281858;
/* rgb */ color: rgb(40, 24, 88);
/* oklch */ color: oklch(27.4% 0.109 288.6);

Tailwind

colors: {
  custom: {
    50: '#675688',
    500: '#281858',
    950: '#000000',
  },
}

SCSS

$custom: #281858;
$custom-light: #675688;
$custom-dark: #000000;

JSON

{
  "hex": "#281858",
  "rgb": {
    "r": 40,
    "g": 24,
    "b": 88
  },
  "hsl": {
    "h": 255,
    "s": 57.143,
    "l": 21.961
  },
  "oklch": {
    "l": 0.27381,
    "c": 0.10884,
    "h": 288.6
  },
  "luminance": 0.01809
}

Semantic roles & 50–950 ramp

primary

#281858

secondary

#7A8F3D

accent

#E047BA

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06030B

muted

#7A787C

Preview Lab

Preview with #281858

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

Preview Lab → · Contrast checker → · Palette generator →