#281D53#281D53

#281D53 is a dark, moderate violet. Relative luminance 0.020; OKLCH L 27.8% C 0.094 H 288.1°. Best body text is #FFFFFF at 15.10:1 contrast (WCAG AA passes).

Color values

HEX	#281D53
RGB	rgb(40, 29, 83)
HSL	hsl(252, 48%, 22%)
HSV	hsv(252, 65%, 33%)
CMYK	cmyk(51.8%, 65.1%, 0%, 67.5%)
CIE-LAB	lab(15.25, 21.12, -31.29)
CIE-LCH	lch(15.25, 37.75, 304.01°)
OKLab	oklab(27.82% 0.0292 -0.0894)
OKLCH	oklch(27.82% 0.094 288.1)
XYZ	xyz(2.8753, 1.9543, 8.4076)
Luminance	0.0195 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 8.38

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281D53 #48531D

analogous

#1D2D53 #281D53 #431D53

triadic

#281D53 #53281D #1D5328

tetradic

#281D53 #531D2D #48531D #1D5343

square

#281D53 #531D2D #48531D #1D5343

split-complementary

#281D53 #53431D #2D531D

monochromatic

#0B0817 #120D26 #281D53 #3E2D80 #543DAE

Accessibility & contrast

On white

15.10

#281D53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#281D53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281D53

15.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281D53	#FFFFFF	#000000	##FFFFFF
##281D53	1.00	15.10	1.39	15.10
#FFFFFF	15.10	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002755

Deuteranopia (green-blind)

#002552

Tritanopia (blue-blind)

#1A2934

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #281d53;
/* rgb */ color: rgb(40, 29, 83);
/* oklch */ color: oklch(27.8% 0.094 288.1);

Tailwind

colors: {
  custom: {
    50: '#665984',
    500: '#281d53',
    950: '#000000',
  },
}

SCSS

$custom: #281d53;
$custom-light: #665984;
$custom-dark: #000000;

JSON

{
  "hex": "#281d53",
  "rgb": {
    "r": 40,
    "g": 29,
    "b": 83
  },
  "hsl": {
    "h": 252.222,
    "s": 48.214,
    "l": 21.961
  },
  "oklch": {
    "l": 0.27821,
    "c": 0.09409,
    "h": 288.1
  },
  "luminance": 0.01954
}

Semantic roles & 50–950 ramp

primary

#281D53

secondary

#7A8844

accent

#D850BC

background

#F6F5F8

surface

#EBE9EF

border

#C6C5CA

text

#06030B

muted

#7A787C

Preview Lab

Preview with #281D53

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

Preview Lab → · Contrast checker → · Palette generator →