#281693#281693

#281693 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.6% C 0.186 H 276.1°. Best body text is #FFFFFF at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#281693
RGB	rgb(40, 22, 147)
HSL	hsl(249, 74%, 33%)
HSV	hsv(249, 85%, 58%)
CMYK	cmyk(72.8%, 85%, 0%, 42.4%)
CIE-LAB	lab(20.56, 46.11, -63.94)
CIE-LCH	lch(20.56, 78.83, 305.80°)
OKLab	oklab(33.59% 0.0198 -0.1848)
OKLCH	oklch(33.59% 0.186 276.1)
XYZ	xyz(6.4267, 3.1309, 27.8637)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281693 #819316

analogous

#164293 #281693 #661693

triadic

#281693 #932816 #169328

tetradic

#281693 #931642 #819316 #169366

square

#281693 #931642 #819316 #169366

split-complementary

#281693 #936616 #429316

monochromatic

#0B0629 #1A0E5E #281693 #361EC8 #5841E3

Accessibility & contrast

On white

12.91

#281693 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#281693 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281693

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281693	#FFFFFF	#000000	##FFFFFF
##281693	1.00	12.91	1.63	12.91
#FFFFFF	12.91	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003796

Deuteranopia (green-blind)

#002C91

Tritanopia (blue-blind)

#003E57

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #281693;
/* rgb */ color: rgb(40, 22, 147);
/* oklch */ color: oklch(33.6% 0.186 276.1);

Tailwind

colors: {
  custom: {
    50: '#7559b4',
    500: '#281693',
    950: '#000000',
  },
}

SCSS

$custom: #281693;
$custom-light: #7559b4;
$custom-dark: #000000;

JSON

{
  "hex": "#281693",
  "rgb": {
    "r": 40,
    "g": 22,
    "b": 147
  },
  "hsl": {
    "h": 248.64,
    "s": 73.964,
    "l": 33.137
  },
  "oklch": {
    "l": 0.33593,
    "c": 0.18584,
    "h": 276.1
  },
  "luminance": 0.03132
}

Semantic roles & 50–950 ramp

primary

#281693

secondary

#B0C342

accent

#F137D6

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #281693

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

Preview Lab → · Contrast checker → · Palette generator →