#282591#282591

#282591 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.3% C 0.170 H 274.5°. Best body text is #FFFFFF at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#282591
RGB	rgb(40, 37, 145)
HSL	hsl(242, 59%, 36%)
HSV	hsv(242, 74%, 57%)
CMYK	cmyk(72.4%, 74.5%, 0%, 43.1%)
CIE-LAB	lab(23.06, 37.62, -58.57)
CIE-LCH	lch(23.06, 69.61, 302.72°)
OKLab	oklab(35.28% 0.0134 -0.1694)
OKLCH	oklch(35.28% 0.17 274.5)
XYZ	xyz(6.6458, 3.8179, 27.1693)
Luminance	0.0382 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282591 #8E9125

analogous

#255891 #282591 #5E2591

triadic

#282591 #912825 #259128

tetradic

#282591 #912558 #8E9125 #25915E

square

#282591 #912558 #8E9125 #25915E

split-complementary

#282591 #915E25 #589125

monochromatic

#0D0C2F #1B1960 #282591 #3531C2 #5F5BD5

Accessibility & contrast

On white

11.91

#282591 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#282591 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282591

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282591	#FFFFFF	#000000	##FFFFFF
##282591	1.00	11.91	1.76	11.91
#FFFFFF	11.91	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C94

Deuteranopia (green-blind)

#00328F

Tritanopia (blue-blind)

#004459

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #282591;
/* rgb */ color: rgb(40, 37, 145);
/* oklch */ color: oklch(35.3% 0.170 274.5);

Tailwind

colors: {
  custom: {
    50: '#7361b2',
    500: '#282591',
    950: '#000000',
  },
}

SCSS

$custom: #282591;
$custom-light: #7361b2;
$custom-dark: #000000;

JSON

{
  "hex": "#282591",
  "rgb": {
    "r": 40,
    "g": 37,
    "b": 145
  },
  "hsl": {
    "h": 241.667,
    "s": 59.341,
    "l": 35.686
  },
  "oklch": {
    "l": 0.35275,
    "c": 0.16989,
    "h": 274.5
  },
  "luminance": 0.03819
}

Semantic roles & 50–950 ramp

primary

#282591

secondary

#B7BA58

accent

#E345DE

background

#F7F5FB

surface

#EDEAF6

border

#C8C6D0

text

#090511

muted

#7B7980

Preview Lab

Preview with #282591

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

Preview Lab → · Contrast checker → · Palette generator →