#282599#282599

#282599 is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.1% C 0.180 H 273.8°. Best body text is #FFFFFF at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#282599
RGB	rgb(40, 37, 153)
HSL	hsl(242, 61%, 37%)
HSV	hsv(242, 76%, 60%)
CMYK	cmyk(73.9%, 75.8%, 0%, 40%)
CIE-LAB	lab(23.91, 40.35, -62.09)
CIE-LCH	lch(23.91, 74.05, 303.02°)
OKLab	oklab(36.14% 0.0119 -0.1796)
OKLCH	oklch(36.14% 0.18 273.8)
XYZ	xyz(7.2845, 4.0734, 30.5332)
Luminance	0.0407 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282599 #969925

analogous

#255C99 #282599 #622599

triadic

#282599 #992825 #259928

tetradic

#282599 #99255C #969925 #259962

square

#282599 #99255C #969925 #259962

split-complementary

#282599 #996225 #5C9925

monochromatic

#0E0D36 #1B1968 #282599 #3531CA #6360D9

Accessibility & contrast

On white

11.57

#282599 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#282599 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282599

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282599	#FFFFFF	#000000	##FFFFFF
##282599	1.00	11.57	1.81	11.57
#FFFFFF	11.57	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E9C

Deuteranopia (green-blind)

#003397

Tritanopia (blue-blind)

#00475D

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #282599;
/* rgb */ color: rgb(40, 37, 153);
/* oklch */ color: oklch(36.1% 0.180 273.8);

Tailwind

colors: {
  custom: {
    50: '#7561b8',
    500: '#282599',
    950: '#000000',
  },
}

SCSS

$custom: #282599;
$custom-light: #7561b8;
$custom-dark: #000000;

JSON

{
  "hex": "#282599",
  "rgb": {
    "r": 40,
    "g": 37,
    "b": 153
  },
  "hsl": {
    "h": 241.552,
    "s": 61.053,
    "l": 37.255
  },
  "oklch": {
    "l": 0.36135,
    "c": 0.18002,
    "h": 273.8
  },
  "luminance": 0.04074
}

Semantic roles & 50–950 ramp

primary

#282599

secondary

#BBBE5C

accent

#E444E0

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #282599

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

Preview Lab → · Contrast checker → · Palette generator →