#282398#282398

#282398 is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.7% C 0.181 H 274.1°. Best body text is #FFFFFF at 11.77:1 contrast (WCAG AA passes).

Color values

HEX	#282398
RGB	rgb(40, 35, 152)
HSL	hsl(243, 63%, 37%)
HSV	hsv(243, 77%, 60%)
CMYK	cmyk(73.7%, 77%, 0%, 40.4%)
CIE-LAB	lab(23.40, 41.15, -62.32)
CIE-LCH	lch(23.40, 74.68, 303.43°)
OKLab	oklab(35.74% 0.013 -0.1803)
OKLCH	oklch(35.74% 0.181 274.1)
XYZ	xyz(7.1417, 3.9195, 30.0798)
Luminance	0.0392 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282398 #939823

analogous

#235998 #282398 #632398

triadic

#282398 #982823 #239828

tetradic

#282398 #982359 #939823 #239863

square

#282398 #982359 #939823 #239863

split-complementary

#282398 #986323 #599823

monochromatic

#0E0C35 #1B1866 #282398 #352ECA #615CD9

Accessibility & contrast

On white

11.77

#282398 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#282398 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282398

11.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282398	#FFFFFF	#000000	##FFFFFF
##282398	1.00	11.77	1.78	11.77
#FFFFFF	11.77	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9B

Deuteranopia (green-blind)

#003296

Tritanopia (blue-blind)

#00455C

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #282398;
/* rgb */ color: rgb(40, 35, 152);
/* oklch */ color: oklch(35.7% 0.181 274.1);

Tailwind

colors: {
  custom: {
    50: '#7560b8',
    500: '#282398',
    950: '#000000',
  },
}

SCSS

$custom: #282398;
$custom-light: #7560b8;
$custom-dark: #000000;

JSON

{
  "hex": "#282398",
  "rgb": {
    "r": 40,
    "g": 35,
    "b": 152
  },
  "hsl": {
    "h": 242.564,
    "s": 62.567,
    "l": 36.667
  },
  "oklch": {
    "l": 0.35743,
    "c": 0.18074,
    "h": 274.1
  },
  "luminance": 0.0392
}

Semantic roles & 50–950 ramp

primary

#282398

secondary

#BABE59

accent

#E642DF

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0511

muted

#7C7980

Preview Lab

Preview with #282398

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

Preview Lab → · Contrast checker → · Palette generator →