#282A99#282A99

#282A99 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.9% C 0.175 H 273.0°. Best body text is #FFFFFF at 11.16:1 contrast (WCAG AA passes).

Color values

HEX	#282A99
RGB	rgb(40, 42, 153)
HSL	hsl(239, 59%, 38%)
HSV	hsv(239, 74%, 60%)
CMYK	cmyk(73.9%, 72.5%, 0%, 40%)
CIE-LAB	lab(24.97, 37.39, -60.35)
CIE-LCH	lch(24.97, 70.99, 301.78°)
OKLab	oklab(36.89% 0.0092 -0.1746)
OKLCH	oklch(36.89% 0.175 273)
XYZ	xyz(7.4509, 4.4062, 30.5886)
Luminance	0.0441 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282A99 #999728

analogous

#286299 #282A99 #5E2899

triadic

#282A99 #99282A #2A9928

tetradic

#282A99 #992862 #999728 #28995E

square

#282A99 #992862 #999728 #28995E

split-complementary

#282A99 #995E28 #629928

monochromatic

#0F0F38 #1B1D68 #282A99 #3537CA #6567D7

Accessibility & contrast

On white

11.16

#282A99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#282A99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282A99

11.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282A99	#FFFFFF	#000000	##FFFFFF
##282A99	1.00	11.16	1.88	11.16
#FFFFFF	11.16	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419C

Deuteranopia (green-blind)

#003697

Tritanopia (blue-blind)

#00495E

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #282a99;
/* rgb */ color: rgb(40, 42, 153);
/* oklch */ color: oklch(36.9% 0.175 273.0);

Tailwind

colors: {
  custom: {
    50: '#7464b8',
    500: '#282a99',
    950: '#000000',
  },
}

SCSS

$custom: #282a99;
$custom-light: #7464b8;
$custom-dark: #000000;

JSON

{
  "hex": "#282a99",
  "rgb": {
    "r": 40,
    "g": 42,
    "b": 153
  },
  "hsl": {
    "h": 238.938,
    "s": 58.549,
    "l": 37.843
  },
  "oklch": {
    "l": 0.36889,
    "c": 0.17481,
    "h": 273
  },
  "luminance": 0.04407
}

Semantic roles & 50–950 ramp

primary

#282A99

secondary

#BDBB60

accent

#DF46E2

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0511

muted

#7C7A80

Preview Lab

Preview with #282A99

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

Preview Lab → · Contrast checker → · Palette generator →