#282999#282999

#282999 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.7% C 0.176 H 273.2°. Best body text is #FFFFFF at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#282999
RGB	rgb(40, 41, 153)
HSL	hsl(239, 59%, 38%)
HSV	hsv(239, 74%, 60%)
CMYK	cmyk(73.9%, 73.2%, 0%, 40%)
CIE-LAB	lab(24.75, 37.99, -60.71)
CIE-LCH	lch(24.75, 71.62, 302.04°)
OKLab	oklab(36.73% 0.0098 -0.1756)
OKLCH	oklch(36.73% 0.176 273.2)
XYZ	xyz(7.4159, 4.3362, 30.5770)
Luminance	0.0434 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282999 #999828

analogous

#286199 #282999 #5F2899

triadic

#282999 #992829 #299928

tetradic

#282999 #992861 #999828 #28995F

square

#282999 #992861 #999828 #28995F

split-complementary

#282999 #995F28 #619928

monochromatic

#0F0F38 #1B1C68 #282999 #3536CA #6566D7

Accessibility & contrast

On white

11.25

#282999 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#282999 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282999

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282999	#FFFFFF	#000000	##FFFFFF
##282999	1.00	11.25	1.87	11.25
#FFFFFF	11.25	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00409C

Deuteranopia (green-blind)

#003597

Tritanopia (blue-blind)

#00495E

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #282999;
/* rgb */ color: rgb(40, 41, 153);
/* oklch */ color: oklch(36.7% 0.176 273.2);

Tailwind

colors: {
  custom: {
    50: '#7464b8',
    500: '#282999',
    950: '#000000',
  },
}

SCSS

$custom: #282999;
$custom-light: #7464b8;
$custom-dark: #000000;

JSON

{
  "hex": "#282999",
  "rgb": {
    "r": 40,
    "g": 41,
    "b": 153
  },
  "hsl": {
    "h": 239.469,
    "s": 58.549,
    "l": 37.843
  },
  "oklch": {
    "l": 0.36733,
    "c": 0.17588,
    "h": 273.2
  },
  "luminance": 0.04337
}

Semantic roles & 50–950 ramp

primary

#282999

secondary

#BDBC60

accent

#E046E2

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0511

muted

#7C7A80

Preview Lab

Preview with #282999

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

Preview Lab → · Contrast checker → · Palette generator →