#282BC4#282BC4

#282BC4 is a dark, highly saturated blue. Relative luminance 0.062; OKLCH L 41.7% C 0.226 H 270.3°. Best body text is #FFFFFF at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#282BC4
RGB	rgb(40, 43, 196)
HSL	hsl(239, 66%, 46%)
HSV	hsv(239, 80%, 77%)
CMYK	cmyk(79.6%, 78.1%, 0%, 23.1%)
CIE-LAB	lab(29.82, 51.22, -78.11)
CIE-LCH	lch(29.82, 93.41, 303.25°)
OKLab	oklab(41.7% 0.0013 -0.2262)
OKLCH	oklch(41.7% 0.226 270.3)
XYZ	xyz(11.6994, 6.1631, 52.7868)
Luminance	0.0616 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282BC4 #C4C128

analogous

#2879C4 #282BC4 #7328C4

triadic

#282BC4 #C4282B #2BC428

tetradic

#282BC4 #C42879 #C4C128 #28C473

square

#282BC4 #C42879 #C4C128 #28C473

split-complementary

#282BC4 #C47328 #79C428

monochromatic

#13155E #1E2091 #282BC4 #4E51DB #8183E5

Accessibility & contrast

On white

9.41

#282BC4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#282BC4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282BC4

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282BC4	#FFFFFF	#000000	##FFFFFF
##282BC4	1.00	9.41	2.23	9.41
#FFFFFF	9.41	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EC8

Deuteranopia (green-blind)

#003EC1

Tritanopia (blue-blind)

#005A77

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #282bc4;
/* rgb */ color: rgb(40, 43, 196);
/* oklch */ color: oklch(41.7% 0.226 270.3);

Tailwind

colors: {
  custom: {
    50: '#7f67d7',
    500: '#282bc4',
    950: '#000000',
  },
}

SCSS

$custom: #282bc4;
$custom-light: #7f67d7;
$custom-dark: #000000;

JSON

{
  "hex": "#282bc4",
  "rgb": {
    "r": 40,
    "g": 43,
    "b": 196
  },
  "hsl": {
    "h": 238.846,
    "s": 66.102,
    "l": 46.275
  },
  "oklch": {
    "l": 0.41698,
    "c": 0.22622,
    "h": 270.3
  },
  "luminance": 0.06164
}

Semantic roles & 50–950 ramp

primary

#282BC4

secondary

#CECC7A

accent

#E63FE9

background

#F8F6FD

surface

#F0EBFB

border

#CBC6D4

text

#0C0615

muted

#7D7A83

Preview Lab

Preview with #282BC4

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

Preview Lab → · Contrast checker → · Palette generator →