#282FA6#282FA6

#282FA6 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 39.0% C 0.186 H 271.4°. Best body text is #FFFFFF at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#282FA6
RGB	rgb(40, 47, 166)
HSL	hsl(237, 61%, 40%)
HSV	hsv(237, 76%, 65%)
CMYK	cmyk(75.9%, 71.7%, 0%, 34.9%)
CIE-LAB	lab(27.40, 38.90, -64.26)
CIE-LCH	lch(27.40, 75.11, 301.19°)
OKLab	oklab(39.03% 0.0047 -0.186)
OKLCH	oklch(39.03% 0.186 271.4)
XYZ	xyz(8.7722, 5.2364, 36.6174)
Luminance	0.0524 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282FA6 #A69F28

analogous

#286EA6 #282FA6 #6028A6

triadic

#282FA6 #A6282F #2FA628

tetradic

#282FA6 #A6286E #A69F28 #28A660

square

#282FA6 #A6286E #A69F28 #28A660

split-complementary

#282FA6 #A66028 #6EA628

monochromatic

#101343 #1C2175 #282FA6 #3B44D0 #6D73DC

Accessibility & contrast

On white

10.26

#282FA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#282FA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282FA6

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282FA6	#FFFFFF	#000000	##FFFFFF
##282FA6	1.00	10.26	2.05	10.26
#FFFFFF	10.26	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AA

Deuteranopia (green-blind)

#003BA4

Tritanopia (blue-blind)

#005067

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #282fa6;
/* rgb */ color: rgb(40, 47, 166);
/* oklch */ color: oklch(39.0% 0.186 271.4);

Tailwind

colors: {
  custom: {
    50: '#7768c2',
    500: '#282fa6',
    950: '#000000',
  },
}

SCSS

$custom: #282fa6;
$custom-light: #7768c2;
$custom-dark: #000000;

JSON

{
  "hex": "#282fa6",
  "rgb": {
    "r": 40,
    "g": 47,
    "b": 166
  },
  "hsl": {
    "h": 236.667,
    "s": 61.165,
    "l": 40.392
  },
  "oklch": {
    "l": 0.39028,
    "c": 0.18604,
    "h": 271.4
  },
  "luminance": 0.05237
}

Semantic roles & 50–950 ramp

primary

#282FA6

secondary

#C2BD67

accent

#DB44E4

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #282FA6

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

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