#282EB3#282EB3

#282EB3 is a dark, highly saturated blue. Relative luminance 0.057; OKLCH L 40.2% C 0.203 H 270.9°. Best body text is #FFFFFF at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#282EB3
RGB	rgb(40, 46, 179)
HSL	hsl(237, 63%, 43%)
HSV	hsv(237, 78%, 70%)
CMYK	cmyk(77.7%, 74.3%, 0%, 29.8%)
CIE-LAB	lab(28.53, 43.97, -70.18)
CIE-LCH	lch(28.53, 82.82, 302.07°)
OKLab	oklab(40.24% 0.0032 -0.2032)
OKLCH	oklch(40.24% 0.203 270.9)
XYZ	xyz(9.9860, 5.6587, 43.2050)
Luminance	0.0566 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.51

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#282EB3 #B3AD28

analogous

#2873B3 #282EB3 #6728B3

triadic

#282EB3 #B3282E #2EB328

tetradic

#282EB3 #B32873 #B3AD28 #28B367

square

#282EB3 #B32873 #B3AD28 #28B367

split-complementary

#282EB3 #B36728 #73B328

monochromatic

#12144F #1D2181 #282EB3 #4349D5 #757AE0

Accessibility & contrast

On white

9.85

#282EB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#282EB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #282EB3

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##282EB3	#FFFFFF	#000000	##FFFFFF
##282EB3	1.00	9.85	2.13	9.85
#FFFFFF	9.85	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB7

Deuteranopia (green-blind)

#003CB1

Tritanopia (blue-blind)

#00556E

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #282eb3;
/* rgb */ color: rgb(40, 46, 179);
/* oklch */ color: oklch(40.2% 0.203 270.9);

Tailwind

colors: {
  custom: {
    50: '#7a68cb',
    500: '#282eb3',
    950: '#000000',
  },
}

SCSS

$custom: #282eb3;
$custom-light: #7a68cb;
$custom-dark: #000000;

JSON

{
  "hex": "#282eb3",
  "rgb": {
    "r": 40,
    "g": 46,
    "b": 179
  },
  "hsl": {
    "h": 237.41,
    "s": 63.47,
    "l": 42.941
  },
  "oklch": {
    "l": 0.40242,
    "c": 0.20326,
    "h": 270.9
  },
  "luminance": 0.0566
}

Semantic roles & 50–950 ramp

primary

#282EB3

secondary

#C8C46F

accent

#DF41E6

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #282EB3

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

Preview Lab → · Contrast checker → · Palette generator →