#403BD8#403BD8

#403BD8 is a mid, highly saturated blue. Relative luminance 0.092; OKLCH L 47.3% C 0.229 H 274.6°. Best body text is #FFFFFF at 7.41:1 contrast (WCAG AA passes).

Color values

HEX	#403BD8
RGB	rgb(64, 59, 216)
HSL	hsl(242, 67%, 54%)
HSV	hsv(242, 73%, 85%)
CMYK	cmyk(70.4%, 72.7%, 0%, 15.3%)
CIE-LAB	lab(36.32, 50.97, -78.95)
CIE-LCH	lch(36.32, 93.97, 302.84°)
OKLab	oklab(47.28% 0.0183 -0.2283)
OKLCH	oklch(47.28% 0.229 274.6)
XYZ	xyz(16.0689, 9.1742, 65.8764)
Luminance	0.0918 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.79

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403BD8 #D3D83B

analogous

#3B85D8 #403BD8 #8F3BD8

triadic

#403BD8 #D8403B #3BD840

tetradic

#403BD8 #D83B85 #D3D83B #3BD88F

square

#403BD8 #D83B85 #D3D83B #3BD88F

split-complementary

#403BD8 #D88F3B #85D83B

monochromatic

#1D197F #2823B2 #403BD8 #726EE2 #A3A1EC

Accessibility & contrast

On white

7.41

#403BD8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#403BD8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403BD8

7.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403BD8	#FFFFFF	#000000	##FFFFFF
##403BD8	1.00	7.41	2.84	7.41
#FFFFFF	7.41	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DDD

Deuteranopia (green-blind)

#004ED5

Tritanopia (blue-blind)

#006886

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #403bd8;
/* rgb */ color: rgb(64, 59, 216);
/* oklch */ color: oklch(47.3% 0.229 274.6);

Tailwind

colors: {
  custom: {
    50: '#8a73e5',
    500: '#403bd8',
    950: '#000000',
  },
}

SCSS

$custom: #403bd8;
$custom-light: #8a73e5;
$custom-dark: #000000;

JSON

{
  "hex": "#403bd8",
  "rgb": {
    "r": 64,
    "g": 59,
    "b": 216
  },
  "hsl": {
    "h": 241.911,
    "s": 66.809,
    "l": 53.922
  },
  "oklch": {
    "l": 0.47277,
    "c": 0.22904,
    "h": 274.6
  },
  "luminance": 0.09176
}

Semantic roles & 50–950 ramp

primary

#403BD8

secondary

#D7D996

accent

#EA3EE4

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #403BD8

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

Preview Lab → · Contrast checker → · Palette generator →