#403AC3#403AC3

#403AC3 is a mid, highly saturated blue. Relative luminance 0.081; OKLCH L 45.1% C 0.205 H 276.3°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#403AC3
RGB	rgb(64, 58, 195)
HSL	hsl(243, 54%, 50%)
HSV	hsv(243, 70%, 76%)
CMYK	cmyk(67.2%, 70.3%, 0%, 23.5%)
CIE-LAB	lab(34.10, 44.78, -70.42)
CIE-LCH	lch(34.10, 83.45, 302.45°)
OKLab	oklab(45.08% 0.0224 -0.2034)
OKLCH	oklch(45.08% 0.205 276.3)
XYZ	xyz(13.4745, 8.0550, 52.4639)
Luminance	0.0806 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#403AC3 #BDC33A

analogous

#3A78C3 #403AC3 #853AC3

triadic

#403AC3 #C3403A #3AC340

tetradic

#403AC3 #C33A78 #BDC33A #3AC385

square

#403AC3 #C33A78 #BDC33A #3AC385

split-complementary

#403AC3 #C3853A #78C33A

monochromatic

#211E65 #312C94 #403AC3 #6D68D2 #9A97E0

Accessibility & contrast

On white

8.04

#403AC3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#403AC3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403AC3

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403AC3	#FFFFFF	#000000	##FFFFFF
##403AC3	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056C7

Deuteranopia (green-blind)

#004AC0

Tritanopia (blue-blind)

#00607A

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #403ac3;
/* rgb */ color: rgb(64, 58, 195);
/* oklch */ color: oklch(45.1% 0.205 276.3);

Tailwind

colors: {
  custom: {
    50: '#8671d6',
    500: '#403ac3',
    950: '#000000',
  },
}

SCSS

$custom: #403ac3;
$custom-light: #8671d6;
$custom-dark: #000000;

JSON

{
  "hex": "#403ac3",
  "rgb": {
    "r": 64,
    "g": 58,
    "b": 195
  },
  "hsl": {
    "h": 242.628,
    "s": 54.15,
    "l": 49.608
  },
  "oklch": {
    "l": 0.45085,
    "c": 0.20463,
    "h": 276.3
  },
  "luminance": 0.08056
}

Semantic roles & 50–950 ramp

primary

#403AC3

secondary

#C9CC8D

accent

#DE4AD7

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0D0814

muted

#7D7B83

Preview Lab

Preview with #403AC3

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

Preview Lab → · Contrast checker → · Palette generator →