#403EC3#403EC3

#403EC3 is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 45.7% C 0.200 H 275.7°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#403EC3
RGB	rgb(64, 62, 195)
HSL	hsl(241, 53%, 50%)
HSV	hsv(241, 68%, 76%)
CMYK	cmyk(67.2%, 68.2%, 0%, 23.5%)
CIE-LAB	lab(34.95, 42.44, -69.02)
CIE-LCH	lch(34.95, 81.02, 301.59°)
OKLab	oklab(45.7% 0.0197 -0.1993)
OKLCH	oklch(45.7% 0.2 275.7)
XYZ	xyz(13.6841, 8.4741, 52.5337)
Luminance	0.0848 (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

#403EC3 #C1C33E

analogous

#3E7FC3 #403EC3 #823EC3

triadic

#403EC3 #C3403E #3EC340

tetradic

#403EC3 #C33E7F #C1C33E #3EC382

square

#403EC3 #C33E7F #C1C33E #3EC382

split-complementary

#403EC3 #C3823E #7FC33E

monochromatic

#212067 #302E95 #403EC3 #6E6DD2 #9C9BE0

Accessibility & contrast

On white

7.79

#403EC3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#403EC3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403EC3

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403EC3	#FFFFFF	#000000	##FFFFFF
##403EC3	1.00	7.79	2.70	7.79
#FFFFFF	7.79	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C7

Deuteranopia (green-blind)

#004CC1

Tritanopia (blue-blind)

#00627B

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #403ec3;
/* rgb */ color: rgb(64, 62, 195);
/* oklch */ color: oklch(45.7% 0.200 275.7);

Tailwind

colors: {
  custom: {
    50: '#8674d6',
    500: '#403ec3',
    950: '#000000',
  },
}

SCSS

$custom: #403ec3;
$custom-light: #8674d6;
$custom-dark: #000000;

JSON

{
  "hex": "#403ec3",
  "rgb": {
    "r": 64,
    "g": 62,
    "b": 195
  },
  "hsl": {
    "h": 240.902,
    "s": 52.569,
    "l": 50.392
  },
  "oklch": {
    "l": 0.45699,
    "c": 0.20027,
    "h": 275.7
  },
  "luminance": 0.08475
}

Semantic roles & 50–950 ramp

primary

#403EC3

secondary

#CBCC91

accent

#DC4CDA

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0D0814

muted

#7D7B83

Preview Lab

Preview with #403EC3

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

Preview Lab → · Contrast checker → · Palette generator →