#403EC7#403EC7

#403EC7 is a mid, highly saturated blue. Relative luminance 0.087; OKLCH L 46.1% C 0.205 H 275.4°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#403EC7
RGB	rgb(64, 62, 199)
HSL	hsl(241, 55%, 51%)
HSV	hsv(241, 69%, 78%)
CMYK	cmyk(67.8%, 68.8%, 0%, 22%)
CIE-LAB	lab(35.32, 43.76, -70.75)
CIE-LCH	lch(35.32, 83.19, 301.74°)
OKLab	oklab(46.07% 0.0192 -0.2044)
OKLCH	oklch(46.07% 0.205 275.4)
XYZ	xyz(14.1424, 8.6575, 54.9475)
Luminance	0.0866 (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

#403EC7 #C5C73E

analogous

#3E80C7 #403EC7 #843EC7

triadic

#403EC7 #C7403E #3EC740

tetradic

#403EC7 #C73E80 #C5C73E #3EC784

square

#403EC7 #C73E80 #C5C73E #3EC784

split-complementary

#403EC7 #C7843E #80C73E

monochromatic

#201F6B #2F2D9B #403EC7 #6F6DD5 #9E9DE3

Accessibility & contrast

On white

7.69

#403EC7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#403EC7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403EC7

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403EC7	#FFFFFF	#000000	##FFFFFF
##403EC7	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059CB

Deuteranopia (green-blind)

#004DC4

Tritanopia (blue-blind)

#00637E

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #403ec7;
/* rgb */ color: rgb(64, 62, 199);
/* oklch */ color: oklch(46.1% 0.205 275.4);

Tailwind

colors: {
  custom: {
    50: '#8674d9',
    500: '#403ec7',
    950: '#000000',
  },
}

SCSS

$custom: #403ec7;
$custom-light: #8674d9;
$custom-dark: #000000;

JSON

{
  "hex": "#403ec7",
  "rgb": {
    "r": 64,
    "g": 62,
    "b": 199
  },
  "hsl": {
    "h": 240.876,
    "s": 55.02,
    "l": 51.176
  },
  "oklch": {
    "l": 0.46073,
    "c": 0.20529,
    "h": 275.4
  },
  "luminance": 0.08659
}

Semantic roles & 50–950 ramp

primary

#403EC7

secondary

#CECF92

accent

#DE49DC

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #403EC7

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

Preview Lab → · Contrast checker → · Palette generator →