#403ECF#403ECF

#403ECF is a mid, highly saturated blue. Relative luminance 0.090; OKLCH L 46.8% C 0.215 H 274.8°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#403ECF
RGB	rgb(64, 62, 207)
HSL	hsl(241, 60%, 53%)
HSV	hsv(241, 70%, 81%)
CMYK	cmyk(69.1%, 70%, 0%, 18.8%)
CIE-LAB	lab(36.06, 46.38, -74.18)
CIE-LCH	lch(36.06, 87.49, 302.02°)
OKLab	oklab(46.83% 0.0181 -0.2144)
OKLCH	oklch(46.83% 0.215 274.8)
XYZ	xyz(15.0957, 9.0388, 59.9685)
Luminance	0.0904 (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

#403ECF #CDCF3E

analogous

#3E84CF #403ECF #893ECF

triadic

#403ECF #CF403E #3ECF40

tetradic

#403ECF #CF3E84 #CDCF3E #3ECF89

square

#403ECF #CF3E84 #CDCF3E #3ECF89

split-complementary

#403ECF #CF893E #84CF3E

monochromatic

#1E1D75 #2B29A6 #403ECF #716FDB #A1A0E7

Accessibility & contrast

On white

7.48

#403ECF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#403ECF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403ECF

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403ECF	#FFFFFF	#000000	##FFFFFF
##403ECF	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BD3

Deuteranopia (green-blind)

#004ECC

Tritanopia (blue-blind)

#006682

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #403ecf;
/* rgb */ color: rgb(64, 62, 207);
/* oklch */ color: oklch(46.8% 0.215 274.8);

Tailwind

colors: {
  custom: {
    50: '#8874df',
    500: '#403ecf',
    950: '#000000',
  },
}

SCSS

$custom: #403ecf;
$custom-light: #8874df;
$custom-dark: #000000;

JSON

{
  "hex": "#403ecf",
  "rgb": {
    "r": 64,
    "g": 62,
    "b": 207
  },
  "hsl": {
    "h": 240.828,
    "s": 60.166,
    "l": 52.745
  },
  "oklch": {
    "l": 0.46832,
    "c": 0.21516,
    "h": 274.8
  },
  "luminance": 0.0904
}

Semantic roles & 50–950 ramp

primary

#403ECF

secondary

#D3D495

accent

#E344E1

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #403ECF

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

Preview Lab → · Contrast checker → · Palette generator →