#403DC6#403DC6

#403DC6 is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 45.8% C 0.205 H 275.6°. Best body text is #FFFFFF at 7.77:1 contrast (WCAG AA passes).

Color values

HEX	#403DC6
RGB	rgb(64, 61, 198)
HSL	hsl(241, 55%, 51%)
HSV	hsv(241, 69%, 78%)
CMYK	cmyk(67.7%, 69.2%, 0%, 22.4%)
CIE-LAB	lab(35.01, 44.02, -70.67)
CIE-LCH	lch(35.01, 83.26, 301.92°)
OKLab	oklab(45.83% 0.02 -0.2041)
OKLCH	oklch(45.83% 0.205 275.6)
XYZ	xyz(13.9728, 8.5034, 54.3201)
Luminance	0.0851 (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

#403DC6 #C3C63D

analogous

#3D7EC6 #403DC6 #843DC6

triadic

#403DC6 #C6403D #3DC640

tetradic

#403DC6 #C63D7E #C3C63D #3DC684

square

#403DC6 #C63D7E #C3C63D #3DC684

split-complementary

#403DC6 #C6843D #7EC63D

monochromatic

#211F6A #2F2D99 #403DC6 #6F6CD4 #9D9CE2

Accessibility & contrast

On white

7.77

#403DC6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#403DC6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403DC6

7.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403DC6	#FFFFFF	#000000	##FFFFFF
##403DC6	1.00	7.77	2.70	7.77
#FFFFFF	7.77	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058CA

Deuteranopia (green-blind)

#004CC3

Tritanopia (blue-blind)

#00627D

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #403dc6;
/* rgb */ color: rgb(64, 61, 198);
/* oklch */ color: oklch(45.8% 0.205 275.6);

Tailwind

colors: {
  custom: {
    50: '#8674d8',
    500: '#403dc6',
    950: '#000000',
  },
}

SCSS

$custom: #403dc6;
$custom-light: #8674d8;
$custom-dark: #000000;

JSON

{
  "hex": "#403dc6",
  "rgb": {
    "r": 64,
    "g": 61,
    "b": 198
  },
  "hsl": {
    "h": 241.314,
    "s": 54.582,
    "l": 50.784
  },
  "oklch": {
    "l": 0.45825,
    "c": 0.20513,
    "h": 275.6
  },
  "luminance": 0.08505
}

Semantic roles & 50–950 ramp

primary

#403DC6

secondary

#CCCE91

accent

#DE4ADB

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #403DC6

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

Preview Lab → · Contrast checker → · Palette generator →