#403ACB#403ACB

#403ACB is a mid, highly saturated blue. Relative luminance 0.084; OKLCH L 45.9% C 0.214 H 275.6°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#403ACB
RGB	rgb(64, 58, 203)
HSL	hsl(242, 58%, 51%)
HSV	hsv(242, 71%, 80%)
CMYK	cmyk(68.5%, 71.4%, 0%, 20.4%)
CIE-LAB	lab(34.86, 47.36, -73.84)
CIE-LCH	lch(34.86, 87.73, 302.68°)
OKLab	oklab(45.86% 0.0211 -0.2134)
OKLCH	oklch(45.86% 0.214 275.6)
XYZ	xyz(14.4034, 8.4266, 57.3558)
Luminance	0.0843 (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

#403ACB #C5CB3A

analogous

#3A7CCB #403ACB #883ACB

triadic

#403ACB #CB403A #3ACB40

tetradic

#403ACB #CB3A7C #C5CB3A #3ACB88

square

#403ACB #CB3A7C #C5CB3A #3ACB88

split-complementary

#403ACB #CB883A #7CCB3A

monochromatic

#201D6E #2F2A9E #403ACB #6F6AD8 #9E9BE5

Accessibility & contrast

On white

7.82

#403ACB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#403ACB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403ACB

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403ACB	#FFFFFF	#000000	##FFFFFF
##403ACB	1.00	7.82	2.69	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058CF

Deuteranopia (green-blind)

#004BC8

Tritanopia (blue-blind)

#00637F

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #403acb;
/* rgb */ color: rgb(64, 58, 203);
/* oklch */ color: oklch(45.9% 0.214 275.6);

Tailwind

colors: {
  custom: {
    50: '#8872dc',
    500: '#403acb',
    950: '#000000',
  },
}

SCSS

$custom: #403acb;
$custom-light: #8872dc;
$custom-dark: #000000;

JSON

{
  "hex": "#403acb",
  "rgb": {
    "r": 64,
    "g": 58,
    "b": 203
  },
  "hsl": {
    "h": 242.483,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.45857,
    "c": 0.21443,
    "h": 275.6
  },
  "luminance": 0.08428
}

Semantic roles & 50–950 ramp

primary

#403ACB

secondary

#CED090

accent

#E146DB

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #403ACB

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

Preview Lab → · Contrast checker → · Palette generator →