#403AC4#403AC4

#403AC4 is a mid, highly saturated blue. Relative luminance 0.081; OKLCH L 45.2% C 0.206 H 276.2°. Best body text is #FFFFFF at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#403AC4
RGB	rgb(64, 58, 196)
HSL	hsl(243, 54%, 50%)
HSV	hsv(243, 70%, 77%)
CMYK	cmyk(67.3%, 70.4%, 0%, 23.1%)
CIE-LAB	lab(34.19, 45.10, -70.85)
CIE-LCH	lch(34.19, 83.99, 302.48°)
OKLab	oklab(45.18% 0.0222 -0.2047)
OKLCH	oklch(45.18% 0.206 276.2)
XYZ	xyz(13.5880, 8.1004, 53.0613)
Luminance	0.0810 (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

#403AC4 #BEC43A

analogous

#3A79C4 #403AC4 #853AC4

triadic

#403AC4 #C4403A #3AC440

tetradic

#403AC4 #C43A79 #BEC43A #3AC485

square

#403AC4 #C43A79 #BEC43A #3AC485

split-complementary

#403AC4 #C4853A #79C43A

monochromatic

#211E66 #312C95 #403AC4 #6D69D3 #9B98E0

Accessibility & contrast

On white

8.01

#403AC4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#403AC4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #403AC4

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##403AC4	#FFFFFF	#000000	##FFFFFF
##403AC4	1.00	8.01	2.62	8.01
#FFFFFF	8.01	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056C8

Deuteranopia (green-blind)

#004AC1

Tritanopia (blue-blind)

#00607B

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #403ac4;
/* rgb */ color: rgb(64, 58, 196);
/* oklch */ color: oklch(45.2% 0.206 276.2);

Tailwind

colors: {
  custom: {
    50: '#8672d7',
    500: '#403ac4',
    950: '#000000',
  },
}

SCSS

$custom: #403ac4;
$custom-light: #8672d7;
$custom-dark: #000000;

JSON

{
  "hex": "#403ac4",
  "rgb": {
    "r": 64,
    "g": 58,
    "b": 196
  },
  "hsl": {
    "h": 242.609,
    "s": 54.331,
    "l": 49.804
  },
  "oklch": {
    "l": 0.45181,
    "c": 0.20586,
    "h": 276.2
  },
  "luminance": 0.08102
}

Semantic roles & 50–950 ramp

primary

#403AC4

secondary

#C9CC8E

accent

#DE4AD7

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #403AC4

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

Preview Lab → · Contrast checker → · Palette generator →