#4337D0#4337D0

#4337D0 is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 46.1% C 0.223 H 276.6°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#4337D0
RGB	rgb(67, 55, 208)
HSL	hsl(245, 62%, 52%)
HSV	hsv(245, 74%, 82%)
CMYK	cmyk(67.8%, 73.6%, 0%, 18.4%)
CIE-LAB	lab(34.96, 50.92, -76.57)
CIE-LCH	lch(34.96, 91.95, 303.63°)
OKLab	oklab(46.13% 0.0257 -0.2212)
OKLCH	oklch(46.13% 0.223 276.6)
XYZ	xyz(15.0624, 8.4784, 60.5050)
Luminance	0.0848 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.21

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4337D0 #C4D037

analogous

#3778D0 #4337D0 #9037D0

triadic

#4337D0 #D04337 #37D043

tetradic

#4337D0 #D03778 #C4D037 #37D090

square

#4337D0 #D03778 #C4D037 #37D090

split-complementary

#4337D0 #D09037 #78D037

monochromatic

#221B72 #3026A3 #4337D0 #7269DC #A09AE7

Accessibility & contrast

On white

7.79

#4337D0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#4337D0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4337D0

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4337D0	#FFFFFF	#000000	##FFFFFF
##4337D0	1.00	7.79	2.70	7.79
#FFFFFF	7.79	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059D4

Deuteranopia (green-blind)

#004CCD

Tritanopia (blue-blind)

#006381

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4337d0;
/* rgb */ color: rgb(67, 55, 208);
/* oklch */ color: oklch(46.1% 0.223 276.6);

Tailwind

colors: {
  custom: {
    50: '#8a70e0',
    500: '#4337d0',
    950: '#000000',
  },
}

SCSS

$custom: #4337d0;
$custom-light: #8a70e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4337d0",
  "rgb": {
    "r": 67,
    "g": 55,
    "b": 208
  },
  "hsl": {
    "h": 244.706,
    "s": 61.943,
    "l": 51.569
  },
  "oklch": {
    "l": 0.46131,
    "c": 0.22273,
    "h": 276.6
  },
  "luminance": 0.0848
}

Semantic roles & 50–950 ramp

primary

#4337D0

secondary

#CED390

accent

#E543D8

background

#F9F6FD

surface

#F2ECFB

border

#CCC7D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4337D0

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

Preview Lab → · Contrast checker → · Palette generator →