#6374E5#6374E5

#6374E5 is a mid, vivid blue. Relative luminance 0.208; OKLCH L 60.3% C 0.170 H 273.7°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#6374E5
RGB	rgb(99, 116, 229)
HSL	hsl(232, 71%, 64%)
HSV	hsv(232, 57%, 90%)
CMYK	cmyk(56.8%, 49.3%, 0%, 10.2%)
CIE-LAB	lab(52.73, 26.36, -59.52)
CIE-LCH	lch(52.73, 65.10, 293.89°)
OKLab	oklab(60.25% 0.0111 -0.1701)
OKLCH	oklch(60.25% 0.17 273.7)
XYZ	xyz(25.5292, 20.7987, 76.7828)
Luminance	0.2080 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6374E5 #E5D463

analogous

#63B5E5 #6374E5 #9363E5

triadic

#6374E5 #E56374 #74E563

tetradic

#6374E5 #E563B5 #E5D463 #63E593

square

#6374E5 #E563B5 #E5D463 #63E593

split-complementary

#6374E5 #E59363 #B5E563

monochromatic

#1D31B0 #2F45DC #6374E5 #97A3EE #CCD1F6

Accessibility & contrast

On white

4.07

#6374E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#6374E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6374E5

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6374E5	#FFFFFF	#000000	##000000
##6374E5	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A84E9

Deuteranopia (green-blind)

#2479E3

Tritanopia (blue-blind)

#0A8EA2

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #6374e5;
/* rgb */ color: rgb(99, 116, 229);
/* oklch */ color: oklch(60.3% 0.170 273.7);

Tailwind

colors: {
  custom: {
    50: '#999bee',
    500: '#6374e5',
    950: '#000000',
  },
}

SCSS

$custom: #6374e5;
$custom-light: #999bee;
$custom-dark: #000000;

JSON

{
  "hex": "#6374e5",
  "rgb": {
    "r": 99,
    "g": 116,
    "b": 229
  },
  "hsl": {
    "h": 232.154,
    "s": 71.429,
    "l": 64.314
  },
  "oklch": {
    "l": 0.60253,
    "c": 0.17046,
    "h": 273.7
  },
  "luminance": 0.20801
}

Semantic roles & 50–950 ramp

primary

#6374E5

secondary

#E8E3BB

accent

#BA12D3

background

#FAF9FE

surface

#F3F2FD

border

#CDCCD5

text

#0F0E16

muted

#7F7E84

Preview Lab

Preview with #6374E5

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

Preview Lab → · Contrast checker → · Palette generator →