#6370F5#6370F5

#6370F5 is a mid, vivid blue. Relative luminance 0.208; OKLCH L 60.6% C 0.197 H 274.7°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#6370F5
RGB	rgb(99, 112, 245)
HSL	hsl(235, 88%, 67%)
HSV	hsv(235, 60%, 96%)
CMYK	cmyk(59.6%, 54.3%, 0%, 3.9%)
CIE-LAB	lab(52.76, 33.96, -68.40)
CIE-LCH	lch(52.76, 76.37, 296.41°)
OKLab	oklab(60.61% 0.0161 -0.1963)
OKLCH	oklch(60.61% 0.197 274.7)
XYZ	xyz(27.4158, 20.8314, 88.9446)
Luminance	0.2083 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6370F5 #F5E863

analogous

#63B9F5 #6370F5 #9F63F5

triadic

#6370F5 #F56370 #70F563

tetradic

#6370F5 #F563B9 #F5E863 #63F59F

square

#6370F5 #F563B9 #F5E863 #63F59F

split-complementary

#6370F5 #F59F63 #B9F563

monochromatic

#0D1FD0 #293BF1 #6370F5 #9DA5F9 #D6D9FC

Accessibility & contrast

On white

4.06

#6370F5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#6370F5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6370F5

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6370F5	#FFFFFF	#000000	##000000
##6370F5	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0884FA

Deuteranopia (green-blind)

#0078F2

Tritanopia (blue-blind)

#008FA8

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #6370f5;
/* rgb */ color: rgb(99, 112, 245);
/* oklch */ color: oklch(60.6% 0.197 274.7);

Tailwind

colors: {
  custom: {
    50: '#9c99f9',
    500: '#6370f5',
    950: '#000000',
  },
}

SCSS

$custom: #6370f5;
$custom-light: #9c99f9;
$custom-dark: #000000;

JSON

{
  "hex": "#6370f5",
  "rgb": {
    "r": 99,
    "g": 112,
    "b": 245
  },
  "hsl": {
    "h": 234.658,
    "s": 87.952,
    "l": 67.451
  },
  "oklch": {
    "l": 0.60609,
    "c": 0.19692,
    "h": 274.7
  },
  "luminance": 0.20834
}

Semantic roles & 50–950 ramp

primary

#6370F5

secondary

#F1EDC3

accent

#D001E5

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0D17

muted

#7F7E85

Preview Lab

Preview with #6370F5

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

Preview Lab → · Contrast checker → · Palette generator →