#6370DF#6370DF

#6370DF is a mid, vivid blue. Relative luminance 0.196; OKLCH L 59.1% C 0.167 H 275.0°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#6370DF
RGB	rgb(99, 112, 223)
HSL	hsl(234, 66%, 63%)
HSV	hsv(234, 56%, 87%)
CMYK	cmyk(55.6%, 49.8%, 0%, 12.5%)
CIE-LAB	lab(51.34, 26.87, -58.37)
CIE-LCH	lch(51.34, 64.26, 294.72°)
OKLab	oklab(59.09% 0.0147 -0.1668)
OKLCH	oklch(59.09% 0.167 275)
XYZ	xyz(24.2547, 19.5670, 72.2964)
Luminance	0.1957 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6370DF #DFD263

analogous

#63AEDF #6370DF #9463DF

triadic

#6370DF #DF6370 #70DF63

tetradic

#6370DF #DF63AE #DFD263 #63DF94

square

#6370DF #DF63AE #DFD263 #63DF94

split-complementary

#6370DF #DF9463 #AEDF63

monochromatic

#2230A6 #3041D5 #6370DF #969FE9 #C9CDF4

Accessibility & contrast

On white

4.27

#6370DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#6370DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6370DF

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6370DF	#FFFFFF	#000000	##000000
##6370DF	1.00	4.27	4.91	4.91
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3780E3

Deuteranopia (green-blind)

#2375DD

Tritanopia (blue-blind)

#1D899D

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #6370df;
/* rgb */ color: rgb(99, 112, 223);
/* oklch */ color: oklch(59.1% 0.167 275.0);

Tailwind

colors: {
  custom: {
    50: '#9998ea',
    500: '#6370df',
    950: '#000000',
  },
}

SCSS

$custom: #6370df;
$custom-light: #9998ea;
$custom-dark: #000000;

JSON

{
  "hex": "#6370df",
  "rgb": {
    "r": 99,
    "g": 112,
    "b": 223
  },
  "hsl": {
    "h": 233.71,
    "s": 65.957,
    "l": 63.137
  },
  "oklch": {
    "l": 0.59089,
    "c": 0.16741,
    "h": 275
  },
  "luminance": 0.19569
}

Semantic roles & 50–950 ramp

primary

#6370DF

secondary

#E5E0B9

accent

#BB18CE

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0D16

muted

#7E7E84

Preview Lab

Preview with #6370DF

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

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