#6378FC#6378FC

#6378FC is a light, vivid blue. Relative luminance 0.231; OKLCH L 62.6% C 0.196 H 272.6°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#6378FC
RGB	rgb(99, 120, 252)
HSL	hsl(232, 96%, 69%)
HSV	hsv(232, 61%, 99%)
CMYK	cmyk(60.7%, 52.4%, 0%, 1.2%)
CIE-LAB	lab(55.19, 31.41, -68.37)
CIE-LCH	lch(55.19, 75.24, 294.68°)
OKLab	oklab(62.57% 0.009 -0.1961)
OKLCH	oklch(62.57% 0.196 272.6)
XYZ	xyz(29.4269, 23.1114, 94.9868)
Luminance	0.2311 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6378FC #FCE763

analogous

#63C5FC #6378FC #9B63FC

triadic

#6378FC #FC6378 #78FC63

tetradic

#6378FC #FC63C5 #FCE763 #63FC9B

square

#6378FC #FC63C5 #FCE763 #63FC9B

split-complementary

#6378FC #FC9B63 #C5FC63

monochromatic

#0423E0 #2744FB #6378FC #9FACFD #DBE0FE

Accessibility & contrast

On white

3.73

#6378FC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#6378FC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6378FC

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6378FC	#FFFFFF	#000000	##000000
##6378FC	1.00	3.73	5.62	5.62
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#248BFF

Deuteranopia (green-blind)

#007EF9

Tritanopia (blue-blind)

#0097AF

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #6378fc;
/* rgb */ color: rgb(99, 120, 252);
/* oklch */ color: oklch(62.6% 0.196 272.6);

Tailwind

colors: {
  custom: {
    50: '#9d9efe',
    500: '#6378fc',
    950: '#000000',
  },
}

SCSS

$custom: #6378fc;
$custom-light: #9d9efe;
$custom-dark: #000000;

JSON

{
  "hex": "#6378fc",
  "rgb": {
    "r": 99,
    "g": 120,
    "b": 252
  },
  "hsl": {
    "h": 231.765,
    "s": 96.226,
    "l": 68.824
  },
  "oklch": {
    "l": 0.62573,
    "c": 0.19629,
    "h": 272.6
  },
  "luminance": 0.23114
}

Semantic roles & 50–950 ramp

primary

#6378FC

secondary

#F4EEC7

accent

#C600E6

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0E18

muted

#7F7E86

Preview Lab

Preview with #6378FC

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

Preview Lab → · Contrast checker → · Palette generator →