#6397FC#6397FC

#6397FC is a light, vivid blue. Relative luminance 0.318; OKLCH L 68.7% C 0.159 H 262.4°. Best body text is #000000 at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#6397FC
RGB	rgb(99, 151, 252)
HSL	hsl(220, 96%, 69%)
HSV	hsv(220, 61%, 99%)
CMYK	cmyk(60.7%, 40.1%, 0%, 1.2%)
CIE-LAB	lab(63.19, 12.84, -55.54)
CIE-LCH	lch(63.19, 57.00, 283.01°)
OKLab	oklab(68.68% -0.021 -0.158)
OKLCH	oklch(68.68% 0.159 262.4)
XYZ	xyz(33.7768, 31.8111, 96.4368)
Luminance	0.3181 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6397FC #FCC863

analogous

#63E3FC #6397FC #7C63FC

triadic

#6397FC #FC6397 #97FC63

tetradic

#6397FC #FC63E3 #FCC863 #63FC7C

square

#6397FC #FC63E3 #FCC863 #63FC7C

split-complementary

#6397FC #FC7C63 #E3FC63

monochromatic

#044FE0 #276FFB #6397FC #9FBFFD #DBE7FE

Accessibility & contrast

On white

2.85

#6397FC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.36

#6397FC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #6397FC

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6397FC	#FFFFFF	#000000	##000000
##6397FC	1.00	2.85	7.36	7.36
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.36	21.00	1.00	1.00
##000000	7.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6AA1FF

Deuteranopia (green-blind)

#5592FA

Tritanopia (blue-blind)

#00AEBD

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #6397fc;
/* rgb */ color: rgb(99, 151, 252);
/* oklch */ color: oklch(68.7% 0.159 262.4);

Tailwind

colors: {
  custom: {
    50: '#9bb5fe',
    500: '#6397fc',
    950: '#000000',
  },
}

SCSS

$custom: #6397fc;
$custom-light: #9bb5fe;
$custom-dark: #000000;

JSON

{
  "hex": "#6397fc",
  "rgb": {
    "r": 99,
    "g": 151,
    "b": 252
  },
  "hsl": {
    "h": 219.608,
    "s": 96.226,
    "l": 68.824
  },
  "oklch": {
    "l": 0.68676,
    "c": 0.1594,
    "h": 262.4
  },
  "luminance": 0.31814
}

Semantic roles & 50–950 ramp

primary

#6397FC

secondary

#F4E5C7

accent

#9800E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1118

muted

#7F8086

Preview Lab

Preview with #6397FC

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

Preview Lab → · Contrast checker → · Palette generator →