#6398F8#6398F8

#6398F8 is a light, vivid blue. Relative luminance 0.319; OKLCH L 68.7% C 0.153 H 261.4°. Best body text is #000000 at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#6398F8
RGB	rgb(99, 152, 248)
HSL	hsl(219, 91%, 68%)
HSV	hsv(219, 60%, 97%)
CMYK	cmyk(60.1%, 38.7%, 0%, 2.7%)
CIE-LAB	lab(63.25, 10.94, -53.26)
CIE-LCH	lch(63.25, 54.37, 281.61°)
OKLab	oklab(68.66% -0.0229 -0.1513)
OKLCH	oklch(68.66% 0.153 261.4)
XYZ	xyz(33.3112, 31.8835, 93.1874)
Luminance	0.3189 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6398F8 #F8C363

analogous

#63E2F8 #6398F8 #7863F8

triadic

#6398F8 #F86398 #98F863

tetradic

#6398F8 #F863E2 #F8C363 #63F878

square

#6398F8 #F863E2 #F8C363 #63F878

split-complementary

#6398F8 #F87863 #E2F863

monochromatic

#0A53D7 #2871F5 #6398F8 #9EBFFB #D8E5FD

Accessibility & contrast

On white

2.85

#6398F8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.38

#6398F8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #6398F8

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6398F8	#FFFFFF	#000000	##000000
##6398F8	1.00	2.85	7.38	7.38
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.38	21.00	1.00	1.00
##000000	7.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6EA1FC

Deuteranopia (green-blind)

#5A93F6

Tritanopia (blue-blind)

#00AEBC

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #6398f8;
/* rgb */ color: rgb(99, 152, 248);
/* oklch */ color: oklch(68.7% 0.153 261.4);

Tailwind

colors: {
  custom: {
    50: '#9bb5fb',
    500: '#6398f8',
    950: '#000000',
  },
}

SCSS

$custom: #6398f8;
$custom-light: #9bb5fb;
$custom-dark: #000000;

JSON

{
  "hex": "#6398f8",
  "rgb": {
    "r": 99,
    "g": 152,
    "b": 248
  },
  "hsl": {
    "h": 218.658,
    "s": 91.411,
    "l": 68.039
  },
  "oklch": {
    "l": 0.68655,
    "c": 0.15303,
    "h": 261.4
  },
  "luminance": 0.31886
}

Semantic roles & 50–950 ramp

primary

#6398F8

secondary

#F2E2C5

accent

#9400E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #6398F8

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

Preview Lab → · Contrast checker → · Palette generator →