#6399E2#6399E2

#6399E2 is a light, vivid cyan. Relative luminance 0.309; OKLCH L 67.7% C 0.123 H 256.3°. Best body text is #000000 at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#6399E2
RGB	rgb(99, 153, 226)
HSL	hsl(214, 69%, 64%)
HSV	hsv(214, 56%, 89%)
CMYK	cmyk(56.2%, 32.3%, 0%, 11.4%)
CIE-LAB	lab(62.44, 3.29, -42.41)
CIE-LCH	lch(62.44, 42.53, 274.44°)
OKLab	oklab(67.68% -0.0292 -0.1196)
OKLCH	oklch(67.68% 0.123 256.3)
XYZ	xyz(30.2595, 30.9236, 76.3110)
Luminance	0.3093 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6399E2 #E2AC63

analogous

#63D9E2 #6399E2 #6C63E2

triadic

#6399E2 #E26399 #99E263

tetradic

#6399E2 #E263D9 #E2AC63 #63E26C

square

#6399E2 #E263D9 #E2AC63 #63E26C

split-complementary

#6399E2 #E26C63 #D9E263

monochromatic

#205BAB #2F77D8 #6399E2 #97BBEC #CADCF5

Accessibility & contrast

On white

2.92

#6399E2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.19

#6399E2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #6399E2

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6399E2	#FFFFFF	#000000	##000000
##6399E2	1.00	2.92	7.19	7.19
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.19	21.00	1.00	1.00
##000000	7.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B9EE5

Deuteranopia (green-blind)

#6B91E0

Tritanopia (blue-blind)

#00A9B3

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #6399e2;
/* rgb */ color: rgb(99, 153, 226);
/* oklch */ color: oklch(67.7% 0.123 256.3);

Tailwind

colors: {
  custom: {
    50: '#98b6eb',
    500: '#6399e2',
    950: '#000000',
  },
}

SCSS

$custom: #6399e2;
$custom-light: #98b6eb;
$custom-dark: #000000;

JSON

{
  "hex": "#6399e2",
  "rgb": {
    "r": 99,
    "g": 153,
    "b": 226
  },
  "hsl": {
    "h": 214.488,
    "s": 68.649,
    "l": 63.725
  },
  "oklch": {
    "l": 0.67678,
    "c": 0.12314,
    "h": 256.3
  },
  "luminance": 0.30926
}

Semantic roles & 50–950 ramp

primary

#6399E2

secondary

#E7D4BA

accent

#8115D1

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #6399E2

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

Preview Lab → · Contrast checker → · Palette generator →