#64ADE3#64ADE3

#64ADE3 is a light, moderate cyan. Relative luminance 0.381; OKLCH L 72.2% C 0.108 H 242.3°. Best body text is #000000 at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#64ADE3
RGB	rgb(100, 173, 227)
HSL	hsl(206, 69%, 64%)
HSV	hsv(206, 56%, 89%)
CMYK	cmyk(55.9%, 23.8%, 0%, 11%)
CIE-LAB	lab(68.12, -7.46, -34.09)
CIE-LCH	lch(68.12, 34.89, 257.66°)
OKLab	oklab(72.17% -0.0501 -0.0954)
OKLCH	oklch(72.17% 0.108 242.3)
XYZ	xyz(34.0591, 38.1395, 78.2250)
Luminance	0.3814 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64ADE3 #E39A64

analogous

#64E3DA #64ADE3 #646EE3

triadic

#64ADE3 #E364AD #ADE364

tetradic

#64ADE3 #DA64E3 #E39A64 #6EE364

square

#64ADE3 #DA64E3 #E39A64 #6EE364

split-complementary

#64ADE3 #E3646E #E3DA64

monochromatic

#1F71AD #3092DA #64ADE3 #98C8EC #CCE4F6

Accessibility & contrast

On white

2.43

#64ADE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.63

#64ADE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64ADE3

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64ADE3	#FFFFFF	#000000	##000000
##64ADE3	1.00	2.43	8.63	8.63
#FFFFFF	2.43	1.00	21.00	21.00
#000000	8.63	21.00	1.00	1.00
##000000	8.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#95ADE6

Deuteranopia (green-blind)

#84A0E2

Tritanopia (blue-blind)

#00BABF

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #64ade3;
/* rgb */ color: rgb(100, 173, 227);
/* oklch */ color: oklch(72.2% 0.108 242.3);

Tailwind

colors: {
  custom: {
    50: '#99c5ec',
    500: '#64ade3',
    950: '#000000',
  },
}

SCSS

$custom: #64ade3;
$custom-light: #99c5ec;
$custom-dark: #000000;

JSON

{
  "hex": "#64ade3",
  "rgb": {
    "r": 100,
    "g": 173,
    "b": 227
  },
  "hsl": {
    "h": 205.512,
    "s": 69.399,
    "l": 64.118
  },
  "oklch": {
    "l": 0.7217,
    "c": 0.10778,
    "h": 242.3
  },
  "luminance": 0.38143
}

Semantic roles & 50–950 ramp

primary

#64ADE3

secondary

#E8CEBB

accent

#6514D1

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0F1216

muted

#7E8184

Preview Lab

Preview with #64ADE3

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

Preview Lab → · Contrast checker → · Palette generator →