#64C4E3#64C4E3

#64C4E3 is a light, moderate cyan. Relative luminance 0.477; OKLCH L 77.4% C 0.101 H 221.6°. Best body text is #000000 at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#64C4E3
RGB	rgb(100, 196, 227)
HSL	hsl(195, 69%, 64%)
HSV	hsv(195, 56%, 89%)
CMYK	cmyk(55.9%, 13.7%, 0%, 11%)
CIE-LAB	lab(74.66, -19.67, -24.04)
CIE-LCH	lch(74.66, 31.06, 230.70°)
OKLab	oklab(77.36% -0.0752 -0.0667)
OKLCH	oklch(77.36% 0.101 221.6)
XYZ	xyz(38.8552, 47.7316, 79.8236)
Luminance	0.4773 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C4E3 #E38364

analogous

#64E3C3 #64C4E3 #6485E3

triadic

#64C4E3 #E364C4 #C4E364

tetradic

#64C4E3 #C364E3 #E38364 #85E364

square

#64C4E3 #C364E3 #E38364 #85E364

split-complementary

#64C4E3 #E36485 #E3C364

monochromatic

#1F8BAD #30B0DA #64C4E3 #98D8EC #CCEBF6

Accessibility & contrast

On white

1.99

#64C4E3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.55

#64C4E3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C4E3

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C4E3	#FFFFFF	#000000	##000000
##64C4E3	1.00	1.99	10.55	10.55
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.55	21.00	1.00	1.00
##000000	10.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2C0E5

Deuteranopia (green-blind)

#9FB2E3

Tritanopia (blue-blind)

#00CECE

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #64c4e3;
/* rgb */ color: rgb(100, 196, 227);
/* oklch */ color: oklch(77.4% 0.101 221.6);

Tailwind

colors: {
  custom: {
    50: '#9ad6eb',
    500: '#64c4e3',
    950: '#000000',
  },
}

SCSS

$custom: #64c4e3;
$custom-light: #9ad6eb;
$custom-dark: #000000;

JSON

{
  "hex": "#64c4e3",
  "rgb": {
    "r": 100,
    "g": 196,
    "b": 227
  },
  "hsl": {
    "h": 194.646,
    "s": 69.399,
    "l": 64.118
  },
  "oklch": {
    "l": 0.77363,
    "c": 0.10051,
    "h": 221.6
  },
  "luminance": 0.47735
}

Semantic roles & 50–950 ramp

primary

#64C4E3

secondary

#E8C6BB

accent

#4214D1

background

#FAFDFE

surface

#F3FAFD

border

#CDD3D5

text

#0F1416

muted

#7F8384

Preview Lab

Preview with #64C4E3

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

Preview Lab → · Contrast checker → · Palette generator →