#64C3E8#64C3E8

#64C3E8 is a light, moderate cyan. Relative luminance 0.476; OKLCH L 77.3% C 0.104 H 226.0°. Best body text is #000000 at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#64C3E8
RGB	rgb(100, 195, 232)
HSL	hsl(197, 74%, 65%)
HSV	hsv(197, 57%, 91%)
CMYK	cmyk(56.9%, 15.9%, 0%, 9%)
CIE-LAB	lab(74.55, -17.70, -26.90)
CIE-LCH	lch(74.55, 32.20, 236.66°)
OKLab	oklab(77.33% -0.0722 -0.0748)
OKLCH	oklch(77.33% 0.104 226)
XYZ	xyz(39.3305, 47.5620, 83.4360)
Luminance	0.4757 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64C3E8 #E88964

analogous

#64E8CB #64C3E8 #6481E8

triadic

#64C3E8 #E864C3 #C3E864

tetradic

#64C3E8 #CB64E8 #E88964 #81E864

square

#64C3E8 #CB64E8 #E88964 #81E864

split-complementary

#64C3E8 #E86481 #E8CB64

monochromatic

#1B8BB7 #2FAEE0 #64C3E8 #99D8F0 #CFECF8

Accessibility & contrast

On white

2.00

#64C3E8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.51

#64C3E8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64C3E8

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64C3E8	#FFFFFF	#000000	##000000
##64C3E8	1.00	2.00	10.51	10.51
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.51	21.00	1.00	1.00
##000000	10.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFBFEA

Deuteranopia (green-blind)

#9CB1E8

Tritanopia (blue-blind)

#00CECF

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #64c3e8;
/* rgb */ color: rgb(100, 195, 232);
/* oklch */ color: oklch(77.3% 0.104 226.0);

Tailwind

colors: {
  custom: {
    50: '#9ad5ef',
    500: '#64c3e8',
    950: '#000000',
  },
}

SCSS

$custom: #64c3e8;
$custom-light: #9ad5ef;
$custom-dark: #000000;

JSON

{
  "hex": "#64c3e8",
  "rgb": {
    "r": 100,
    "g": 195,
    "b": 232
  },
  "hsl": {
    "h": 196.818,
    "s": 74.157,
    "l": 65.098
  },
  "oklch": {
    "l": 0.77335,
    "c": 0.10402,
    "h": 226
  },
  "luminance": 0.47566
}

Semantic roles & 50–950 ramp

primary

#64C3E8

secondary

#EACABE

accent

#470FD6

background

#FAFDFE

surface

#F3FAFD

border

#CDD3D5

text

#0F1416

muted

#7F8384

Preview Lab

Preview with #64C3E8

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

Preview Lab → · Contrast checker → · Palette generator →