#64BCE5#64BCE5

#64BCE5 is a light, moderate cyan. Relative luminance 0.443; OKLCH L 75.6% C 0.103 H 230.4°. Best body text is #000000 at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#64BCE5
RGB	rgb(100, 188, 229)
HSL	hsl(199, 71%, 65%)
HSV	hsv(199, 56%, 90%)
CMYK	cmyk(56.3%, 17.9%, 0%, 10.2%)
CIE-LAB	lab(72.45, -14.93, -28.50)
CIE-LCH	lch(72.45, 32.17, 242.36°)
OKLab	oklab(75.63% -0.0658 -0.0794)
OKLCH	oklch(75.63% 0.103 230.4)
XYZ	xyz(37.3762, 44.3295, 80.7003)
Luminance	0.4433 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BCE5 #E58D64

analogous

#64E5CE #64BCE5 #647CE5

triadic

#64BCE5 #E564BC #BCE564

tetradic

#64BCE5 #CE64E5 #E58D64 #7CE564

square

#64BCE5 #CE64E5 #E58D64 #7CE564

split-complementary

#64BCE5 #E5647C #E5CE64

monochromatic

#1E82B1 #30A5DC #64BCE5 #98D3EE #CDE9F7

Accessibility & contrast

On white

2.13

#64BCE5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.87

#64BCE5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BCE5

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BCE5	#FFFFFF	#000000	##000000
##64BCE5	1.00	2.13	9.87	9.87
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.87	21.00	1.00	1.00
##000000	9.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7B9E7

Deuteranopia (green-blind)

#95ACE4

Tritanopia (blue-blind)

#00C7C9

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #64bce5;
/* rgb */ color: rgb(100, 188, 229);
/* oklch */ color: oklch(75.6% 0.103 230.4);

Tailwind

colors: {
  custom: {
    50: '#9ad0ed',
    500: '#64bce5',
    950: '#000000',
  },
}

SCSS

$custom: #64bce5;
$custom-light: #9ad0ed;
$custom-dark: #000000;

JSON

{
  "hex": "#64bce5",
  "rgb": {
    "r": 100,
    "g": 188,
    "b": 229
  },
  "hsl": {
    "h": 199.07,
    "s": 71.271,
    "l": 64.51
  },
  "oklch": {
    "l": 0.75626,
    "c": 0.10311,
    "h": 230.4
  },
  "luminance": 0.44333
}

Semantic roles & 50–950 ramp

primary

#64BCE5

secondary

#E9CABC

accent

#5012D3

background

#FAFCFE

surface

#F3F9FD

border

#CDD2D5

text

#0F1416

muted

#7F8284

Preview Lab

Preview with #64BCE5

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

Preview Lab → · Contrast checker → · Palette generator →