#64BCD5#64BCD5

#64BCD5 is a light, moderate cyan. Relative luminance 0.435; OKLCH L 75.0% C 0.092 H 218.6°. Best body text is #000000 at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#64BCD5
RGB	rgb(100, 188, 213)
HSL	hsl(193, 57%, 61%)
HSV	hsv(193, 53%, 84%)
CMYK	cmyk(53.1%, 11.7%, 0%, 16.5%)
CIE-LAB	lab(71.88, -19.57, -20.67)
CIE-LCH	lch(71.88, 28.46, 226.56°)
OKLab	oklab(74.98% -0.0717 -0.0572)
OKLCH	oklch(74.98% 0.092 218.6)
XYZ	xyz(35.2443, 43.4767, 69.4724)
Luminance	0.4348 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BCD5 #D57D64

analogous

#64D5B6 #64BCD5 #6484D5

triadic

#64BCD5 #D564BC #BCD564

tetradic

#64BCD5 #B664D5 #D57D64 #84D564

square

#64BCD5 #B664D5 #D57D64 #84D564

split-complementary

#64BCD5 #D56484 #D5B664

monochromatic

#297E96 #36A6C6 #64BCD5 #94D1E2 #C4E6EF

Accessibility & contrast

On white

2.17

#64BCD5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.70

#64BCD5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BCD5

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BCD5	#FFFFFF	#000000	##000000
##64BCD5	1.00	2.17	9.70	9.70
#FFFFFF	2.17	1.00	21.00	21.00
#000000	9.70	21.00	1.00	1.00
##000000	9.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACB7D6

Deuteranopia (green-blind)

#9BABD5

Tritanopia (blue-blind)

#08C5C4

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #64bcd5;
/* rgb */ color: rgb(100, 188, 213);
/* oklch */ color: oklch(75.0% 0.092 218.6);

Tailwind

colors: {
  custom: {
    50: '#98d0e2',
    500: '#64bcd5',
    950: '#000000',
  },
}

SCSS

$custom: #64bcd5;
$custom-light: #98d0e2;
$custom-dark: #000000;

JSON

{
  "hex": "#64bcd5",
  "rgb": {
    "r": 100,
    "g": 188,
    "b": 213
  },
  "hsl": {
    "h": 193.274,
    "s": 57.36,
    "l": 61.373
  },
  "oklch": {
    "l": 0.74982,
    "c": 0.09174,
    "h": 218.6
  },
  "luminance": 0.4348
}

Semantic roles & 50–950 ramp

primary

#64BCD5

secondary

#E0BFB5

accent

#4521C5

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1415

muted

#7E8283

Preview Lab

Preview with #64BCD5

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

Preview Lab → · Contrast checker → · Palette generator →