#64BBD4#64BBD4

#64BBD4 is a light, moderate cyan. Relative luminance 0.430; OKLCH L 74.7% C 0.091 H 218.8°. Best body text is #000000 at 9.60:1 contrast (WCAG AA passes).

Color values

HEX	#64BBD4
RGB	rgb(100, 187, 212)
HSL	hsl(193, 57%, 61%)
HSV	hsv(193, 53%, 83%)
CMYK	cmyk(52.8%, 11.8%, 0%, 16.9%)
CIE-LAB	lab(71.56, -19.34, -20.61)
CIE-LCH	lch(71.56, 28.26, 226.83°)
OKLab	oklab(74.71% -0.071 -0.0571)
OKLCH	oklch(74.71% 0.091 218.8)
XYZ	xyz(34.9049, 43.0003, 68.7351)
Luminance	0.4300 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BBD4 #D47D64

analogous

#64D4B5 #64BBD4 #6483D4

triadic

#64BBD4 #D464BB #BBD464

tetradic

#64BBD4 #B564D4 #D47D64 #83D464

square

#64BBD4 #B564D4 #D47D64 #83D464

split-complementary

#64BBD4 #D46483 #D4B564

monochromatic

#297C94 #36A5C4 #64BBD4 #94D0E1 #C4E5EF

Accessibility & contrast

On white

2.19

#64BBD4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.60

#64BBD4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BBD4

9.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BBD4	#FFFFFF	#000000	##000000
##64BBD4	1.00	2.19	9.60	9.60
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.60	21.00	1.00	1.00
##000000	9.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ABB6D5

Deuteranopia (green-blind)

#9AAAD4

Tritanopia (blue-blind)

#0DC4C3

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #64bbd4;
/* rgb */ color: rgb(100, 187, 212);
/* oklch */ color: oklch(74.7% 0.091 218.8);

Tailwind

colors: {
  custom: {
    50: '#98cfe1',
    500: '#64bbd4',
    950: '#000000',
  },
}

SCSS

$custom: #64bbd4;
$custom-light: #98cfe1;
$custom-dark: #000000;

JSON

{
  "hex": "#64bbd4",
  "rgb": {
    "r": 100,
    "g": 187,
    "b": 212
  },
  "hsl": {
    "h": 193.393,
    "s": 56.566,
    "l": 61.176
  },
  "oklch": {
    "l": 0.74713,
    "c": 0.09107,
    "h": 218.8
  },
  "luminance": 0.43003
}

Semantic roles & 50–950 ramp

primary

#64BBD4

secondary

#DFBEB5

accent

#4621C4

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #64BBD4

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

Preview Lab → · Contrast checker → · Palette generator →