#64BBD1#64BBD1

#64BBD1 is a light, moderate cyan. Relative luminance 0.429; OKLCH L 74.6% C 0.089 H 216.3°. Best body text is #000000 at 9.57:1 contrast (WCAG AA passes).

Color values

HEX	#64BBD1
RGB	rgb(100, 187, 209)
HSL	hsl(192, 54%, 61%)
HSV	hsv(192, 52%, 82%)
CMYK	cmyk(52.2%, 10.5%, 0%, 18%)
CIE-LAB	lab(71.45, -20.18, -19.13)
CIE-LCH	lch(71.45, 27.81, 223.46°)
OKLab	oklab(74.6% -0.0721 -0.0529)
OKLCH	oklch(74.6% 0.089 216.3)
XYZ	xyz(34.5300, 42.8504, 66.7605)
Luminance	0.4285 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BBD1 #D17A64

analogous

#64D1B0 #64BBD1 #6484D1

triadic

#64BBD1 #D164BB #BBD164

tetradic

#64BBD1 #B064D1 #D17A64 #84D164

square

#64BBD1 #B064D1 #D17A64 #84D164

split-complementary

#64BBD1 #D16484 #D1B064

monochromatic

#2B7B90 #39A4BF #64BBD1 #93D0DF #C2E4ED

Accessibility & contrast

On white

2.19

#64BBD1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.57

#64BBD1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BBD1

9.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BBD1	#FFFFFF	#000000	##000000
##64BBD1	1.00	2.19	9.57	9.57
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.57	21.00	1.00	1.00
##000000	9.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACB6D2

Deuteranopia (green-blind)

#9BAAD1

Tritanopia (blue-blind)

#16C3C2

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #64bbd1;
/* rgb */ color: rgb(100, 187, 209);
/* oklch */ color: oklch(74.6% 0.089 216.3);

Tailwind

colors: {
  custom: {
    50: '#98cfdf',
    500: '#64bbd1',
    950: '#000000',
  },
}

SCSS

$custom: #64bbd1;
$custom-light: #98cfdf;
$custom-dark: #000000;

JSON

{
  "hex": "#64bbd1",
  "rgb": {
    "r": 100,
    "g": 187,
    "b": 209
  },
  "hsl": {
    "h": 192.11,
    "s": 54.229,
    "l": 60.588
  },
  "oklch": {
    "l": 0.74598,
    "c": 0.08945,
    "h": 216.3
  },
  "luminance": 0.42853
}

Semantic roles & 50–950 ramp

primary

#64BBD1

secondary

#DDBCB4

accent

#4424C2

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1415

muted

#7E8283

Preview Lab

Preview with #64BBD1

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

Preview Lab → · Contrast checker → · Palette generator →