#64BBD5#64BBD5

#64BBD5 is a light, moderate cyan. Relative luminance 0.431; OKLCH L 74.8% C 0.092 H 219.6°. Best body text is #000000 at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#64BBD5
RGB	rgb(100, 187, 213)
HSL	hsl(194, 57%, 61%)
HSV	hsv(194, 53%, 84%)
CMYK	cmyk(53.1%, 12.2%, 0%, 16.5%)
CIE-LAB	lab(71.59, -19.05, -21.10)
CIE-LCH	lch(71.59, 28.43, 227.93°)
OKLab	oklab(74.75% -0.0706 -0.0585)
OKLCH	oklch(74.75% 0.092 219.6)
XYZ	xyz(35.0315, 43.0510, 69.4015)
Luminance	0.4305 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BBD5 #D57E64

analogous

#64D5B7 #64BBD5 #6483D5

triadic

#64BBD5 #D564BB #BBD564

tetradic

#64BBD5 #B764D5 #D57E64 #83D564

square

#64BBD5 #B764D5 #D57E64 #83D564

split-complementary

#64BBD5 #D56483 #D5B764

monochromatic

#297D96 #36A5C6 #64BBD5 #94D0E2 #C4E5EF

Accessibility & contrast

On white

2.19

#64BBD5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.61

#64BBD5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BBD5

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BBD5	#FFFFFF	#000000	##000000
##64BBD5	1.00	2.19	9.61	9.61
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.61	21.00	1.00	1.00
##000000	9.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ABB7D6

Deuteranopia (green-blind)

#9AAAD5

Tritanopia (blue-blind)

#0AC4C3

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #64bbd5;
/* rgb */ color: rgb(100, 187, 213);
/* oklch */ color: oklch(74.8% 0.092 219.6);

Tailwind

colors: {
  custom: {
    50: '#98cfe2',
    500: '#64bbd5',
    950: '#000000',
  },
}

SCSS

$custom: #64bbd5;
$custom-light: #98cfe2;
$custom-dark: #000000;

JSON

{
  "hex": "#64bbd5",
  "rgb": {
    "r": 100,
    "g": 187,
    "b": 213
  },
  "hsl": {
    "h": 193.805,
    "s": 57.36,
    "l": 61.373
  },
  "oklch": {
    "l": 0.74752,
    "c": 0.09165,
    "h": 219.6
  },
  "luminance": 0.43054
}

Semantic roles & 50–950 ramp

primary

#64BBD5

secondary

#E0BFB5

accent

#4621C5

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #64BBD5

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

Preview Lab → · Contrast checker → · Palette generator →