#64CEFB#64CEFB

#64CEFB is a light, moderate cyan. Relative luminance 0.538; OKLCH L 80.6% C 0.116 H 228.6°. Best body text is #000000 at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#64CEFB
RGB	rgb(100, 206, 251)
HSL	hsl(198, 95%, 69%)
HSV	hsv(198, 60%, 98%)
CMYK	cmyk(60.2%, 17.9%, 0%, 1.6%)
CIE-LAB	lab(78.35, -17.77, -31.26)
CIE-LCH	lch(78.35, 35.96, 240.39°)
OKLab	oklab(80.6% -0.077 -0.0872)
OKLCH	oklch(80.6% 0.116 228.6)
XYZ	xyz(44.7326, 53.8125, 99.2775)
Luminance	0.5382 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64CEFB #FB9164

analogous

#64FBDD #64CEFB #6483FB

triadic

#64CEFB #FB64CE #CEFB64

tetradic

#64CEFB #DD64FB #FB9164 #83FB64

square

#64CEFB #DD64FB #FB9164 #83FB64

split-complementary

#64CEFB #FB6483 #FBDD64

monochromatic

#069EDF #28BBF9 #64CEFB #A0E1FD #DBF4FE

Accessibility & contrast

On white

1.79

#64CEFB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.76

#64CEFB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64CEFB

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64CEFB	#FFFFFF	#000000	##000000
##64CEFB	1.00	1.79	11.76	11.76
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.76	21.00	1.00	1.00
##000000	11.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7CBFD

Deuteranopia (green-blind)

#A1BBFA

Tritanopia (blue-blind)

#00DBDD

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #64cefb;
/* rgb */ color: rgb(100, 206, 251);
/* oklch */ color: oklch(80.6% 0.116 228.6);

Tailwind

colors: {
  custom: {
    50: '#9dddfc',
    500: '#64cefb',
    950: '#000000',
  },
}

SCSS

$custom: #64cefb;
$custom-light: #9dddfc;
$custom-dark: #000000;

JSON

{
  "hex": "#64cefb",
  "rgb": {
    "r": 100,
    "g": 206,
    "b": 251
  },
  "hsl": {
    "h": 197.881,
    "s": 94.969,
    "l": 68.824
  },
  "oklch": {
    "l": 0.80599,
    "c": 0.11636,
    "h": 228.6
  },
  "luminance": 0.53817
}

Semantic roles & 50–950 ramp

primary

#64CEFB

secondary

#D5602E

accent

#4400E6

background

#FCFEFF

surface

#F6FCFF

border

#D0D5D7

text

#0F1517

muted

#808485

Preview Lab

Preview with #64CEFB

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

Preview Lab → · Contrast checker → · Palette generator →