#64BCEE#64BCEE

#64BCEE is a light, moderate cyan. Relative luminance 0.448; OKLCH L 76.0% C 0.111 H 235.7°. Best body text is #000000 at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#64BCEE
RGB	rgb(100, 188, 238)
HSL	hsl(202, 80%, 66%)
HSV	hsv(202, 58%, 93%)
CMYK	cmyk(58%, 21%, 0%, 6.7%)
CIE-LAB	lab(72.79, -12.23, -32.85)
CIE-LCH	lch(72.79, 35.05, 249.57°)
OKLab	oklab(76.01% -0.0626 -0.0918)
OKLCH	oklch(76.01% 0.111 235.7)
XYZ	xyz(38.6655, 44.8452, 87.4907)
Luminance	0.4485 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BCEE #EE9664

analogous

#64EEDB #64BCEE #6477EE

triadic

#64BCEE #EE64BC #BCEE64

tetradic

#64BCEE #DB64EE #EE9664 #77EE64

square

#64BCEE #DB64EE #EE9664 #77EE64

split-complementary

#64BCEE #EE6477 #EEDB64

monochromatic

#1584C2 #2DA4E8 #64BCEE #9BD4F4 #D2ECFA

Accessibility & contrast

On white

2.11

#64BCEE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.97

#64BCEE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BCEE

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BCEE	#FFFFFF	#000000	##000000
##64BCEE	1.00	2.11	9.97	9.97
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.97	21.00	1.00	1.00
##000000	9.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4BBF0

Deuteranopia (green-blind)

#91ACED

Tritanopia (blue-blind)

#00C9CD

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #64bcee;
/* rgb */ color: rgb(100, 188, 238);
/* oklch */ color: oklch(76.0% 0.111 235.7);

Tailwind

colors: {
  custom: {
    50: '#9bd0f3',
    500: '#64bcee',
    950: '#000000',
  },
}

SCSS

$custom: #64bcee;
$custom-light: #9bd0f3;
$custom-dark: #000000;

JSON

{
  "hex": "#64bcee",
  "rgb": {
    "r": 100,
    "g": 188,
    "b": 238
  },
  "hsl": {
    "h": 201.739,
    "s": 80.233,
    "l": 66.275
  },
  "oklch": {
    "l": 0.76011,
    "c": 0.11117,
    "h": 235.7
  },
  "luminance": 0.44849
}

Semantic roles & 50–950 ramp

primary

#64BCEE

secondary

#EDD1C0

accent

#5609DD

background

#FAFCFE

surface

#F4F9FD

border

#CED2D5

text

#0F1417

muted

#7F8285

Preview Lab

Preview with #64BCEE

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

Preview Lab → · Contrast checker → · Palette generator →