#64BBF0#64BBF0

#64BBF0 is a light, moderate cyan. Relative luminance 0.445; OKLCH L 75.9% C 0.114 H 237.6°. Best body text is #000000 at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#64BBF0
RGB	rgb(100, 187, 240)
HSL	hsl(203, 82%, 67%)
HSV	hsv(203, 58%, 94%)
CMYK	cmyk(58.3%, 22.1%, 0%, 5.9%)
CIE-LAB	lab(72.59, -11.09, -34.25)
CIE-LCH	lch(72.59, 36.00, 252.05°)
OKLab	oklab(75.88% -0.0609 -0.0958)
OKLCH	oklch(75.88% 0.114 237.6)
XYZ	xyz(38.7481, 44.5376, 88.9758)
Luminance	0.4454 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BBF0 #F09964

analogous

#64F0DF #64BBF0 #6475F0

triadic

#64BBF0 #F064BB #BBF064

tetradic

#64BBF0 #DF64F0 #F09964 #75F064

square

#64BBF0 #DF64F0 #F09964 #75F064

split-complementary

#64BBF0 #F06475 #F0DF64

monochromatic

#1383C6 #2CA3EB #64BBF0 #9CD3F5 #D4ECFB

Accessibility & contrast

On white

2.12

#64BBF0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.91

#64BBF0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BBF0

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BBF0	#FFFFFF	#000000	##000000
##64BBF0	1.00	2.12	9.91	9.91
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.91	21.00	1.00	1.00
##000000	9.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3BAF3

Deuteranopia (green-blind)

#8FACEF

Tritanopia (blue-blind)

#00C9CD

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #64bbf0;
/* rgb */ color: rgb(100, 187, 240);
/* oklch */ color: oklch(75.9% 0.114 237.6);

Tailwind

colors: {
  custom: {
    50: '#9bcff5',
    500: '#64bbf0',
    950: '#000000',
  },
}

SCSS

$custom: #64bbf0;
$custom-light: #9bcff5;
$custom-dark: #000000;

JSON

{
  "hex": "#64bbf0",
  "rgb": {
    "r": 100,
    "g": 187,
    "b": 240
  },
  "hsl": {
    "h": 202.714,
    "s": 82.353,
    "l": 66.667
  },
  "oklch": {
    "l": 0.75875,
    "c": 0.11357,
    "h": 237.6
  },
  "luminance": 0.44541
}

Semantic roles & 50–950 ramp

primary

#64BBF0

secondary

#EED2C1

accent

#5907DF

background

#FAFCFE

surface

#F4F9FD

border

#CED2D5

text

#0F1317

muted

#7F8285

Preview Lab

Preview with #64BBF0

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

Preview Lab → · Contrast checker → · Palette generator →