#64BBF1#64BBF1

#64BBF1 is a light, moderate cyan. Relative luminance 0.446; OKLCH L 75.9% C 0.115 H 238.1°. Best body text is #000000 at 9.92:1 contrast (WCAG AA passes).

Color values

HEX	#64BBF1
RGB	rgb(100, 187, 241)
HSL	hsl(203, 83%, 67%)
HSV	hsv(203, 59%, 95%)
CMYK	cmyk(58.5%, 22.4%, 0%, 5.5%)
CIE-LAB	lab(72.63, -10.79, -34.73)
CIE-LCH	lch(72.63, 36.36, 252.74°)
OKLab	oklab(75.92% -0.0606 -0.0972)
OKLCH	oklch(75.92% 0.115 238.1)
XYZ	xyz(38.8971, 44.5972, 89.7603)
Luminance	0.4460 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BBF1 #F19A64

analogous

#64F1E1 #64BBF1 #6475F1

triadic

#64BBF1 #F164BB #BBF164

tetradic

#64BBF1 #E164F1 #F19A64 #75F164

square

#64BBF1 #E164F1 #F19A64 #75F164

split-complementary

#64BBF1 #F16475 #F1E164

monochromatic

#1283C8 #2CA2EC #64BBF1 #9CD4F6 #D4ECFB

Accessibility & contrast

On white

2.12

#64BBF1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.92

#64BBF1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BBF1

9.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BBF1	#FFFFFF	#000000	##000000
##64BBF1	1.00	2.12	9.92	9.92
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.92	21.00	1.00	1.00
##000000	9.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2BAF4

Deuteranopia (green-blind)

#8FACF0

Tritanopia (blue-blind)

#00C9CD

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #64bbf1;
/* rgb */ color: rgb(100, 187, 241);
/* oklch */ color: oklch(75.9% 0.115 238.1);

Tailwind

colors: {
  custom: {
    50: '#9bcff5',
    500: '#64bbf1',
    950: '#000000',
  },
}

SCSS

$custom: #64bbf1;
$custom-light: #9bcff5;
$custom-dark: #000000;

JSON

{
  "hex": "#64bbf1",
  "rgb": {
    "r": 100,
    "g": 187,
    "b": 241
  },
  "hsl": {
    "h": 202.979,
    "s": 83.432,
    "l": 66.863
  },
  "oklch": {
    "l": 0.75919,
    "c": 0.11454,
    "h": 238.1
  },
  "luminance": 0.44601
}

Semantic roles & 50–950 ramp

primary

#64BBF1

secondary

#EFD3C2

accent

#5906E0

background

#FAFCFE

surface

#F4F9FD

border

#CED2D5

text

#0F1317

muted

#7F8285

Preview Lab

Preview with #64BBF1

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

Preview Lab → · Contrast checker → · Palette generator →