#64BCFA#64BCFA

#64BCFA is a light, vivid cyan. Relative luminance 0.456; OKLCH L 76.5% C 0.123 H 241.5°. Best body text is #000000 at 10.12:1 contrast (WCAG AA passes).

Color values

HEX	#64BCFA
RGB	rgb(100, 188, 250)
HSL	hsl(205, 94%, 69%)
HSV	hsv(205, 60%, 98%)
CMYK	cmyk(60%, 24.8%, 0%, 2%)
CIE-LAB	lab(73.27, -8.57, -38.59)
CIE-LCH	lch(73.27, 39.53, 257.48°)
OKLab	oklab(76.55% -0.0587 -0.1083)
OKLCH	oklch(76.55% 0.123 241.5)
XYZ	xyz(40.4876, 45.5740, 97.0869)
Luminance	0.4558 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BCFA #FAA264

analogous

#64FAED #64BCFA #6471FA

triadic

#64BCFA #FA64BC #BCFA64

tetradic

#64BCFA #ED64FA #FAA264 #71FA64

square

#64BCFA #ED64FA #FAA264 #71FA64

split-complementary

#64BCFA #FA6471 #FAED64

monochromatic

#0784DC #29A2F8 #64BCFA #9FD6FC #DBEFFE

Accessibility & contrast

On white

2.08

#64BCFA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.12

#64BCFA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BCFA

10.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BCFA	#FFFFFF	#000000	##000000
##64BCFA	1.00	2.08	10.12	10.12
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.12	21.00	1.00	1.00
##000000	10.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0BCFD

Deuteranopia (green-blind)

#8CADF9

Tritanopia (blue-blind)

#00CBD1

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #64bcfa;
/* rgb */ color: rgb(100, 188, 250);
/* oklch */ color: oklch(76.5% 0.123 241.5);

Tailwind

colors: {
  custom: {
    50: '#9cd0fc',
    500: '#64bcfa',
    950: '#000000',
  },
}

SCSS

$custom: #64bcfa;
$custom-light: #9cd0fc;
$custom-dark: #000000;

JSON

{
  "hex": "#64bcfa",
  "rgb": {
    "r": 100,
    "g": 188,
    "b": 250
  },
  "hsl": {
    "h": 204.8,
    "s": 93.75,
    "l": 68.627
  },
  "oklch": {
    "l": 0.76548,
    "c": 0.12322,
    "h": 241.5
  },
  "luminance": 0.45578
}

Semantic roles & 50–950 ramp

primary

#64BCFA

secondary

#F3D9C7

accent

#5F00E6

background

#FAFCFF

surface

#F4F9FF

border

#CED2D7

text

#0F1317

muted

#7F8285

Preview Lab

Preview with #64BCFA

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

Preview Lab → · Contrast checker → · Palette generator →