#64B8F2#64B8F2

#64B8F2 is a light, moderate cyan. Relative luminance 0.434; OKLCH L 75.3% C 0.117 H 240.9°. Best body text is #000000 at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#64B8F2
RGB	rgb(100, 184, 242)
HSL	hsl(205, 85%, 67%)
HSV	hsv(205, 59%, 95%)
CMYK	cmyk(58.7%, 24%, 0%, 5.1%)
CIE-LAB	lab(71.82, -8.87, -36.51)
CIE-LCH	lch(71.82, 37.57, 256.35°)
OKLab	oklab(75.3% -0.0571 -0.1024)
OKLCH	oklch(75.3% 0.117 240.9)
XYZ	xyz(38.4171, 43.3975, 90.3392)
Luminance	0.4340 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B8F2 #F29E64

analogous

#64F2E5 #64B8F2 #6471F2

triadic

#64B8F2 #F264B8 #B8F264

tetradic

#64B8F2 #E564F2 #F29E64 #71F264

square

#64B8F2 #E564F2 #F29E64 #71F264

split-complementary

#64B8F2 #F26471 #F2E564

monochromatic

#117FCB #2C9EED #64B8F2 #9CD2F7 #D5ECFB

Accessibility & contrast

On white

2.17

#64B8F2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.68

#64B8F2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B8F2

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B8F2	#FFFFFF	#000000	##000000
##64B8F2	1.00	2.17	9.68	9.68
#FFFFFF	2.17	1.00	21.00	21.00
#000000	9.68	21.00	1.00	1.00
##000000	9.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EB8F5

Deuteranopia (green-blind)

#8BAAF1

Tritanopia (blue-blind)

#00C6CC

Achromatopsia (no color)

#B0B0B0

Design tokens & code

CSS

--color: #64b8f2;
/* rgb */ color: rgb(100, 184, 242);
/* oklch */ color: oklch(75.3% 0.117 240.9);

Tailwind

colors: {
  custom: {
    50: '#9bcdf6',
    500: '#64b8f2',
    950: '#000000',
  },
}

SCSS

$custom: #64b8f2;
$custom-light: #9bcdf6;
$custom-dark: #000000;

JSON

{
  "hex": "#64b8f2",
  "rgb": {
    "r": 100,
    "g": 184,
    "b": 242
  },
  "hsl": {
    "h": 204.507,
    "s": 84.524,
    "l": 67.059
  },
  "oklch": {
    "l": 0.75297,
    "c": 0.1172,
    "h": 240.9
  },
  "luminance": 0.43401
}

Semantic roles & 50–950 ramp

primary

#64B8F2

secondary

#EFD5C2

accent

#5F05E1

background

#FAFCFF

surface

#F4F8FE

border

#CED1D6

text

#0F1317

muted

#7F8285

Preview Lab

Preview with #64B8F2

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

Preview Lab → · Contrast checker → · Palette generator →