#64B6EB#64B6EB

#64B6EB is a light, moderate cyan. Relative luminance 0.422; OKLCH L 74.5% C 0.111 H 239.0°. Best body text is #000000 at 9.43:1 contrast (WCAG AA passes).

Color values

HEX	#64B6EB
RGB	rgb(100, 182, 235)
HSL	hsl(204, 77%, 66%)
HSV	hsv(204, 57%, 92%)
CMYK	cmyk(57.4%, 22.6%, 0%, 7.8%)
CIE-LAB	lab(70.98, -9.92, -34.02)
CIE-LCH	lch(70.98, 35.44, 253.74°)
OKLab	oklab(74.54% -0.0572 -0.0952)
OKLCH	oklch(74.54% 0.111 239)
XYZ	xyz(36.9733, 42.1600, 84.7704)
Luminance	0.4216 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B6EB #EB9964

analogous

#64EBDD #64B6EB #6472EB

triadic

#64B6EB #EB64B6 #B6EB64

tetradic

#64B6EB #DD64EB #EB9964 #72EB64

square

#64B6EB #DD64EB #EB9964 #72EB64

split-complementary

#64B6EB #EB6472 #EBDD64

monochromatic

#187CBC #2E9CE4 #64B6EB #9AD0F2 #D0E9F9

Accessibility & contrast

On white

2.23

#64B6EB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.43

#64B6EB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B6EB

9.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B6EB	#FFFFFF	#000000	##000000
##64B6EB	1.00	2.23	9.43	9.43
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.43	21.00	1.00	1.00
##000000	9.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9EB5EE

Deuteranopia (green-blind)

#8BA8EA

Tritanopia (blue-blind)

#00C3C8

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #64b6eb;
/* rgb */ color: rgb(100, 182, 235);
/* oklch */ color: oklch(74.5% 0.111 239.0);

Tailwind

colors: {
  custom: {
    50: '#9acbf1',
    500: '#64b6eb',
    950: '#000000',
  },
}

SCSS

$custom: #64b6eb;
$custom-light: #9acbf1;
$custom-dark: #000000;

JSON

{
  "hex": "#64b6eb",
  "rgb": {
    "r": 100,
    "g": 182,
    "b": 235
  },
  "hsl": {
    "h": 203.556,
    "s": 77.143,
    "l": 65.686
  },
  "oklch": {
    "l": 0.74537,
    "c": 0.1111,
    "h": 239
  },
  "luminance": 0.42163
}

Semantic roles & 50–950 ramp

primary

#64B6EB

secondary

#ECD1BF

accent

#5D0CD9

background

#FAFCFE

surface

#F3F8FD

border

#CDD1D5

text

#0F1316

muted

#7F8284

Preview Lab

Preview with #64B6EB

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

Preview Lab → · Contrast checker → · Palette generator →