#64B7EA#64B7EA

#64B7EA is a light, moderate cyan. Relative luminance 0.425; OKLCH L 74.7% C 0.110 H 237.7°. Best body text is #000000 at 9.50:1 contrast (WCAG AA passes).

Color values

HEX	#64B7EA
RGB	rgb(100, 183, 234)
HSL	hsl(203, 76%, 65%)
HSV	hsv(203, 57%, 92%)
CMYK	cmyk(57.3%, 21.8%, 0%, 8.2%)
CIE-LAB	lab(71.22, -10.77, -33.10)
CIE-LCH	lch(71.22, 34.81, 251.98°)
OKLab	oklab(74.72% -0.0586 -0.0926)
OKLCH	oklch(74.72% 0.11 237.7)
XYZ	xyz(37.0347, 42.5134, 84.0802)
Luminance	0.4252 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B7EA #EA9764

analogous

#64EADA #64B7EA #6474EA

triadic

#64B7EA #EA64B7 #B7EA64

tetradic

#64B7EA #DA64EA #EA9764 #74EA64

square

#64B7EA #DA64EA #EA9764 #74EA64

split-complementary

#64B7EA #EA6474 #EADA64

monochromatic

#197DBA #2E9EE3 #64B7EA #9AD0F1 #D0E9F9

Accessibility & contrast

On white

2.21

#64B7EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.50

#64B7EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B7EA

9.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B7EA	#FFFFFF	#000000	##000000
##64B7EA	1.00	2.21	9.50	9.50
#FFFFFF	2.21	1.00	21.00	21.00
#000000	9.50	21.00	1.00	1.00
##000000	9.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A0B6EC

Deuteranopia (green-blind)

#8DA8E9

Tritanopia (blue-blind)

#00C4C8

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #64b7ea;
/* rgb */ color: rgb(100, 183, 234);
/* oklch */ color: oklch(74.7% 0.110 237.7);

Tailwind

colors: {
  custom: {
    50: '#9accf1',
    500: '#64b7ea',
    950: '#000000',
  },
}

SCSS

$custom: #64b7ea;
$custom-light: #9accf1;
$custom-dark: #000000;

JSON

{
  "hex": "#64b7ea",
  "rgb": {
    "r": 100,
    "g": 183,
    "b": 234
  },
  "hsl": {
    "h": 202.836,
    "s": 76.136,
    "l": 65.49
  },
  "oklch": {
    "l": 0.74716,
    "c": 0.10958,
    "h": 237.7
  },
  "luminance": 0.42517
}

Semantic roles & 50–950 ramp

primary

#64B7EA

secondary

#EBD0BE

accent

#5A0DD8

background

#FAFCFE

surface

#F3F8FD

border

#CDD1D5

text

#0F1316

muted

#7F8284

Preview Lab

Preview with #64B7EA

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

Preview Lab → · Contrast checker → · Palette generator →