#64ADE9#64ADE9

#64ADE9 is a light, moderate cyan. Relative luminance 0.385; OKLCH L 72.4% C 0.114 H 245.1°. Best body text is #000000 at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#64ADE9
RGB	rgb(100, 173, 233)
HSL	hsl(207, 75%, 65%)
HSV	hsv(207, 57%, 91%)
CMYK	cmyk(57.1%, 25.8%, 0%, 8.6%)
CIE-LAB	lab(68.37, -5.62, -36.98)
CIE-LCH	lch(68.37, 37.41, 261.36°)
OKLab	oklab(72.45% -0.0482 -0.1038)
OKLCH	oklch(72.45% 0.114 245.1)
XYZ	xyz(34.9017, 38.4766, 82.6624)
Luminance	0.3848 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64ADE9 #E9A064

analogous

#64E9E3 #64ADE9 #646AE9

triadic

#64ADE9 #E964AD #ADE964

tetradic

#64ADE9 #E364E9 #E9A064 #6AE964

square

#64ADE9 #E364E9 #E9A064 #6AE964

split-complementary

#64ADE9 #E9646A #E9E364

monochromatic

#1A71B8 #2E91E1 #64ADE9 #9AC9F1 #CFE6F8

Accessibility & contrast

On white

2.41

#64ADE9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.70

#64ADE9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64ADE9

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64ADE9	#FFFFFF	#000000	##000000
##64ADE9	1.00	2.41	8.70	8.70
#FFFFFF	2.41	1.00	21.00	21.00
#000000	8.70	21.00	1.00	1.00
##000000	8.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93AEEC

Deuteranopia (green-blind)

#81A1E8

Tritanopia (blue-blind)

#00BBC2

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #64ade9;
/* rgb */ color: rgb(100, 173, 233);
/* oklch */ color: oklch(72.4% 0.114 245.1);

Tailwind

colors: {
  custom: {
    50: '#9ac5f0',
    500: '#64ade9',
    950: '#000000',
  },
}

SCSS

$custom: #64ade9;
$custom-light: #9ac5f0;
$custom-dark: #000000;

JSON

{
  "hex": "#64ade9",
  "rgb": {
    "r": 100,
    "g": 173,
    "b": 233
  },
  "hsl": {
    "h": 207.068,
    "s": 75.141,
    "l": 65.294
  },
  "oklch": {
    "l": 0.72446,
    "c": 0.11442,
    "h": 245.1
  },
  "luminance": 0.3848
}

Semantic roles & 50–950 ramp

primary

#64ADE9

secondary

#EBD2BE

accent

#690ED7

background

#FAFCFE

surface

#F3F8FD

border

#CDD1D5

text

#0F1216

muted

#7F8184

Preview Lab

Preview with #64ADE9

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

Preview Lab → · Contrast checker → · Palette generator →