#64AFDF#64AFDF

#64AFDF is a light, moderate cyan. Relative luminance 0.387; OKLCH L 72.4% C 0.102 H 238.5°. Best body text is #000000 at 8.74:1 contrast (WCAG AA passes).

Color values

HEX	#64AFDF
RGB	rgb(100, 175, 223)
HSL	hsl(203, 66%, 63%)
HSV	hsv(203, 55%, 87%)
CMYK	cmyk(55.2%, 21.5%, 0%, 12.5%)
CIE-LAB	lab(68.53, -9.76, -31.27)
CIE-LCH	lch(68.53, 32.75, 252.66°)
OKLab	oklab(72.44% -0.0536 -0.0873)
OKLCH	oklch(72.44% 0.102 238.5)
XYZ	xyz(33.8999, 38.6940, 75.4800)
Luminance	0.3870 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64AFDF #DF9464

analogous

#64DFD2 #64AFDF #6471DF

triadic

#64AFDF #DF64AF #AFDF64

tetradic

#64AFDF #D264DF #DF9464 #71DF64

square

#64AFDF #D264DF #DF9464 #71DF64

split-complementary

#64AFDF #DF6471 #DFD264

monochromatic

#2273A6 #3195D5 #64AFDF #97C9E9 #C9E3F4

Accessibility & contrast

On white

2.40

#64AFDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.74

#64AFDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64AFDF

8.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64AFDF	#FFFFFF	#000000	##000000
##64AFDF	1.00	2.40	8.74	8.74
#FFFFFF	2.40	1.00	21.00	21.00
#000000	8.74	21.00	1.00	1.00
##000000	8.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#99AEE1

Deuteranopia (green-blind)

#88A2DE

Tritanopia (blue-blind)

#00BBBF

Achromatopsia (no color)

#A7A7A7

Design tokens & code

CSS

--color: #64afdf;
/* rgb */ color: rgb(100, 175, 223);
/* oklch */ color: oklch(72.4% 0.102 238.5);

Tailwind

colors: {
  custom: {
    50: '#99c6e9',
    500: '#64afdf',
    950: '#000000',
  },
}

SCSS

$custom: #64afdf;
$custom-light: #99c6e9;
$custom-dark: #000000;

JSON

{
  "hex": "#64afdf",
  "rgb": {
    "r": 100,
    "g": 175,
    "b": 223
  },
  "hsl": {
    "h": 203.415,
    "s": 65.775,
    "l": 63.333
  },
  "oklch": {
    "l": 0.72438,
    "c": 0.10248,
    "h": 238.5
  },
  "luminance": 0.38697
}

Semantic roles & 50–950 ramp

primary

#64AFDF

secondary

#E5CBB9

accent

#5F18CE

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0E1316

muted

#7E8284

Preview Lab

Preview with #64AFDF

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

Preview Lab → · Contrast checker → · Palette generator →