#64A5FB#64A5FB

#64A5FB is a light, vivid cyan. Relative luminance 0.366; OKLCH L 71.6% C 0.143 H 256.0°. Best body text is #000000 at 8.32:1 contrast (WCAG AA passes).

Color values

HEX	#64A5FB
RGB	rgb(100, 165, 251)
HSL	hsl(214, 95%, 69%)
HSV	hsv(214, 60%, 98%)
CMYK	cmyk(60.2%, 34.3%, 0%, 1.6%)
CIE-LAB	lab(66.96, 4.56, -49.01)
CIE-LCH	lch(66.96, 49.22, 275.32°)
OKLab	oklab(71.6% -0.0347 -0.1388)
OKLCH	oklch(71.6% 0.143 256)
XYZ	xyz(36.1170, 36.5813, 96.4057)
Luminance	0.3659 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64A5FB #FBBA64

analogous

#64F1FB #64A5FB #6F64FB

triadic

#64A5FB #FB64A5 #A5FB64

tetradic

#64A5FB #FB64F1 #FBBA64 #64FB6F

square

#64A5FB #FB64F1 #FBBA64 #64FB6F

split-complementary

#64A5FB #FB6F64 #F1FB64

monochromatic

#0663DF #2882F9 #64A5FB #A0C8FD #DBEAFE

Accessibility & contrast

On white

2.52

#64A5FB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.32

#64A5FB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64A5FB

8.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64A5FB	#FFFFFF	#000000	##000000
##64A5FB	1.00	2.52	8.32	8.32
#FFFFFF	2.52	1.00	21.00	21.00
#000000	8.32	21.00	1.00	1.00
##000000	8.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#81ABFF

Deuteranopia (green-blind)

#6C9CF9

Tritanopia (blue-blind)

#00B9C4

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #64a5fb;
/* rgb */ color: rgb(100, 165, 251);
/* oklch */ color: oklch(71.6% 0.143 256.0);

Tailwind

colors: {
  custom: {
    50: '#9cbffd',
    500: '#64a5fb',
    950: '#000000',
  },
}

SCSS

$custom: #64a5fb;
$custom-light: #9cbffd;
$custom-dark: #000000;

JSON

{
  "hex": "#64a5fb",
  "rgb": {
    "r": 100,
    "g": 165,
    "b": 251
  },
  "hsl": {
    "h": 214.172,
    "s": 94.969,
    "l": 68.824
  },
  "oklch": {
    "l": 0.71605,
    "c": 0.14301,
    "h": 256
  },
  "luminance": 0.36585
}

Semantic roles & 50–950 ramp

primary

#64A5FB

secondary

#F4E1C7

accent

#8300E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1217

muted

#7F8185

Preview Lab

Preview with #64A5FB

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

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