#64B3F1#64B3F1

#64B3F1 is a light, moderate cyan. Relative luminance 0.413; OKLCH L 74.1% C 0.119 H 244.1°. Best body text is #000000 at 9.26:1 contrast (WCAG AA passes).

Color values

HEX	#64B3F1
RGB	rgb(100, 179, 241)
HSL	hsl(206, 83%, 67%)
HSV	hsv(206, 59%, 95%)
CMYK	cmyk(58.5%, 25.7%, 0%, 5.5%)
CIE-LAB	lab(70.38, -6.45, -38.21)
CIE-LCH	lch(70.38, 38.75, 260.42°)
OKLab	oklab(74.15% -0.0521 -0.1073)
OKLCH	oklch(74.15% 0.119 244.1)
XYZ	xyz(37.2470, 41.2970, 89.2103)
Luminance	0.4130 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B3F1 #F1A264

analogous

#64F1E9 #64B3F1 #646DF1

triadic

#64B3F1 #F164B3 #B3F164

tetradic

#64B3F1 #E964F1 #F1A264 #6DF164

square

#64B3F1 #E964F1 #F1A264 #6DF164

split-complementary

#64B3F1 #F1646D #F1E964

monochromatic

#1278C8 #2C97EC #64B3F1 #9CCFF6 #D4EAFB

Accessibility & contrast

On white

2.27

#64B3F1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.26

#64B3F1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B3F1

9.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B3F1	#FFFFFF	#000000	##000000
##64B3F1	1.00	2.27	9.26	9.26
#FFFFFF	2.27	1.00	21.00	21.00
#000000	9.26	21.00	1.00	1.00
##000000	9.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98B4F4

Deuteranopia (green-blind)

#85A6F0

Tritanopia (blue-blind)

#00C2C8

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #64b3f1;
/* rgb */ color: rgb(100, 179, 241);
/* oklch */ color: oklch(74.1% 0.119 244.1);

Tailwind

colors: {
  custom: {
    50: '#9bc9f6',
    500: '#64b3f1',
    950: '#000000',
  },
}

SCSS

$custom: #64b3f1;
$custom-light: #9bc9f6;
$custom-dark: #000000;

JSON

{
  "hex": "#64b3f1",
  "rgb": {
    "r": 100,
    "g": 179,
    "b": 241
  },
  "hsl": {
    "h": 206.383,
    "s": 83.432,
    "l": 66.863
  },
  "oklch": {
    "l": 0.74145,
    "c": 0.11927,
    "h": 244.1
  },
  "luminance": 0.413
}

Semantic roles & 50–950 ramp

primary

#64B3F1

secondary

#EFD6C2

accent

#6606E0

background

#FAFCFF

surface

#F3F8FE

border

#CDD1D6

text

#0F1317

muted

#7F8285

Preview Lab

Preview with #64B3F1

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

Preview Lab → · Contrast checker → · Palette generator →