#64B6F9#64B6F9

#64B6F9 is a light, vivid cyan. Relative luminance 0.430; OKLCH L 75.2% C 0.126 H 245.3°. Best body text is #000000 at 9.60:1 contrast (WCAG AA passes).

Color values

HEX	#64B6F9
RGB	rgb(100, 182, 249)
HSL	hsl(207, 93%, 68%)
HSV	hsv(207, 60%, 98%)
CMYK	cmyk(59.8%, 26.9%, 0%, 2.4%)
CIE-LAB	lab(71.56, -5.61, -40.72)
CIE-LCH	lch(71.56, 41.10, 262.16°)
OKLab	oklab(75.18% -0.0528 -0.1145)
OKLCH	oklch(75.18% 0.126 245.3)
XYZ	xyz(39.0760, 43.0011, 95.8449)
Luminance	0.4300 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B6F9 #F9A764

analogous

#64F9F2 #64B6F9 #646BF9

triadic

#64B6F9 #F964B6 #B6F964

tetradic

#64B6F9 #F264F9 #F9A764 #6BF964

square

#64B6F9 #F264F9 #F9A764 #6BF964

split-complementary

#64B6F9 #F9646B #F9F264

monochromatic

#087CDA #299AF7 #64B6F9 #9FD2FB #DAEDFE

Accessibility & contrast

On white

2.19

#64B6F9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.60

#64B6F9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B6F9

9.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B6F9	#FFFFFF	#000000	##000000
##64B6F9	1.00	2.19	9.60	9.60
#FFFFFF	2.19	1.00	21.00	21.00
#000000	9.60	21.00	1.00	1.00
##000000	9.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#99B7FC

Deuteranopia (green-blind)

#85A9F8

Tritanopia (blue-blind)

#00C6CD

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #64b6f9;
/* rgb */ color: rgb(100, 182, 249);
/* oklch */ color: oklch(75.2% 0.126 245.3);

Tailwind

colors: {
  custom: {
    50: '#9ccbfb',
    500: '#64b6f9',
    950: '#000000',
  },
}

SCSS

$custom: #64b6f9;
$custom-light: #9ccbfb;
$custom-dark: #000000;

JSON

{
  "hex": "#64b6f9",
  "rgb": {
    "r": 100,
    "g": 182,
    "b": 249
  },
  "hsl": {
    "h": 206.98,
    "s": 92.547,
    "l": 68.431
  },
  "oklch": {
    "l": 0.75181,
    "c": 0.1261,
    "h": 245.3
  },
  "luminance": 0.43005
}

Semantic roles & 50–950 ramp

primary

#64B6F9

secondary

#F3DAC6

accent

#6700E6

background

#FAFCFF

surface

#F4F8FF

border

#CED1D7

text

#0F1317

muted

#7F8285

Preview Lab

Preview with #64B6F9

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

Preview Lab → · Contrast checker → · Palette generator →