#64B4F8#64B4F8

#64B4F8 is a light, vivid cyan. Relative luminance 0.421; OKLCH L 74.7% C 0.126 H 246.2°. Best body text is #000000 at 9.43:1 contrast (WCAG AA passes).

Color values

HEX	#64B4F8
RGB	rgb(100, 180, 248)
HSL	hsl(208, 91%, 68%)
HSV	hsv(208, 60%, 97%)
CMYK	cmyk(59.7%, 27.4%, 0%, 2.7%)
CIE-LAB	lab(70.96, -4.82, -41.11)
CIE-LCH	lch(70.96, 41.39, 263.31°)
OKLab	oklab(74.69% -0.051 -0.1157)
OKLCH	oklch(74.69% 0.126 246.2)
XYZ	xyz(38.5138, 42.1256, 94.8901)
Luminance	0.4213 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B4F8 #F8A864

analogous

#64F8F2 #64B4F8 #646AF8

triadic

#64B4F8 #F864B4 #B4F864

tetradic

#64B4F8 #F264F8 #F8A864 #6AF864

square

#64B4F8 #F264F8 #F8A864 #6AF864

split-complementary

#64B4F8 #F8646A #F8F264

monochromatic

#0A79D8 #2998F5 #64B4F8 #9FD0FB #D9EDFD

Accessibility & contrast

On white

2.23

#64B4F8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.43

#64B4F8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B4F8

9.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B4F8	#FFFFFF	#000000	##000000
##64B4F8	1.00	2.23	9.43	9.43
#FFFFFF	2.23	1.00	21.00	21.00
#000000	9.43	21.00	1.00	1.00
##000000	9.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#97B6FB

Deuteranopia (green-blind)

#83A7F7

Tritanopia (blue-blind)

#00C4CC

Achromatopsia (no color)

#AEAEAE

Design tokens & code

CSS

--color: #64b4f8;
/* rgb */ color: rgb(100, 180, 248);
/* oklch */ color: oklch(74.7% 0.126 246.2);

Tailwind

colors: {
  custom: {
    50: '#9ccafb',
    500: '#64b4f8',
    950: '#000000',
  },
}

SCSS

$custom: #64b4f8;
$custom-light: #9ccafb;
$custom-dark: #000000;

JSON

{
  "hex": "#64b4f8",
  "rgb": {
    "r": 100,
    "g": 180,
    "b": 248
  },
  "hsl": {
    "h": 207.568,
    "s": 91.358,
    "l": 68.235
  },
  "oklch": {
    "l": 0.74695,
    "c": 0.12642,
    "h": 246.2
  },
  "luminance": 0.42129
}

Semantic roles & 50–950 ramp

primary

#64B4F8

secondary

#F2DAC5

accent

#6900E6

background

#FAFCFF

surface

#F4F8FF

border

#CED1D7

text

#0F1317

muted

#7F8285

Preview Lab

Preview with #64B4F8

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

Preview Lab → · Contrast checker → · Palette generator →