#64C1FA#64C1FA
#64C1FA is a light, vivid cyan. Relative luminance 0.478; OKLCH L 77.7% C 0.120 H 237.9°. Best body text is #000000 at 10.55:1 contrast (WCAG AA passes).
Color values
| HEX | #64C1FA |
|---|---|
| RGB | rgb(100, 193, 250) |
| HSL | hsl(203, 94%, 69%) |
| HSV | hsv(203, 60%, 98%) |
| CMYK | cmyk(60%, 22.8%, 0%, 2%) |
| CIE-LAB | lab(74.67, -11.25, -36.42) |
| CIE-LCH | lch(74.67, 38.12, 252.83°) |
| OKLab | oklab(77.65% -0.0639 -0.1021) |
| OKLCH | oklch(77.65% 0.12 237.9) |
| XYZ | xyz(41.5743, 47.7474, 97.4492) |
| Luminance | 0.4775 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Lightblue (survey)
#7BC8F6
ΔE00 2.95
Sky
#82CAFC
ΔE00 3.48
Deepskyblue
#00BFFF
ΔE00 4.35
Lightskyblue
#87CEFA
ΔE00 4.55
Sky Blue (survey)
#75BBFD
ΔE00 4.60
Light Blue
#95D0FC
ΔE00 6.01
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#64C1FA #FA9D64
analogous
#64FAE8 #64C1FA #6476FA
triadic
#64C1FA #FA64C1 #C1FA64
tetradic
#64C1FA #E864FA #FA9D64 #76FA64
square
#64C1FA #E864FA #FA9D64 #76FA64
split-complementary
#64C1FA #FA6476 #FAE864
monochromatic
#078BDC #29A9F8 #64C1FA #9FD9FC #DBF0FE
Accessibility & contrast
On white
1.99
#64C1FA on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
10.55
#64C1FA on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #64C1FA
10.55:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##64C1FA | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##64C1FA | 1.00 | 1.99 | 10.55 | 10.55 |
| #FFFFFF | 1.99 | 1.00 | 21.00 | 21.00 |
| #000000 | 10.55 | 21.00 | 1.00 | 1.00 |
| ##000000 | 10.55 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#A7C0FD
Deuteranopia (green-blind)
#92B1F9
Tritanopia (blue-blind)
#00D0D4
Achromatopsia (no color)
#B8B8B8
Design tokens & code
CSS
--color: #64c1fa; /* rgb */ color: rgb(100, 193, 250); /* oklch */ color: oklch(77.7% 0.120 237.9);
Tailwind
colors: {
custom: {
50: '#9cd3fc',
500: '#64c1fa',
950: '#000000',
},
}SCSS
$custom: #64c1fa; $custom-light: #9cd3fc; $custom-dark: #000000;
JSON
{
"hex": "#64c1fa",
"rgb": {
"r": 100,
"g": 193,
"b": 250
},
"hsl": {
"h": 202.8,
"s": 93.75,
"l": 68.627
},
"oklch": {
"l": 0.77654,
"c": 0.12041,
"h": 237.9
},
"luminance": 0.47751
}Semantic roles & 50–950 ramp
primary
#64C1FA
secondary
#F3D8C7
accent
#5700E6
background
#FAFCFF
surface
#F4F9FF
border
#CED2D7
text
#0F1417
muted
#7F8285