#81ACE7#81ACE7
#81ACE7 is a light, moderate cyan. Relative luminance 0.399; OKLCH L 73.6% C 0.098 H 256.5°. Best body text is #000000 at 8.99:1 contrast (WCAG AA passes).
Color values
| HEX | #81ACE7 |
|---|---|
| RGB | rgb(129, 172, 231) |
| HSL | hsl(215, 68%, 71%) |
| HSV | hsv(215, 44%, 91%) |
| CMYK | cmyk(44.2%, 25.5%, 0%, 9.4%) |
| CIE-LAB | lab(69.43, 0.85, -34.14) |
| CIE-LCH | lch(69.43, 34.15, 271.43°) |
| OKLab | oklab(73.63% -0.023 -0.0952) |
| OKLCH | oklch(73.63% 0.098 256.5) |
| XYZ | xyz(38.2248, 39.9393, 81.2807) |
| Luminance | 0.3994 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Carolina Blue
#8AB8FE
ΔE00 3.71
Sky Blue (survey)
#75BBFD
ΔE00 5.92
Pastel Blue
#A2BFFE
ΔE00 6.70
Cornflowerblue
#6495ED
ΔE00 6.77
Periwinkle Blue
#8F99FB
ΔE00 8.29
Light Grey Blue
#9DBCD4
ΔE00 8.57
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#81ACE7 #E7BC81
analogous
#81DFE7 #81ACE7 #8981E7
triadic
#81ACE7 #E781AC #ACE781
tetradic
#81ACE7 #E781DF #E7BC81 #81E789
square
#81ACE7 #E781DF #E7BC81 #81E789
split-complementary
#81ACE7 #E78981 #DFE781
monochromatic
#266AC8 #4E8ADD #81ACE7 #B4CEF1 #E5EEFA
Accessibility & contrast
On white
2.34
#81ACE7 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
8.99
#81ACE7 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #81ACE7
8.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##81ACE7 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##81ACE7 | 1.00 | 2.34 | 8.99 | 8.99 |
| #FFFFFF | 2.34 | 1.00 | 21.00 | 21.00 |
| #000000 | 8.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 8.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#96AFEA
Deuteranopia (green-blind)
#8AA5E6
Tritanopia (blue-blind)
#5AB9C0
Achromatopsia (no color)
#AAAAAA
Design tokens & code
CSS
--color: #81ace7; /* rgb */ color: rgb(129, 172, 231); /* oklch */ color: oklch(73.6% 0.098 256.5);
Tailwind
colors: {
custom: {
50: '#aac4ef',
500: '#81ace7',
950: '#000000',
},
}SCSS
$custom: #81ace7; $custom-light: #aac4ef; $custom-dark: #000000;
JSON
{
"hex": "#81ace7",
"rgb": {
"r": 129,
"g": 172,
"b": 231
},
"hsl": {
"h": 214.706,
"s": 68,
"l": 70.588
},
"oklch": {
"l": 0.73629,
"c": 0.09796,
"h": 256.5
},
"luminance": 0.39942
}Semantic roles & 50–950 ramp
primary
#81ACE7
secondary
#F0E4D4
accent
#8116D0
background
#FAFCFE
surface
#F4F8FD
border
#CED1D5
text
#101216
muted
#7F8184