#6581FC#6581FC
#6581FC is a light, vivid blue. Relative luminance 0.255; OKLCH L 64.4% C 0.185 H 270.8°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).
Color values
| HEX | #6581FC |
|---|---|
| RGB | rgb(101, 129, 252) |
| HSL | hsl(229, 96%, 69%) |
| HSV | hsv(229, 60%, 99%) |
| CMYK | cmyk(59.9%, 48.8%, 0%, 1.2%) |
| CIE-LAB | lab(57.55, 26.33, -64.55) |
| CIE-LCH | lch(57.55, 69.71, 292.19°) |
| OKLab | oklab(64.39% 0.0025 -0.1847) |
| OKLCH | oklch(64.39% 0.185 270.8) |
| XYZ | xyz(30.7819, 25.4930, 95.3751) |
| Luminance | 0.2550 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower
#6A79F7
ΔE00 2.97
Soft Blue
#6488EA
ΔE00 3.37
Lightish Blue
#3D7AFD
ΔE00 4.69
Dodger Blue
#3E82FC
ΔE00 5.09
Clear Blue
#247AFD
ΔE00 6.38
Lavender Blue
#8B88F8
ΔE00 6.46
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#6581FC #FCE065
analogous
#65CDFC #6581FC #9565FC
triadic
#6581FC #FC6581 #81FC65
tetradic
#6581FC #FC65CD #FCE065 #65FC95
square
#6581FC #FC65CD #FCE065 #65FC95
split-complementary
#6581FC #FC9565 #CDFC65
monochromatic
#042EE2 #2950FB #6581FC #A1B2FD #DDE3FE
Accessibility & contrast
On white
3.44
#6581FC on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.10
#6581FC on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #6581FC
6.10:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##6581FC | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##6581FC | 1.00 | 3.44 | 6.10 | 6.10 |
| #FFFFFF | 3.44 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.10 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.10 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4091FF
Deuteranopia (green-blind)
#2084F9
Tritanopia (blue-blind)
#009DB3
Achromatopsia (no color)
#8A8A8A
Design tokens & code
CSS
--color: #6581fc; /* rgb */ color: rgb(101, 129, 252); /* oklch */ color: oklch(64.4% 0.185 270.8);
Tailwind
colors: {
custom: {
50: '#9da5fe',
500: '#6581fc',
950: '#000000',
},
}SCSS
$custom: #6581fc; $custom-light: #9da5fe; $custom-dark: #000000;
JSON
{
"hex": "#6581fc",
"rgb": {
"r": 101,
"g": 129,
"b": 252
},
"hsl": {
"h": 228.874,
"s": 96.178,
"l": 69.216
},
"oklch": {
"l": 0.64389,
"c": 0.18471,
"h": 270.8
},
"luminance": 0.25495
}Semantic roles & 50–950 ramp
primary
#6581FC
secondary
#F4ECC8
accent
#BB00E6
background
#FAFAFF
surface
#F4F4FF
border
#CECED7
text
#0F0F18
muted
#7F7F86