#3F69FF#3F69FF
#3F69FF is a mid, highly saturated blue. Relative luminance 0.184; OKLCH L 58.2% C 0.227 H 266.9°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).
Color values
| HEX | #3F69FF |
|---|---|
| RGB | rgb(63, 105, 255) |
| HSL | hsl(227, 100%, 62%) |
| HSV | hsv(227, 75%, 100%) |
| CMYK | cmyk(75.3%, 58.8%, 0%, 0%) |
| CIE-LAB | lab(49.95, 36.71, -78.61) |
| CIE-LCH | lch(49.95, 86.76, 295.03°) |
| OKLab | oklab(58.24% -0.0122 -0.2271) |
| OKLCH | oklch(58.24% 0.227 266.9) |
| XYZ | xyz(25.1452, 18.3771, 96.8103) |
| Luminance | 0.1838 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Bright Blue
#0165FC
ΔE00 3.27
Royal Blue
#4169E1
ΔE00 3.75
Cornflower Blue
#5170D7
ΔE00 5.02
Azul
#1D5DEC
ΔE00 5.43
Cerulean Blue
#056EEE
ΔE00 5.44
Lightish Blue
#3D7AFD
ΔE00 5.88
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3F69FF #FFD53F
analogous
#3FC9FF #3F69FF #753FFF
triadic
#3F69FF #FF3F69 #69FF3F
tetradic
#3F69FF #FF3FC9 #FFD53F #3FFF75
square
#3F69FF #FF3FC9 #FFD53F #3FFF75
split-complementary
#3F69FF #FF753F #C9FF3F
monochromatic
#002BC4 #0239FF #3F69FF #7C99FF #B9C9FF
Accessibility & contrast
On white
4.49
#3F69FF on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.68
#3F69FF on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #3F69FF
4.68:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3F69FF | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##3F69FF | 1.00 | 4.49 | 4.68 | 4.68 |
| #FFFFFF | 4.49 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.68 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.68 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0080FF
Deuteranopia (green-blind)
#006EFC
Tritanopia (blue-blind)
#008FAA
Achromatopsia (no color)
#777777
Design tokens & code
CSS
--color: #3f69ff; /* rgb */ color: rgb(63, 105, 255); /* oklch */ color: oklch(58.2% 0.227 266.9);
Tailwind
colors: {
custom: {
50: '#8f93ff',
500: '#3f69ff',
950: '#000000',
},
}SCSS
$custom: #3f69ff; $custom-light: #8f93ff; $custom-dark: #000000;
JSON
{
"hex": "#3f69ff",
"rgb": {
"r": 63,
"g": 105,
"b": 255
},
"hsl": {
"h": 226.875,
"s": 100,
"l": 62.353
},
"oklch": {
"l": 0.58244,
"c": 0.22745,
"h": 266.9
},
"luminance": 0.1838
}Semantic roles & 50–950 ramp
primary
#3F69FF
secondary
#F0E1AA
accent
#B300E6
background
#F9F9FF
surface
#F2F1FF
border
#CCCBD7
text
#0E0D18
muted
#7E7E86