#3F6CC2#3F6CC2
#3F6CC2 is a mid, vivid blue. Relative luminance 0.157; OKLCH L 54.3% C 0.143 H 262.0°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).
Color values
| HEX | #3F6CC2 |
|---|---|
| RGB | rgb(63, 108, 194) |
| HSL | hsl(219, 52%, 50%) |
| HSV | hsv(219, 68%, 76%) |
| CMYK | cmyk(67.5%, 44.3%, 0%, 23.9%) |
| CIE-LAB | lab(46.55, 12.93, -49.64) |
| CIE-LCH | lch(46.55, 51.29, 284.60°) |
| OKLab | oklab(54.34% -0.02 -0.1419) |
| OKLCH | oklch(54.34% 0.143 262) |
| XYZ | xyz(17.1466, 15.6752, 53.1505) |
| Luminance | 0.1568 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
French Blue
#436BAD
ΔE00 2.47
Medium Blue
#2C6FBB
ΔE00 3.64
Mid Blue
#276AB3
ΔE00 4.16
Cornflower Blue
#5170D7
ΔE00 4.35
Royal Blue
#4169E1
ΔE00 4.36
Cerulean Blue
#056EEE
ΔE00 4.88
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3F6CC2 #C2953F
analogous
#3FAEC2 #3F6CC2 #533FC2
triadic
#3F6CC2 #C23F6C #6CC23F
tetradic
#3F6CC2 #C23FAE #C2953F #3FC253
square
#3F6CC2 #C23FAE #C2953F #3FC253
split-complementary
#3F6CC2 #C2533F #AEC23F
monochromatic
#203866 #2F5295 #3F6CC2 #6D90D1 #9CB3E0
Accessibility & contrast
On white
5.08
#3F6CC2 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.14
#3F6CC2 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #3F6CC2
5.08:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3F6CC2 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3F6CC2 | 1.00 | 5.08 | 4.14 | 5.08 |
| #FFFFFF | 5.08 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.14 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.08 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4275C5
Deuteranopia (green-blind)
#2B69C0
Tritanopia (blue-blind)
#00808D
Achromatopsia (no color)
#6E6E6E
Design tokens & code
CSS
--color: #3f6cc2; /* rgb */ color: rgb(63, 108, 194); /* oklch */ color: oklch(54.3% 0.143 262.0);
Tailwind
colors: {
custom: {
50: '#8295d5',
500: '#3f6cc2',
950: '#000000',
},
}SCSS
$custom: #3f6cc2; $custom-light: #8295d5; $custom-dark: #000000;
JSON
{
"hex": "#3f6cc2",
"rgb": {
"r": 63,
"g": 108,
"b": 194
},
"hsl": {
"h": 219.389,
"s": 51.779,
"l": 50.392
},
"oklch": {
"l": 0.54339,
"c": 0.14328,
"h": 262
},
"luminance": 0.15677
}Semantic roles & 50–950 ramp
primary
#3F6CC2
secondary
#CCB891
accent
#AA4DDB
background
#F8F9FD
surface
#F0F1FA
border
#CBCBD3
text
#0C0D14
muted
#7D7E83