#3F69CA#3F69CA
#3F69CA is a mid, vivid blue. Relative luminance 0.154; OKLCH L 54.2% C 0.158 H 264.2°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).
Color values
| HEX | #3F69CA |
|---|---|
| RGB | rgb(63, 105, 202) |
| HSL | hsl(222, 57%, 52%) |
| HSV | hsv(222, 69%, 79%) |
| CMYK | cmyk(68.8%, 48%, 0%, 20.8%) |
| CIE-LAB | lab(46.21, 17.71, -54.78) |
| CIE-LCH | lch(46.21, 57.58, 287.91°) |
| OKLab | oklab(54.24% -0.0159 -0.1571) |
| OKLCH | oklch(54.24% 0.158 264.2) |
| XYZ | xyz(17.7584, 15.4224, 57.9066) |
| Luminance | 0.1542 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Royal Blue
#4169E1
ΔE00 3.12
French Blue
#436BAD
ΔE00 3.57
Cornflower Blue
#5170D7
ΔE00 3.82
Cerulean Blue
#056EEE
ΔE00 4.78
Medium Blue
#2C6FBB
ΔE00 5.00
Denim
#1560BD
ΔE00 5.02
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3F69CA #CAA03F
analogous
#3FAECA #3F69CA #5B3FCA
triadic
#3F69CA #CA3F69 #69CA3F
tetradic
#3F69CA #CA3FAE #CAA03F #3FCA5B
square
#3F69CA #CA3FAE #CAA03F #3FCA5B
split-complementary
#3F69CA #CA5B3F #AECA3F
monochromatic
#1F3770 #2C4FA0 #3F69CA #6F8ED7 #9FB4E4
Accessibility & contrast
On white
5.14
#3F69CA on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.08
#3F69CA on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #3F69CA
5.14:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3F69CA | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3F69CA | 1.00 | 5.14 | 4.08 | 5.14 |
| #FFFFFF | 5.14 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.08 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.14 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3574CE
Deuteranopia (green-blind)
#1067C8
Tritanopia (blue-blind)
#008090
Achromatopsia (no color)
#6D6D6D
Design tokens & code
CSS
--color: #3f69ca; /* rgb */ color: rgb(63, 105, 202); /* oklch */ color: oklch(54.2% 0.158 264.2);
Tailwind
colors: {
custom: {
50: '#8493db',
500: '#3f69ca',
950: '#000000',
},
}SCSS
$custom: #3f69ca; $custom-light: #8493db; $custom-dark: #000000;
JSON
{
"hex": "#3f69ca",
"rgb": {
"r": 63,
"g": 105,
"b": 202
},
"hsl": {
"h": 221.871,
"s": 56.735,
"l": 51.961
},
"oklch": {
"l": 0.54239,
"c": 0.15787,
"h": 264.2
},
"luminance": 0.15424
}Semantic roles & 50–950 ramp
primary
#3F69CA
secondary
#D1BE94
accent
#B248E0
background
#F8F9FD
surface
#F0F1FB
border
#CBCBD4
text
#0C0D15
muted
#7D7E83