#4163CF#4163CF
#4163CF is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.5% C 0.171 H 267.2°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).
Color values
| HEX | #4163CF |
|---|---|
| RGB | rgb(65, 99, 207) |
| HSL | hsl(226, 60%, 53%) |
| HSV | hsv(226, 69%, 81%) |
| CMYK | cmyk(68.6%, 52.2%, 0%, 18.8%) |
| CIE-LAB | lab(45.01, 23.62, -59.58) |
| CIE-LCH | lch(45.01, 64.09, 291.62°) |
| OKLab | oklab(53.46% -0.0083 -0.1712) |
| OKLCH | oklch(53.46% 0.171 267.2) |
| XYZ | xyz(17.9004, 14.5507, 60.8846) |
| Luminance | 0.1455 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Royal Blue
#4169E1
ΔE00 3.07
Azul
#1D5DEC
ΔE00 3.86
Cornflower Blue
#5170D7
ΔE00 4.77
Warm Blue
#4B57DB
ΔE00 5.04
Bright Blue
#0165FC
ΔE00 5.28
French Blue
#436BAD
ΔE00 5.31
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4163CF #CFAD41
analogous
#41AACF #4163CF #6641CF
triadic
#4163CF #CF4163 #63CF41
tetradic
#4163CF #CF41AA #CFAD41 #41CF66
square
#4163CF #CF41AA #CFAD41 #41CF66
split-complementary
#4163CF #CF6641 #AACF41
monochromatic
#1E3477 #2B49A8 #4163CF #728BDB #A3B3E8
Accessibility & contrast
On white
5.37
#4163CF on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.91
#4163CF on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #4163CF
5.37:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4163CF | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##4163CF | 1.00 | 5.37 | 3.91 | 5.37 |
| #FFFFFF | 5.37 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.91 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.37 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#1C71D3
Deuteranopia (green-blind)
#0064CD
Tritanopia (blue-blind)
#007D8F
Achromatopsia (no color)
#6A6A6A
Design tokens & code
CSS
--color: #4163cf; /* rgb */ color: rgb(65, 99, 207); /* oklch */ color: oklch(53.5% 0.171 267.2);
Tailwind
colors: {
custom: {
50: '#868ede',
500: '#4163cf',
950: '#000000',
},
}SCSS
$custom: #4163cf; $custom-light: #868ede; $custom-dark: #000000;
JSON
{
"hex": "#4163cf",
"rgb": {
"r": 65,
"g": 99,
"b": 207
},
"hsl": {
"h": 225.634,
"s": 59.664,
"l": 53.333
},
"oklch": {
"l": 0.5346,
"c": 0.17142,
"h": 267.2
},
"luminance": 0.14552
}Semantic roles & 50–950 ramp
primary
#4163CF
secondary
#D4C697
accent
#BD45E3
background
#F8F8FD
surface
#F0F0FB
border
#CBCBD4
text
#0C0C15
muted
#7D7D83