#4B61CF#4B61CF
#4B61CF is a mid, vivid blue. Relative luminance 0.145; OKLCH L 53.6% C 0.171 H 271.0°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).
Color values
| HEX | #4B61CF |
|---|---|
| RGB | rgb(75, 97, 207) |
| HSL | hsl(230, 58%, 55%) |
| HSV | hsv(230, 64%, 81%) |
| CMYK | cmyk(63.8%, 53.1%, 0%, 18.8%) |
| CIE-LAB | lab(45.01, 26.45, -59.56) |
| CIE-LCH | lch(45.01, 65.17, 293.95°) |
| OKLab | oklab(53.6% 0.003 -0.171) |
| OKLCH | oklch(53.6% 0.171 271) |
| XYZ | xyz(18.4350, 14.5486, 60.8560) |
| Luminance | 0.1455 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Warm Blue
#4B57DB
ΔE00 3.71
Royal Blue
#4169E1
ΔE00 3.84
Azul
#1D5DEC
ΔE00 4.32
Dark Periwinkle
#665FD1
ΔE00 4.83
Cornflower Blue
#5170D7
ΔE00 5.27
Iris
#6258C4
ΔE00 5.65
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4B61CF #CFB94B
analogous
#4BA3CF #4B61CF #774BCF
triadic
#4B61CF #CF4B61 #61CF4B
tetradic
#4B61CF #CF4BA3 #CFB94B #4BCF77
square
#4B61CF #CF4BA3 #CFB94B #4BCF77
split-complementary
#4B61CF #CF774B #A3CF4B
monochromatic
#22317E #2E44AE #4B61CF #7B8BDC #ACB6E9
Accessibility & contrast
On white
5.37
#4B61CF on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.91
#4B61CF on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #4B61CF
5.37:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4B61CF | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##4B61CF | 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)
#1771D3
Deuteranopia (green-blind)
#0065CD
Tritanopia (blue-blind)
#007B8F
Achromatopsia (no color)
#6A6A6A
Design tokens & code
CSS
--color: #4b61cf; /* rgb */ color: rgb(75, 97, 207); /* oklch */ color: oklch(53.6% 0.171 271.0);
Tailwind
colors: {
custom: {
50: '#8a8dde',
500: '#4b61cf',
950: '#000000',
},
}SCSS
$custom: #4b61cf; $custom-light: #8a8dde; $custom-dark: #000000;
JSON
{
"hex": "#4b61cf",
"rgb": {
"r": 75,
"g": 97,
"b": 207
},
"hsl": {
"h": 230,
"s": 57.895,
"l": 55.294
},
"oklch": {
"l": 0.53598,
"c": 0.171,
"h": 271
},
"luminance": 0.1455
}Semantic roles & 50–950 ramp
primary
#4B61CF
secondary
#D6CD9F
accent
#C747E1
background
#F9F8FD
surface
#F1F0FB
border
#CBCBD4
text
#0D0C15
muted
#7E7D83