#4B7ACF#4B7ACF
#4B7ACF is a mid, vivid blue. Relative luminance 0.199; OKLCH L 58.7% C 0.140 H 261.3°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).
Color values
| HEX | #4B7ACF |
|---|---|
| RGB | rgb(75, 122, 207) |
| HSL | hsl(219, 58%, 55%) |
| HSV | hsv(219, 64%, 81%) |
| CMYK | cmyk(63.8%, 41.1%, 0%, 18.8%) |
| CIE-LAB | lab(51.74, 10.84, -48.75) |
| CIE-LCH | lch(51.74, 49.94, 282.54°) |
| OKLab | oklab(58.74% -0.0212 -0.1389) |
| OKLCH | oklch(58.74% 0.14 261.3) |
| XYZ | xyz(21.1197, 19.9179, 61.7509) |
| Luminance | 0.1992 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Windows Blue
#3778BF
ΔE00 4.10
Cornflower Blue
#5170D7
ΔE00 4.42
Deep Sky Blue
#0D75F8
ΔE00 4.48
Clear Blue
#247AFD
ΔE00 4.65
Lightish Blue
#3D7AFD
ΔE00 4.90
Cerulean Blue
#056EEE
ΔE00 5.21
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4B7ACF #CFA04B
analogous
#4BBCCF #4B7ACF #5E4BCF
triadic
#4B7ACF #CF4B7A #7ACF4B
tetradic
#4B7ACF #CF4BBC #CFA04B #4BCF5E
square
#4B7ACF #CF4BBC #CFA04B #4BCF5E
split-complementary
#4B7ACF #CF5E4B #BCCF4B
monochromatic
#22437E #2E5CAE #4B7ACF #7B9EDC #ACC1E9
Accessibility & contrast
On white
4.21
#4B7ACF on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.98
#4B7ACF on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4B7ACF
4.98:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4B7ACF | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4B7ACF | 1.00 | 4.21 | 4.98 | 4.98 |
| #FFFFFF | 4.21 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.98 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.98 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5482D2
Deuteranopia (green-blind)
#4076CD
Tritanopia (blue-blind)
#008D9A
Achromatopsia (no color)
#7B7B7B
Design tokens & code
CSS
--color: #4b7acf; /* rgb */ color: rgb(75, 122, 207); /* oklch */ color: oklch(58.7% 0.140 261.3);
Tailwind
colors: {
custom: {
50: '#8aa0de',
500: '#4b7acf',
950: '#000000',
},
}SCSS
$custom: #4b7acf; $custom-light: #8aa0de; $custom-dark: #000000;
JSON
{
"hex": "#4b7acf",
"rgb": {
"r": 75,
"g": 122,
"b": 207
},
"hsl": {
"h": 218.636,
"s": 57.895,
"l": 55.294
},
"oklch": {
"l": 0.5874,
"c": 0.14048,
"h": 261.3
},
"luminance": 0.1992
}Semantic roles & 50–950 ramp
primary
#4B7ACF
secondary
#D6C39F
accent
#AA47E1
background
#F9F9FD
surface
#F1F2FB
border
#CBCCD4
text
#0D0E15
muted
#7E7E83