#4B7DCF#4B7DCF
#4B7DCF is a mid, vivid blue. Relative luminance 0.207; OKLCH L 59.4% C 0.137 H 259.8°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).
Color values
| HEX | #4B7DCF |
|---|---|
| RGB | rgb(75, 125, 207) |
| HSL | hsl(217, 58%, 55%) |
| HSV | hsv(217, 64%, 81%) |
| CMYK | cmyk(63.8%, 39.6%, 0%, 18.8%) |
| CIE-LAB | lab(52.58, 9.01, -47.41) |
| CIE-LCH | lch(52.58, 48.26, 280.76°) |
| OKLab | oklab(59.39% -0.0243 -0.1349) |
| OKLCH | oklch(59.39% 0.137 259.8) |
| XYZ | xyz(21.4938, 20.6661, 61.8756) |
| Luminance | 0.2067 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Windows Blue
#3778BF
ΔE00 4.06
Clear Blue
#247AFD
ΔE00 4.50
Deep Sky Blue
#0D75F8
ΔE00 4.67
Cool Blue
#4984B8
ΔE00 4.81
Off Blue
#5684AE
ΔE00 4.86
Dodger Blue
#3E82FC
ΔE00 4.91
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4B7DCF #CF9D4B
analogous
#4BBFCF #4B7DCF #5B4BCF
triadic
#4B7DCF #CF4B7D #7DCF4B
tetradic
#4B7DCF #CF4BBF #CF9D4B #4BCF5B
square
#4B7DCF #CF4BBF #CF9D4B #4BCF5B
split-complementary
#4B7DCF #CF5B4B #BFCF4B
monochromatic
#22457E #2E5FAE #4B7DCF #7BA0DC #ACC3E9
Accessibility & contrast
On white
4.09
#4B7DCF on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.13
#4B7DCF on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4B7DCF
5.13:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4B7DCF | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4B7DCF | 1.00 | 4.09 | 5.13 | 5.13 |
| #FFFFFF | 4.09 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.13 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.13 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5984D2
Deuteranopia (green-blind)
#4578CD
Tritanopia (blue-blind)
#00909C
Achromatopsia (no color)
#7D7D7D
Design tokens & code
CSS
--color: #4b7dcf; /* rgb */ color: rgb(75, 125, 207); /* oklch */ color: oklch(59.4% 0.137 259.8);
Tailwind
colors: {
custom: {
50: '#89a2de',
500: '#4b7dcf',
950: '#000000',
},
}SCSS
$custom: #4b7dcf; $custom-light: #89a2de; $custom-dark: #000000;
JSON
{
"hex": "#4b7dcf",
"rgb": {
"r": 75,
"g": 125,
"b": 207
},
"hsl": {
"h": 217.273,
"s": 57.895,
"l": 55.294
},
"oklch": {
"l": 0.59389,
"c": 0.13708,
"h": 259.8
},
"luminance": 0.20668
}Semantic roles & 50–950 ramp
primary
#4B7DCF
secondary
#D6C29F
accent
#A747E1
background
#F9F9FD
surface
#F1F2FB
border
#CBCCD4
text
#0D0F15
muted
#7E7E83