#4B7CCC#4B7CCC
#4B7CCC is a mid, vivid blue. Relative luminance 0.203; OKLCH L 59.0% C 0.134 H 259.7°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).
Color values
| HEX | #4B7CCC |
|---|---|
| RGB | rgb(75, 124, 204) |
| HSL | hsl(217, 56%, 55%) |
| HSV | hsv(217, 63%, 80%) |
| CMYK | cmyk(63.2%, 39.2%, 0%, 20%) |
| CIE-LAB | lab(52.14, 8.59, -46.41) |
| CIE-LCH | lch(52.14, 47.20, 280.48°) |
| OKLab | oklab(58.99% -0.0239 -0.132) |
| OKLCH | oklch(58.99% 0.134 259.7) |
| XYZ | xyz(21.0045, 20.2688, 59.9204) |
| Luminance | 0.2027 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Windows Blue
#3778BF
ΔE00 3.77
Deep Sky Blue
#0D75F8
ΔE00 4.76
Clear Blue
#247AFD
ΔE00 4.77
Cool Blue
#4984B8
ΔE00 4.88
Off Blue
#5684AE
ΔE00 4.88
Steel Blue
#4682B4
ΔE00 5.12
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4B7CCC #CC9B4B
analogous
#4BBDCC #4B7CCC #5A4BCC
triadic
#4B7CCC #CC4B7C #7CCC4B
tetradic
#4B7CCC #CC4BBD #CC9B4B #4BCC5A
square
#4B7CCC #CC4BBD #CC9B4B #4BCC5A
split-complementary
#4B7CCC #CC5A4B #BDCC4B
monochromatic
#23447A #305EAA #4B7CCC #7B9FDA #AAC1E7
Accessibility & contrast
On white
4.15
#4B7CCC on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.05
#4B7CCC on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4B7CCC
5.05:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4B7CCC | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4B7CCC | 1.00 | 4.15 | 5.05 | 5.05 |
| #FFFFFF | 4.15 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.05 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.05 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5983CF
Deuteranopia (green-blind)
#4677CA
Tritanopia (blue-blind)
#008E9A
Achromatopsia (no color)
#7C7C7C
Design tokens & code
CSS
--color: #4b7ccc; /* rgb */ color: rgb(75, 124, 204); /* oklch */ color: oklch(59.0% 0.134 259.7);
Tailwind
colors: {
custom: {
50: '#89a1dc',
500: '#4b7ccc',
950: '#000000',
},
}SCSS
$custom: #4b7ccc; $custom-light: #89a1dc; $custom-dark: #000000;
JSON
{
"hex": "#4b7ccc",
"rgb": {
"r": 75,
"g": 124,
"b": 204
},
"hsl": {
"h": 217.209,
"s": 55.844,
"l": 54.706
},
"oklch": {
"l": 0.58993,
"c": 0.13414,
"h": 259.7
},
"luminance": 0.20271
}Semantic roles & 50–950 ramp
primary
#4B7CCC
secondary
#D5C09E
accent
#A649DF
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0D0E15
muted
#7D7E83