#4B77CA#4B77CA
#4B77CA is a mid, vivid blue. Relative luminance 0.190; OKLCH L 57.8% C 0.137 H 261.9°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).
Color values
| HEX | #4B77CA |
|---|---|
| RGB | rgb(75, 119, 202) |
| HSL | hsl(219, 55%, 54%) |
| HSV | hsv(219, 63%, 79%) |
| CMYK | cmyk(62.9%, 41.1%, 0%, 20.8%) |
| CIE-LAB | lab(50.63, 10.96, -47.67) |
| CIE-LCH | lch(50.63, 48.92, 282.95°) |
| OKLab | oklab(57.79% -0.0192 -0.1357) |
| OKLCH | oklch(57.79% 0.137 261.9) |
| XYZ | xyz(20.1554, 18.9519, 58.4616) |
| Luminance | 0.1895 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 3.71
Windows Blue
#3778BF
ΔE00 4.02
Deep Sky Blue
#0D75F8
ΔE00 4.90
Cerulean Blue
#056EEE
ΔE00 4.95
Medium Blue
#2C6FBB
ΔE00 5.25
Clear Blue
#247AFD
ΔE00 5.47
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4B77CA #CA9E4B
analogous
#4BB6CA #4B77CA #5F4BCA
triadic
#4B77CA #CA4B77 #77CA4B
tetradic
#4B77CA #CA4BB6 #CA9E4B #4BCA5F
square
#4B77CA #CA4BB6 #CA9E4B #4BCA5F
split-complementary
#4B77CA #CA5F4B #B6CA4B
monochromatic
#234077 #315AA7 #4B77CA #7A9BD8 #AABEE6
Accessibility & contrast
On white
4.38
#4B77CA on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.79
#4B77CA on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4B77CA
4.79:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4B77CA | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4B77CA | 1.00 | 4.38 | 4.79 | 4.79 |
| #FFFFFF | 4.38 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.79 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.79 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#527FCD
Deuteranopia (green-blind)
#3F73C8
Tritanopia (blue-blind)
#008A97
Achromatopsia (no color)
#797979
Design tokens & code
CSS
--color: #4b77ca; /* rgb */ color: rgb(75, 119, 202); /* oklch */ color: oklch(57.8% 0.137 261.9);
Tailwind
colors: {
custom: {
50: '#899dda',
500: '#4b77ca',
950: '#000000',
},
}SCSS
$custom: #4b77ca; $custom-light: #899dda; $custom-dark: #000000;
JSON
{
"hex": "#4b77ca",
"rgb": {
"r": 75,
"g": 119,
"b": 202
},
"hsl": {
"h": 219.213,
"s": 54.506,
"l": 54.314
},
"oklch": {
"l": 0.5779,
"c": 0.1371,
"h": 261.9
},
"luminance": 0.18954
}Semantic roles & 50–950 ramp
primary
#4B77CA
secondary
#D3C19D
accent
#AB4ADE
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0D0E15
muted
#7D7E83