#5878CE#5878CE
#5878CE is a mid, vivid blue. Relative luminance 0.200; OKLCH L 58.9% C 0.137 H 266.8°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).
Color values
| HEX | #5878CE |
|---|---|
| RGB | rgb(88, 120, 206) |
| HSL | hsl(224, 55%, 58%) |
| HSV | hsv(224, 57%, 81%) |
| CMYK | cmyk(57.3%, 41.7%, 0%, 19.2%) |
| CIE-LAB | lab(51.79, 14.21, -48.06) |
| CIE-LCH | lch(51.79, 50.12, 286.47°) |
| OKLab | oklab(58.94% -0.0075 -0.1366) |
| OKLCH | oklch(58.94% 0.137 266.8) |
| XYZ | xyz(21.8778, 19.9622, 61.0807) |
| Luminance | 0.1996 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 2.96
Lightish Blue
#3D7AFD
ΔE00 5.54
Royal Blue
#4169E1
ΔE00 5.63
Deep Sky Blue
#0D75F8
ΔE00 6.04
Clear Blue
#247AFD
ΔE00 6.12
Windows Blue
#3778BF
ΔE00 6.32
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#5878CE #CEAE58
analogous
#58B3CE #5878CE #7358CE
triadic
#5878CE #CE5878 #78CE58
tetradic
#5878CE #CE58B3 #CEAE58 #58CE73
square
#5878CE #CE58B3 #CEAE58 #58CE73
split-complementary
#5878CE #CE7358 #B3CE58
monochromatic
#274085 #3557B4 #5878CE #879EDC #B7C4EA
Accessibility & contrast
On white
4.21
#5878CE on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.99
#5878CE on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #5878CE
4.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##5878CE | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##5878CE | 1.00 | 4.21 | 4.99 | 4.99 |
| #FFFFFF | 4.21 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5381D1
Deuteranopia (green-blind)
#4377CC
Tritanopia (blue-blind)
#008B99
Achromatopsia (no color)
#7B7B7B
Design tokens & code
CSS
--color: #5878ce; /* rgb */ color: rgb(88, 120, 206); /* oklch */ color: oklch(58.9% 0.137 266.8);
Tailwind
colors: {
custom: {
50: '#909edd',
500: '#5878ce',
950: '#000000',
},
}SCSS
$custom: #5878ce; $custom-light: #909edd; $custom-dark: #000000;
JSON
{
"hex": "#5878ce",
"rgb": {
"r": 88,
"g": 120,
"b": 206
},
"hsl": {
"h": 223.729,
"s": 54.63,
"l": 57.647
},
"oklch": {
"l": 0.58938,
"c": 0.13684,
"h": 266.8
},
"luminance": 0.19964
}Semantic roles & 50–950 ramp
primary
#5878CE
secondary
#D9CCA9
accent
#B64ADE
background
#F9F9FD
surface
#F2F2FB
border
#CCCCD4
text
#0D0E15
muted
#7E7E83