#5878CF#5878CF
#5878CF is a mid, vivid blue. Relative luminance 0.200; OKLCH L 59.0% C 0.138 H 266.9°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).
Color values
| HEX | #5878CF |
|---|---|
| RGB | rgb(88, 120, 207) |
| HSL | hsl(224, 55%, 58%) |
| HSV | hsv(224, 57%, 81%) |
| CMYK | cmyk(57.5%, 42%, 0%, 18.8%) |
| CIE-LAB | lab(51.85, 14.54, -48.54) |
| CIE-LCH | lch(51.85, 50.67, 286.67°) |
| OKLab | oklab(59% -0.0074 -0.138) |
| OKLCH | oklch(59% 0.138 266.9) |
| XYZ | xyz(21.9997, 20.0109, 61.7226) |
| Luminance | 0.2001 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 2.92
Lightish Blue
#3D7AFD
ΔE00 5.45
Royal Blue
#4169E1
ΔE00 5.59
Deep Sky Blue
#0D75F8
ΔE00 5.98
Clear Blue
#247AFD
ΔE00 6.05
Soft Blue
#6488EA
ΔE00 6.26
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#5878CF #CFAF58
analogous
#58B3CF #5878CF #7458CF
triadic
#5878CF #CF5878 #78CF58
tetradic
#5878CF #CF58B3 #CFAF58 #58CF74
square
#5878CF #CF58B3 #CFAF58 #58CF74
split-complementary
#5878CF #CF7458 #B3CF58
monochromatic
#274086 #3457B6 #5878CF #889EDD #B7C5EA
Accessibility & contrast
On white
4.20
#5878CF on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.00
#5878CF on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #5878CF
5.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##5878CF | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##5878CF | 1.00 | 4.20 | 5.00 | 5.00 |
| #FFFFFF | 4.20 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.00 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.00 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5281D2
Deuteranopia (green-blind)
#4277CD
Tritanopia (blue-blind)
#008B99
Achromatopsia (no color)
#7C7C7C
Design tokens & code
CSS
--color: #5878cf; /* rgb */ color: rgb(88, 120, 207); /* oklch */ color: oklch(59.0% 0.138 266.9);
Tailwind
colors: {
custom: {
50: '#909ede',
500: '#5878cf',
950: '#000000',
},
}SCSS
$custom: #5878cf; $custom-light: #909ede; $custom-dark: #000000;
JSON
{
"hex": "#5878cf",
"rgb": {
"r": 88,
"g": 120,
"b": 207
},
"hsl": {
"h": 223.866,
"s": 55.349,
"l": 57.843
},
"oklch": {
"l": 0.58998,
"c": 0.13824,
"h": 266.9
},
"luminance": 0.20013
}Semantic roles & 50–950 ramp
primary
#5878CF
secondary
#D9CCAA
accent
#B649DF
background
#F9F9FD
surface
#F2F2FB
border
#CCCCD4
text
#0D0E15
muted
#7E7E83