#5870CA#5870CA
#5870CA is a mid, vivid blue. Relative luminance 0.179; OKLCH L 57.0% C 0.141 H 270.2°. Best body text is #000000 at 4.59:1 contrast (WCAG AA passes).
Color values
| HEX | #5870CA |
|---|---|
| RGB | rgb(88, 112, 202) |
| HSL | hsl(227, 52%, 57%) |
| HSV | hsv(227, 56%, 79%) |
| CMYK | cmyk(56.4%, 44.6%, 0%, 20.8%) |
| CIE-LAB | lab(49.41, 17.81, -49.59) |
| CIE-LCH | lch(49.41, 52.69, 289.76°) |
| OKLab | oklab(57.03% 0.0005 -0.1412) |
| OKLCH | oklch(57.03% 0.141 270.2) |
| XYZ | xyz(20.4758, 17.9258, 58.2467) |
| Luminance | 0.1793 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 1.90
Royal Blue
#4169E1
ΔE00 4.12
French Blue
#436BAD
ΔE00 5.73
Cerulean Blue
#056EEE
ΔE00 6.63
Dark Periwinkle
#665FD1
ΔE00 7.21
Bright Blue
#0165FC
ΔE00 7.34
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#5870CA #CAB258
analogous
#58A9CA #5870CA #7958CA
triadic
#5870CA #CA5870 #70CA58
tetradic
#5870CA #CA58A9 #CAB258 #58CA79
square
#5870CA #CA58A9 #CAB258 #58CA79
split-complementary
#5870CA #CA7958 #A9CA58
monochromatic
#283B7F #3750AE #5870CA #8698D9 #B5C0E7
Accessibility & contrast
On white
4.58
#5870CA on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.59
#5870CA on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #5870CA
4.59:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##5870CA | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##5870CA | 1.00 | 4.58 | 4.59 | 4.59 |
| #FFFFFF | 4.58 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.59 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.59 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#487BCD
Deuteranopia (green-blind)
#3971C8
Tritanopia (blue-blind)
#0E8493
Achromatopsia (no color)
#757575
Design tokens & code
CSS
--color: #5870ca; /* rgb */ color: rgb(88, 112, 202); /* oklch */ color: oklch(57.0% 0.141 270.2);
Tailwind
colors: {
custom: {
50: '#9098db',
500: '#5870ca',
950: '#000000',
},
}SCSS
$custom: #5870ca; $custom-light: #9098db; $custom-dark: #000000;
JSON
{
"hex": "#5870ca",
"rgb": {
"r": 88,
"g": 112,
"b": 202
},
"hsl": {
"h": 227.368,
"s": 51.818,
"l": 56.863
},
"oklch": {
"l": 0.57033,
"c": 0.14119,
"h": 270.2
},
"luminance": 0.17927
}Semantic roles & 50–950 ramp
primary
#5870CA
secondary
#D6CCA8
accent
#BD4DDB
background
#F9F9FD
surface
#F2F2FB
border
#CCCCD4
text
#0D0D15
muted
#7E7E83