#5770CA#5770CA
#5770CA is a mid, vivid blue. Relative luminance 0.179; OKLCH L 57.0% C 0.141 H 269.8°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).
Color values
| HEX | #5770CA |
|---|---|
| RGB | rgb(87, 112, 202) |
| HSL | hsl(227, 52%, 57%) |
| HSV | hsv(227, 57%, 79%) |
| CMYK | cmyk(56.9%, 44.6%, 0%, 20.8%) |
| CIE-LAB | lab(49.35, 17.61, -49.68) |
| CIE-LCH | lch(49.35, 52.71, 289.51°) |
| OKLab | oklab(56.97% -0.0005 -0.1415) |
| OKLCH | oklch(56.97% 0.142 269.8) |
| XYZ | xyz(20.3818, 17.8773, 58.2423) |
| Luminance | 0.1788 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Cornflower Blue
#5170D7
ΔE00 1.82
Royal Blue
#4169E1
ΔE00 4.03
French Blue
#436BAD
ΔE00 5.59
Cerulean Blue
#056EEE
ΔE00 6.46
Bright Blue
#0165FC
ΔE00 7.24
Deep Sky Blue
#0D75F8
ΔE00 7.32
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#5770CA #CAB157
analogous
#57A9CA #5770CA #7857CA
triadic
#5770CA #CA5770 #70CA57
tetradic
#5770CA #CA57A9 #CAB157 #57CA78
square
#5770CA #CA57A9 #CAB157 #57CA78
split-complementary
#5770CA #CA7857 #A9CA57
monochromatic
#283B7F #3750AD #5770CA #8698D9 #B4BFE7
Accessibility & contrast
On white
4.59
#5770CA on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.58
#5770CA on #000000
AA ✓AA large ✓AAA ✗
Best text color
#FFFFFF on #5770CA
4.59:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##5770CA | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##5770CA | 1.00 | 4.59 | 4.58 | 4.59 |
| #FFFFFF | 4.59 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.58 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.59 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#487BCD
Deuteranopia (green-blind)
#3871C8
Tritanopia (blue-blind)
#058493
Achromatopsia (no color)
#757575
Design tokens & code
CSS
--color: #5770ca; /* rgb */ color: rgb(87, 112, 202); /* oklch */ color: oklch(57.0% 0.141 269.8);
Tailwind
colors: {
custom: {
50: '#8f98db',
500: '#5770ca',
950: '#000000',
},
}SCSS
$custom: #5770ca; $custom-light: #8f98db; $custom-dark: #000000;
JSON
{
"hex": "#5770ca",
"rgb": {
"r": 87,
"g": 112,
"b": 202
},
"hsl": {
"h": 226.957,
"s": 52.036,
"l": 56.667
},
"oklch": {
"l": 0.56973,
"c": 0.1415,
"h": 269.8
},
"luminance": 0.17879
}Semantic roles & 50–950 ramp
primary
#5770CA
secondary
#D6CCA7
accent
#BC4CDB
background
#F9F9FD
surface
#F2F2FB
border
#CCCCD4
text
#0D0D15
muted
#7E7E83