#357AD0#357AD0
#357AD0 is a mid, vivid cyan. Relative luminance 0.192; OKLCH L 57.9% C 0.149 H 255.6°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).
Color values
| HEX | #357AD0 |
|---|---|
| RGB | rgb(53, 122, 208) |
| HSL | hsl(213, 62%, 51%) |
| HSV | hsv(213, 75%, 82%) |
| CMYK | cmyk(74.5%, 41.3%, 0%, 18.4%) |
| CIE-LAB | lab(50.95, 7.85, -50.63) |
| CIE-LCH | lch(50.95, 51.23, 278.82°) |
| OKLab | oklab(57.91% -0.0373 -0.1447) |
| OKLCH | oklch(57.91% 0.149 255.6) |
| XYZ | xyz(19.8087, 19.2278, 62.3296) |
| Luminance | 0.1923 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Windows Blue
#3778BF
ΔE00 2.04
Bluish
#2976BB
ΔE00 3.62
Deep Sky Blue
#0D75F8
ΔE00 4.28
Steel Blue
#4682B4
ΔE00 4.58
Cool Blue
#4984B8
ΔE00 4.60
Medium Blue
#2C6FBB
ΔE00 4.70
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#357AD0 #D08B35
analogous
#35C8D0 #357AD0 #3D35D0
triadic
#357AD0 #D0357A #7AD035
tetradic
#357AD0 #D035C8 #D08B35 #35D03D
square
#357AD0 #D035C8 #D08B35 #35D03D
split-complementary
#357AD0 #D03D35 #C8D035
monochromatic
#1A4170 #265DA2 #357AD0 #679BDC #98BBE7
Accessibility & contrast
On white
4.33
#357AD0 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.85
#357AD0 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #357AD0
4.85:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##357AD0 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##357AD0 | 1.00 | 4.33 | 4.85 | 4.85 |
| #FFFFFF | 4.33 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.85 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.85 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5081D3
Deuteranopia (green-blind)
#3673CE
Tritanopia (blue-blind)
#008E9B
Achromatopsia (no color)
#797979
Design tokens & code
CSS
--color: #357ad0; /* rgb */ color: rgb(53, 122, 208); /* oklch */ color: oklch(57.9% 0.149 255.6);
Tailwind
colors: {
custom: {
50: '#819fdf',
500: '#357ad0',
950: '#000000',
},
}SCSS
$custom: #357ad0; $custom-light: #819fdf; $custom-dark: #000000;
JSON
{
"hex": "#357ad0",
"rgb": {
"r": 53,
"g": 122,
"b": 208
},
"hsl": {
"h": 213.29,
"s": 62.249,
"l": 51.176
},
"oklch": {
"l": 0.5791,
"c": 0.14943,
"h": 255.6
},
"luminance": 0.1923
}Semantic roles & 50–950 ramp
primary
#357AD0
secondary
#D3B48E
accent
#9D42E5
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0C0E15
muted
#7D7E83