#357EB8#357EB8
#357EB8 is a mid, moderate cyan. Relative luminance 0.191; OKLCH L 57.4% C 0.115 H 245.8°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).
Color values
| HEX | #357EB8 |
|---|---|
| RGB | rgb(53, 126, 184) |
| HSL | hsl(207, 55%, 46%) |
| HSV | hsv(207, 71%, 72%) |
| CMYK | cmyk(71.2%, 31.5%, 0%, 27.8%) |
| CIE-LAB | lab(50.85, -3.27, -37.07) |
| CIE-LCH | lch(50.85, 37.22, 264.96°) |
| OKLab | oklab(57.41% -0.0472 -0.105) |
| OKLCH | oklch(57.41% 0.115 245.8) |
| XYZ | xyz(17.5775, 19.1373, 48.1056) |
| Luminance | 0.1914 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Steel Blue
#4682B4
ΔE00 2.10
Cool Blue
#4984B8
ΔE00 2.81
Bluish
#2976BB
ΔE00 3.18
Windows Blue
#3778BF
ΔE00 3.26
Cerulean (survey)
#0485D1
ΔE00 3.63
Nice Blue
#107AB0
ΔE00 3.70
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#357EB8 #B86F35
analogous
#35B8B1 #357EB8 #353DB8
triadic
#357EB8 #B8357E #7EB835
tetradic
#357EB8 #B135B8 #B86F35 #3DB835
square
#357EB8 #B135B8 #B86F35 #3DB835
split-complementary
#357EB8 #B8353D #B8B135
monochromatic
#1A3D59 #275D88 #357EB8 #5B9CD0 #8AB8DD
Accessibility & contrast
On white
4.35
#357EB8 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.83
#357EB8 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #357EB8
4.83:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##357EB8 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##357EB8 | 1.00 | 4.35 | 4.83 | 4.83 |
| #FFFFFF | 4.35 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.83 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.83 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6480BB
Deuteranopia (green-blind)
#5273B7
Tritanopia (blue-blind)
#008C93
Achromatopsia (no color)
#797979
Design tokens & code
CSS
--color: #357eb8; /* rgb */ color: rgb(53, 126, 184); /* oklch */ color: oklch(57.4% 0.115 245.8);
Tailwind
colors: {
custom: {
50: '#7ca3cd',
500: '#357eb8',
950: '#000000',
},
}SCSS
$custom: #357eb8; $custom-light: #7ca3cd; $custom-dark: #000000;
JSON
{
"hex": "#357eb8",
"rgb": {
"r": 53,
"g": 126,
"b": 184
},
"hsl": {
"h": 206.565,
"s": 55.274,
"l": 46.471
},
"oklch": {
"l": 0.57413,
"c": 0.11509,
"h": 245.8
},
"luminance": 0.19139
}Semantic roles & 50–950 ramp
primary
#357EB8
secondary
#C7A081
accent
#8B49DF
background
#F8FAFC
surface
#EFF3F9
border
#CACDD2
text
#0B0F13
muted
#7C7F82