#4083CA#4083CA
#4083CA is a mid, vivid cyan. Relative luminance 0.216; OKLCH L 60.0% C 0.128 H 251.9°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).
Color values
| HEX | #4083CA |
|---|---|
| RGB | rgb(64, 131, 202) |
| HSL | hsl(211, 57%, 52%) |
| HSV | hsv(211, 68%, 79%) |
| CMYK | cmyk(68.3%, 35.1%, 0%, 20.8%) |
| CIE-LAB | lab(53.58, 1.80, -43.02) |
| CIE-LCH | lch(53.58, 43.05, 272.40°) |
| OKLab | oklab(59.96% -0.0398 -0.1221) |
| OKLCH | oklch(59.96% 0.128 251.9) |
| XYZ | xyz(20.8874, 21.5847, 58.9311) |
| Luminance | 0.2159 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Cool Blue
#4984B8
ΔE00 2.31
Steel Blue
#4682B4
ΔE00 2.89
Cerulean (survey)
#0485D1
ΔE00 3.83
Off Blue
#5684AE
ΔE00 3.85
Windows Blue
#3778BF
ΔE00 4.15
Dark Sky Blue
#448EE4
ΔE00 4.49
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4083CA #CA8740
analogous
#40C8CA #4083CA #4240CA
triadic
#4083CA #CA4083 #83CA40
tetradic
#4083CA #CA40C8 #CA8740 #40CA42
square
#4083CA #CA40C8 #CA8740 #40CA42
split-complementary
#4083CA #CA4240 #C8CA40
monochromatic
#1F4770 #2C65A0 #4083CA #70A2D7 #A0C1E5
Accessibility & contrast
On white
3.95
#4083CA on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.32
#4083CA on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4083CA
5.32:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4083CA | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4083CA | 1.00 | 3.95 | 5.32 | 5.32 |
| #FFFFFF | 3.95 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.32 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.32 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6387CD
Deuteranopia (green-blind)
#507AC9
Tritanopia (blue-blind)
#00949D
Achromatopsia (no color)
#808080
Design tokens & code
CSS
--color: #4083ca; /* rgb */ color: rgb(64, 131, 202); /* oklch */ color: oklch(60.0% 0.128 251.9);
Tailwind
colors: {
custom: {
50: '#84a6da',
500: '#4083ca',
950: '#000000',
},
}SCSS
$custom: #4083ca; $custom-light: #84a6da; $custom-dark: #000000;
JSON
{
"hex": "#4083ca",
"rgb": {
"r": 64,
"g": 131,
"b": 202
},
"hsl": {
"h": 210.87,
"s": 56.557,
"l": 52.157
},
"oklch": {
"l": 0.59961,
"c": 0.12846,
"h": 251.9
},
"luminance": 0.21587
}Semantic roles & 50–950 ramp
primary
#4083CA
secondary
#D1B495
accent
#9648E0
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C0F15
muted
#7D7F83