#4783BB#4783BB
#4783BB is a mid, moderate cyan. Relative luminance 0.212; OKLCH L 59.4% C 0.107 H 248.6°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).
Color values
| HEX | #4783BB |
|---|---|
| RGB | rgb(71, 131, 187) |
| HSL | hsl(209, 46%, 51%) |
| HSV | hsv(209, 62%, 73%) |
| CMYK | cmyk(62%, 29.9%, 0%, 26.7%) |
| CIE-LAB | lab(53.12, -2.13, -35.18) |
| CIE-LCH | lch(53.12, 35.24, 266.53°) |
| OKLab | oklab(59.43% -0.039 -0.0992) |
| OKLCH | oklch(59.43% 0.107 248.6) |
| XYZ | xyz(19.6812, 21.1582, 50.0508) |
| Luminance | 0.2116 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Cool Blue
#4984B8
ΔE00 0.69
Steel Blue
#4682B4
ΔE00 1.25
Off Blue
#5684AE
ΔE00 2.49
Dusty Blue
#5A86AD
ΔE00 3.25
Cerulean (survey)
#0485D1
ΔE00 3.86
Windows Blue
#3778BF
ΔE00 4.15
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4783BB #BB7F47
analogous
#47BBB9 #4783BB #4749BB
triadic
#4783BB #BB4783 #83BB47
tetradic
#4783BB #B947BB #BB7F47 #49BB47
square
#4783BB #B947BB #BB7F47 #49BB47
split-complementary
#4783BB #BB4749 #BBB947
monochromatic
#254563 #356490 #4783BB #74A1CC #A0BFDC
Accessibility & contrast
On white
4.01
#4783BB on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.23
#4783BB on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4783BB
5.23:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4783BB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4783BB | 1.00 | 4.01 | 5.23 | 5.23 |
| #FFFFFF | 4.01 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.23 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.23 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6B85BD
Deuteranopia (green-blind)
#5B7ABA
Tritanopia (blue-blind)
#009097
Achromatopsia (no color)
#7F7F7F
Design tokens & code
CSS
--color: #4783bb; /* rgb */ color: rgb(71, 131, 187); /* oklch */ color: oklch(59.4% 0.107 248.6);
Tailwind
colors: {
custom: {
50: '#85a6cf',
500: '#4783bb',
950: '#000000',
},
}SCSS
$custom: #4783bb; $custom-light: #85a6cf; $custom-dark: #000000;
JSON
{
"hex": "#4783bb",
"rgb": {
"r": 71,
"g": 131,
"b": 187
},
"hsl": {
"h": 208.966,
"s": 46.032,
"l": 50.588
},
"oklch": {
"l": 0.59434,
"c": 0.10657,
"h": 248.6
},
"luminance": 0.2116
}Semantic roles & 50–950 ramp
primary
#4783BB
secondary
#C9AE95
accent
#9252D6
background
#F8FAFC
surface
#F0F4F9
border
#CBCED2
text
#0C0F14
muted
#7D7F82