#487CCB#487CCB
#487CCB is a mid, vivid blue. Relative luminance 0.201; OKLCH L 58.8% C 0.134 H 258.5°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).
Color values
| HEX | #487CCB |
|---|---|
| RGB | rgb(72, 124, 203) |
| HSL | hsl(216, 56%, 54%) |
| HSV | hsv(216, 65%, 80%) |
| CMYK | cmyk(64.5%, 38.9%, 0%, 20.4%) |
| CIE-LAB | lab(51.95, 7.71, -46.15) |
| CIE-LCH | lch(51.95, 46.79, 279.48°) |
| OKLab | oklab(58.79% -0.0266 -0.1313) |
| OKLCH | oklch(58.79% 0.134 258.5) |
| XYZ | xyz(20.6558, 20.1028, 59.2800) |
| Luminance | 0.2011 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Windows Blue
#3778BF
ΔE00 3.28
Cool Blue
#4984B8
ΔE00 4.56
Deep Sky Blue
#0D75F8
ΔE00 4.71
Off Blue
#5684AE
ΔE00 4.76
Steel Blue
#4682B4
ΔE00 4.76
Clear Blue
#247AFD
ΔE00 4.81
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#487CCB #CB9748
analogous
#48BECB #487CCB #5648CB
triadic
#487CCB #CB487C #7CCB48
tetradic
#487CCB #CB48BE #CB9748 #48CB56
square
#487CCB #CB48BE #CB9748 #48CB56
split-complementary
#487CCB #CB5648 #BECB48
monochromatic
#224477 #2F5FA6 #487CCB #789ED9 #A7C0E6
Accessibility & contrast
On white
4.18
#487CCB on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.02
#487CCB on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #487CCB
5.02:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##487CCB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##487CCB | 1.00 | 4.18 | 5.02 | 5.02 |
| #FFFFFF | 4.18 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.02 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.02 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5983CE
Deuteranopia (green-blind)
#4676C9
Tritanopia (blue-blind)
#008E9A
Achromatopsia (no color)
#7C7C7C
Design tokens & code
CSS
--color: #487ccb; /* rgb */ color: rgb(72, 124, 203); /* oklch */ color: oklch(58.8% 0.134 258.5);
Tailwind
colors: {
custom: {
50: '#87a1db',
500: '#487ccb',
950: '#000000',
},
}SCSS
$custom: #487ccb; $custom-light: #87a1db; $custom-dark: #000000;
JSON
{
"hex": "#487ccb",
"rgb": {
"r": 72,
"g": 124,
"b": 203
},
"hsl": {
"h": 216.183,
"s": 55.745,
"l": 53.922
},
"oklch": {
"l": 0.58795,
"c": 0.13394,
"h": 258.5
},
"luminance": 0.20105
}Semantic roles & 50–950 ramp
primary
#487CCB
secondary
#D3BD9B
accent
#A349DF
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0C0E15
muted
#7D7E83