#4285AB#4285AB
#4285AB is a mid, moderate cyan. Relative luminance 0.209; OKLCH L 58.9% C 0.090 H 235.9°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).
Color values
| HEX | #4285AB |
|---|---|
| RGB | rgb(66, 133, 171) |
| HSL | hsl(202, 44%, 46%) |
| HSV | hsv(202, 61%, 67%) |
| CMYK | cmyk(61.4%, 22.2%, 0%, 32.9%) |
| CIE-LAB | lab(52.81, -9.55, -26.49) |
| CIE-LCH | lch(52.81, 28.16, 250.17°) |
| OKLab | oklab(58.9% -0.0502 -0.0742) |
| OKLCH | oklch(58.9% 0.09 235.9) |
| XYZ | xyz(17.9822, 20.8718, 41.6012) |
| Luminance | 0.2087 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Steel Blue
#4682B4
ΔE00 3.98
Dirty Blue
#3F829D
ΔE00 4.11
Cool Blue
#4984B8
ΔE00 4.44
Dusty Blue
#5A86AD
ΔE00 4.48
Off Blue
#5684AE
ΔE00 4.49
Stormy Blue
#507B9C
ΔE00 4.73
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4285AB #AB6842
analogous
#42AB9D #4285AB #4251AB
triadic
#4285AB #AB4285 #85AB42
tetradic
#4285AB #9D42AB #AB6842 #51AB42
square
#4285AB #9D42AB #AB6842 #51AB42
split-complementary
#4285AB #AB4251 #AB9D42
monochromatic
#204053 #31637F #4285AB #66A2C4 #92BDD5
Accessibility & contrast
On white
4.06
#4285AB on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.17
#4285AB on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4285AB
5.17:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4285AB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4285AB | 1.00 | 4.06 | 5.17 | 5.17 |
| #FFFFFF | 4.06 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.17 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.17 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7384AD
Deuteranopia (green-blind)
#6579AA
Tritanopia (blue-blind)
#008F92
Achromatopsia (no color)
#7E7E7E
Design tokens & code
CSS
--color: #4285ab; /* rgb */ color: rgb(66, 133, 171); /* oklch */ color: oklch(58.9% 0.090 235.9);
Tailwind
colors: {
custom: {
50: '#80a8c4',
500: '#4285ab',
950: '#000000',
},
}SCSS
$custom: #4285ab; $custom-light: #80a8c4; $custom-dark: #000000;
JSON
{
"hex": "#4285ab",
"rgb": {
"r": 66,
"g": 133,
"b": 171
},
"hsl": {
"h": 201.714,
"s": 44.304,
"l": 46.471
},
"oklch": {
"l": 0.58899,
"c": 0.08953,
"h": 235.9
},
"luminance": 0.20874
}Semantic roles & 50–950 ramp
primary
#4285AB
secondary
#C09D88
accent
#8254D4
background
#F8FAFC
surface
#EFF4F8
border
#CACED1
text
#0B0F12
muted
#7C7F81