#18528C#18528C
#18528C is a dark, moderate cyan. Relative luminance 0.081; OKLCH L 43.4% C 0.112 H 252.2°. Best body text is #FFFFFF at 8.00:1 contrast (WCAG AA passes).
Color values
| HEX | #18528C |
|---|---|
| RGB | rgb(24, 82, 140) |
| HSL | hsl(210, 71%, 32%) |
| HSV | hsv(210, 83%, 55%) |
| CMYK | cmyk(82.9%, 41.4%, 0%, 45.1%) |
| CIE-LAB | lab(34.23, 3.74, -37.38) |
| CIE-LCH | lch(34.23, 37.57, 275.71°) |
| OKLab | oklab(43.36% -0.0344 -0.1069) |
| OKLCH | oklch(43.36% 0.112 252.2) |
| XYZ | xyz(8.1258, 8.1212, 25.9451) |
| Luminance | 0.0812 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Light Navy
#155084
ΔE00 1.29
Dusk Blue
#26538D
ΔE00 1.59
Light Navy Blue
#2E5A88
ΔE00 3.03
Deep Sea Blue
#015482
ΔE00 3.78
Cobalt (survey)
#1E488F
ΔE00 4.41
Prussian Blue
#004577
ΔE00 4.70
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#18528C #8C5218
analogous
#188C8C #18528C #18188C
triadic
#18528C #8C1852 #528C18
tetradic
#18528C #8C188C #8C5218 #188C18
square
#18528C #8C188C #8C5218 #188C18
split-complementary
#18528C #8C1818 #8C8C18
monochromatic
#061524 #0F3358 #18528C #2171C0 #408FDE
Accessibility & contrast
On white
8.00
#18528C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.62
#18528C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #18528C
8.00:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##18528C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##18528C | 1.00 | 8.00 | 2.62 | 8.00 |
| #FFFFFF | 8.00 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.62 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.00 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#36568E
Deuteranopia (green-blind)
#224C8B
Tritanopia (blue-blind)
#006068
Achromatopsia (no color)
#505050
Design tokens & code
CSS
--color: #18528c; /* rgb */ color: rgb(24, 82, 140); /* oklch */ color: oklch(43.4% 0.112 252.2);
Tailwind
colors: {
custom: {
50: '#6982ae',
500: '#18528c',
950: '#000000',
},
}SCSS
$custom: #18528c; $custom-light: #6982ae; $custom-dark: #000000;
JSON
{
"hex": "#18528c",
"rgb": {
"r": 24,
"g": 82,
"b": 140
},
"hsl": {
"h": 210,
"s": 70.732,
"l": 32.157
},
"oklch": {
"l": 0.43356,
"c": 0.11228,
"h": 252.2
},
"luminance": 0.08122
}Semantic roles & 50–950 ramp
primary
#18528C
secondary
#BF8041
accent
#943AED
background
#F6F7FA
surface
#ECEEF4
border
#C7C9CE
text
#070A10
muted
#7A7C7F