#17518D#17518D
#17518D is a dark, moderate cyan. Relative luminance 0.080; OKLCH L 43.2% C 0.115 H 252.9°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).
Color values
| HEX | #17518D |
|---|---|
| RGB | rgb(23, 81, 141) |
| HSL | hsl(211, 72%, 32%) |
| HSV | hsv(211, 84%, 55%) |
| CMYK | cmyk(83.7%, 42.6%, 0%, 44.7%) |
| CIE-LAB | lab(33.96, 4.70, -38.43) |
| CIE-LCH | lch(33.96, 38.72, 276.97°) |
| OKLab | oklab(43.16% -0.0337 -0.11) |
| OKLCH | oklch(43.16% 0.115 252.9) |
| XYZ | xyz(8.1017, 7.9891, 26.3092) |
| Luminance | 0.0799 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Light Navy
#155084
ΔE00 1.42
Dusk Blue
#26538D
ΔE00 1.50
Light Navy Blue
#2E5A88
ΔE00 3.34
Cobalt (survey)
#1E488F
ΔE00 4.01
Deep Sea Blue
#015482
ΔE00 4.13
Prussian Blue
#004577
ΔE00 4.54
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#17518D #8D5317
analogous
#178C8D #17518D #18178D
triadic
#17518D #8D1751 #518D17
tetradic
#17518D #8D178C #8D5317 #178D18
square
#17518D #8D178C #8D5317 #178D18
split-complementary
#17518D #8D1817 #8C8D17
monochromatic
#061524 #0E3358 #17518D #206FC2 #3F8EE0
Accessibility & contrast
On white
8.08
#17518D on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.60
#17518D on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #17518D
8.08:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##17518D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##17518D | 1.00 | 8.08 | 2.60 | 8.08 |
| #FFFFFF | 8.08 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.60 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.08 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#33568F
Deuteranopia (green-blind)
#1E4B8C
Tritanopia (blue-blind)
#005F68
Achromatopsia (no color)
#505050
Design tokens & code
CSS
--color: #17518d; /* rgb */ color: rgb(23, 81, 141); /* oklch */ color: oklch(43.2% 0.115 252.9);
Tailwind
colors: {
custom: {
50: '#6981af',
500: '#17518d',
950: '#000000',
},
}SCSS
$custom: #17518d; $custom-light: #6981af; $custom-dark: #000000;
JSON
{
"hex": "#17518d",
"rgb": {
"r": 23,
"g": 81,
"b": 141
},
"hsl": {
"h": 210.508,
"s": 71.951,
"l": 32.157
},
"oklch": {
"l": 0.43155,
"c": 0.11506,
"h": 252.9
},
"luminance": 0.0799
}Semantic roles & 50–950 ramp
primary
#17518D
secondary
#C08140
accent
#9539EF
background
#F6F7FA
surface
#ECEEF4
border
#C7C9CE
text
#070A10
muted
#7A7C7F