#17498C#17498C
#17498C is a dark, vivid cyan. Relative luminance 0.068; OKLCH L 41.2% C 0.123 H 257.3°. Best body text is #FFFFFF at 8.87:1 contrast (WCAG AA passes).
Color values
| HEX | #17498C |
|---|---|
| RGB | rgb(23, 73, 140) |
| HSL | hsl(214, 72%, 32%) |
| HSV | hsv(214, 84%, 55%) |
| CMYK | cmyk(83.6%, 47.9%, 0%, 45.1%) |
| CIE-LAB | lab(31.44, 9.67, -41.86) |
| CIE-LCH | lch(31.44, 42.96, 283.01°) |
| OKLab | oklab(41.18% -0.0272 -0.1203) |
| OKLCH | oklch(41.18% 0.123 257.3) |
| XYZ | xyz(7.4678, 6.8398, 25.7325) |
| Luminance | 0.0684 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Cobalt (survey)
#1E488F
ΔE00 1.25
Darkish Blue
#014182
ΔE00 2.77
Twilight Blue
#0A437A
ΔE00 3.03
Dusk Blue
#26538D
ΔE00 3.27
Light Navy
#155084
ΔE00 3.58
Prussian Blue
#004577
ΔE00 3.88
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#17498C #8C5A17
analogous
#17848C #17498C #20178C
triadic
#17498C #8C1749 #498C17
tetradic
#17498C #8C1784 #8C5A17 #178C20
square
#17498C #8C1784 #8C5A17 #178C20
split-complementary
#17498C #8C2017 #848C17
monochromatic
#061223 #0E2E57 #17498C #2064C1 #3E83DF
Accessibility & contrast
On white
8.87
#17498C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.37
#17498C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #17498C
8.87:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##17498C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##17498C | 1.00 | 8.87 | 2.37 | 8.87 |
| #FFFFFF | 8.87 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.37 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.87 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#24508F
Deuteranopia (green-blind)
#02458B
Tritanopia (blue-blind)
#005963
Achromatopsia (no color)
#4A4A4A
Design tokens & code
CSS
--color: #17498c; /* rgb */ color: rgb(23, 73, 140); /* oklch */ color: oklch(41.2% 0.123 257.3);
Tailwind
colors: {
custom: {
50: '#697bae',
500: '#17498c',
950: '#000000',
},
}SCSS
$custom: #17498c; $custom-light: #697bae; $custom-dark: #000000;
JSON
{
"hex": "#17498c",
"rgb": {
"r": 23,
"g": 73,
"b": 140
},
"hsl": {
"h": 214.359,
"s": 71.779,
"l": 31.961
},
"oklch": {
"l": 0.41179,
"c": 0.1233,
"h": 257.3
},
"luminance": 0.06841
}Semantic roles & 50–950 ramp
primary
#17498C
secondary
#BF893F
accent
#A139EF
background
#F6F7FA
surface
#ECEDF4
border
#C7C8CE
text
#070910
muted
#7A7B7F