#18598D#18598D
#18598D is a mid, moderate cyan. Relative luminance 0.093; OKLCH L 45.1% C 0.106 H 247.6°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).
Color values
| HEX | #18598D |
|---|---|
| RGB | rgb(24, 89, 141) |
| HSL | hsl(207, 71%, 32%) |
| HSV | hsv(207, 83%, 55%) |
| CMYK | cmyk(83%, 36.9%, 0%, 44.7%) |
| CIE-LAB | lab(36.48, -0.41, -34.42) |
| CIE-LCH | lch(36.48, 34.42, 269.32°) |
| OKLab | oklab(45.14% -0.0404 -0.098) |
| OKLCH | oklch(45.14% 0.106 247.6) |
| XYZ | xyz(8.7549, 9.2610, 26.5203) |
| Luminance | 0.0926 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Light Navy Blue
#2E5A88
ΔE00 2.28
Deep Sea Blue
#015482
ΔE00 2.72
Light Navy
#155084
ΔE00 3.16
Dusk Blue
#26538D
ΔE00 3.67
Denim (survey)
#3B638C
ΔE00 4.55
Denim Blue
#3B5B92
ΔE00 5.33
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#18598D #8D4C18
analogous
#188D87 #18598D #181E8D
triadic
#18598D #8D1859 #598D18
tetradic
#18598D #87188D #8D4C18 #1E8D18
square
#18598D #87188D #8D4C18 #1E8D18
split-complementary
#18598D #8D181E #8D8718
monochromatic
#061724 #0F3859 #18598D #217AC1 #4198DF
Accessibility & contrast
On white
7.36
#18598D on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.85
#18598D on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #18598D
7.36:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##18598D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##18598D | 1.00 | 7.36 | 2.85 | 7.36 |
| #FFFFFF | 7.36 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.85 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.36 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#405C8F
Deuteranopia (green-blind)
#2F518C
Tritanopia (blue-blind)
#00666C
Achromatopsia (no color)
#565656
Design tokens & code
CSS
--color: #18598d; /* rgb */ color: rgb(24, 89, 141); /* oklch */ color: oklch(45.1% 0.106 247.6);
Tailwind
colors: {
custom: {
50: '#6987ae',
500: '#18598d',
950: '#000000',
},
}SCSS
$custom: #18598d; $custom-light: #6987ae; $custom-dark: #000000;
JSON
{
"hex": "#18598d",
"rgb": {
"r": 24,
"g": 89,
"b": 141
},
"hsl": {
"h": 206.667,
"s": 70.909,
"l": 32.353
},
"oklch": {
"l": 0.45136,
"c": 0.10606,
"h": 247.6
},
"luminance": 0.09262
}Semantic roles & 50–950 ramp
primary
#18598D
secondary
#BF7942
accent
#8A3AEE
background
#F6F8FA
surface
#ECEFF4
border
#C7CACE
text
#070B10
muted
#7A7C7F