#174D71#174D71
#174D71 is a dark, moderate cyan. Relative luminance 0.067; OKLCH L 40.4% C 0.082 H 242.4°. Best body text is #FFFFFF at 8.99:1 contrast (WCAG AA passes).
Color values
| HEX | #174D71 |
|---|---|
| RGB | rgb(23, 77, 113) |
| HSL | hsl(204, 66%, 27%) |
| HSV | hsv(204, 80%, 44%) |
| CMYK | cmyk(79.6%, 31.9%, 0%, 55.7%) |
| CIE-LAB | lab(31.07, -3.95, -25.67) |
| CIE-LCH | lch(31.07, 25.98, 261.25°) |
| OKLab | oklab(40.36% -0.038 -0.0727) |
| OKLCH | oklch(40.36% 0.082 242.4) |
| XYZ | xyz(5.9867, 6.6815, 16.5937) |
| Luminance | 0.0668 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Deep Sea Blue
#015482
ΔE00 3.10
Dark Slate Blue
#214761
ΔE00 3.38
Light Navy
#155084
ΔE00 3.52
Prussian Blue
#004577
ΔE00 3.88
Dark Grey Blue
#29465B
ΔE00 5.15
Twilight Blue
#0A437A
ΔE00 5.16
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#174D71 #713B17
analogous
#177168 #174D71 #172071
triadic
#174D71 #71174D #4D7117
tetradic
#174D71 #681771 #713B17 #207117
square
#174D71 #681771 #713B17 #207117
split-complementary
#174D71 #711720 #716817
monochromatic
#051119 #0D2A3E #174D71 #2170A4 #2E92D4
Accessibility & contrast
On white
8.99
#174D71 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.34
#174D71 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #174D71
8.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##174D71 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##174D71 | 1.00 | 8.99 | 2.34 | 8.99 |
| #FFFFFF | 8.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.34 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3C4E73
Deuteranopia (green-blind)
#304570
Tritanopia (blue-blind)
#00565A
Achromatopsia (no color)
#494949
Design tokens & code
CSS
--color: #174d71; /* rgb */ color: rgb(23, 77, 113); /* oklch */ color: oklch(40.4% 0.082 242.4);
Tailwind
colors: {
custom: {
50: '#637e9a',
500: '#174d71',
950: '#000000',
},
}SCSS
$custom: #174d71; $custom-light: #637e9a; $custom-dark: #000000;
JSON
{
"hex": "#174d71",
"rgb": {
"r": 23,
"g": 77,
"b": 113
},
"hsl": {
"h": 204,
"s": 66.176,
"l": 26.667
},
"oklch": {
"l": 0.4036,
"c": 0.08205,
"h": 242.4
},
"luminance": 0.06682
}Semantic roles & 50–950 ramp
primary
#174D71
secondary
#A7673D
accent
#833FE9
background
#F6F7F9
surface
#EBEEF2
border
#C6C9CC
text
#060A0E
muted
#7A7C7E