#175380#175380
#175380 is a dark, moderate cyan. Relative luminance 0.079; OKLCH L 42.8% C 0.096 H 245.8°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).
Color values
| HEX | #175380 |
|---|---|
| RGB | rgb(23, 83, 128) |
| HSL | hsl(206, 70%, 30%) |
| HSV | hsv(206, 82%, 50%) |
| CMYK | cmyk(82%, 35.2%, 0%, 49.8%) |
| CIE-LAB | lab(33.83, -1.84, -30.66) |
| CIE-LCH | lch(33.83, 30.72, 266.56°) |
| OKLab | oklab(42.8% -0.0391 -0.0872) |
| OKLCH | oklch(42.8% 0.096 245.8) |
| XYZ | xyz(7.3414, 7.9263, 21.5609) |
| Luminance | 0.0793 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Deep Sea Blue
#015482
ΔE00 1.50
Light Navy
#155084
ΔE00 1.79
Light Navy Blue
#2E5A88
ΔE00 3.38
Dusk Blue
#26538D
ΔE00 3.71
Prussian Blue
#004577
ΔE00 4.71
Twilight Blue
#0A437A
ΔE00 5.77
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#175380 #804417
analogous
#178078 #175380 #171F80
triadic
#175380 #801753 #538017
tetradic
#175380 #781780 #804417 #1F8017
square
#175380 #781780 #804417 #1F8017
split-complementary
#175380 #80171F #807817
monochromatic
#05111A #0E314C #175380 #2075B4 #3694DB
Accessibility & contrast
On white
8.12
#175380 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.59
#175380 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #175380
8.12:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##175380 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##175380 | 1.00 | 8.12 | 2.59 | 8.12 |
| #FFFFFF | 8.12 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.59 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.12 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3E5582
Deuteranopia (green-blind)
#2F4B7F
Tritanopia (blue-blind)
#005E63
Achromatopsia (no color)
#505050
Design tokens & code
CSS
--color: #175380; /* rgb */ color: rgb(23, 83, 128); /* oklch */ color: oklch(42.8% 0.096 245.8);
Tailwind
colors: {
custom: {
50: '#6683a5',
500: '#175380',
950: '#000000',
},
}SCSS
$custom: #175380; $custom-light: #6683a5; $custom-dark: #000000;
JSON
{
"hex": "#175380",
"rgb": {
"r": 23,
"g": 83,
"b": 128
},
"hsl": {
"h": 205.714,
"s": 69.536,
"l": 29.608
},
"oklch": {
"l": 0.42804,
"c": 0.09556,
"h": 245.8
},
"luminance": 0.07927
}Semantic roles & 50–950 ramp
primary
#175380
secondary
#B4713E
accent
#873BEC
background
#F6F7FA
surface
#EBEEF4
border
#C6C9CE
text
#070A0F
muted
#7A7C7F