#175B55#175B55
#175B55 is a dark, moderate teal. Relative luminance 0.083; OKLCH L 42.8% C 0.066 H 186.4°. Best body text is #FFFFFF at 7.88:1 contrast (WCAG AA passes).
Color values
| HEX | #175B55 |
|---|---|
| RGB | rgb(23, 91, 85) |
| HSL | hsl(175, 60%, 22%) |
| HSV | hsv(175, 75%, 36%) |
| CMYK | cmyk(74.7%, 0%, 6.6%, 64.3%) |
| CIE-LAB | lab(34.64, -22.18, -2.61) |
| CIE-LCH | lch(34.64, 22.33, 186.72°) |
| OKLab | oklab(42.84% -0.0659 -0.0074) |
| OKLCH | oklch(42.84% 0.066 186.4) |
| XYZ | xyz(5.7334, 8.3195, 9.8962) |
| Luminance | 0.0832 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Dark Turquoise
#045C5A
ΔE00 2.05
Dark Blue Green
#005249
ΔE00 3.57
Dark Green Blue
#1F6357
ΔE00 3.62
Deep Teal
#00555A
ΔE00 5.50
Dark Teal
#014D4E
ΔE00 5.53
Dark Aqua
#05696B
ΔE00 6.01
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#175B55 #5B171D
analogous
#175B33 #175B55 #173F5B
triadic
#175B55 #55175B #5B5517
tetradic
#175B55 #33175B #5B171D #3F5B17
square
#175B55 #33175B #5B171D #3F5B17
split-complementary
#175B55 #5B173F #5B3317
monochromatic
#061817 #0B2A27 #175B55 #238C83 #30BDB0
Accessibility & contrast
On white
7.88
#175B55 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.66
#175B55 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #175B55
7.88:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##175B55 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##175B55 | 1.00 | 7.88 | 2.66 | 7.88 |
| #FFFFFF | 7.88 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.66 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.88 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#565655
Deuteranopia (green-blind)
#4C4E56
Tritanopia (blue-blind)
#005D59
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #175b55; /* rgb */ color: rgb(23, 91, 85); /* oklch */ color: oklch(42.8% 0.066 186.4);
Tailwind
colors: {
custom: {
50: '#608a84',
500: '#175b55',
950: '#000000',
},
}SCSS
$custom: #175b55; $custom-light: #608a84; $custom-dark: #000000;
JSON
{
"hex": "#175b55",
"rgb": {
"r": 23,
"g": 91,
"b": 85
},
"hsl": {
"h": 174.706,
"s": 59.649,
"l": 22.353
},
"oklch": {
"l": 0.42839,
"c": 0.06637,
"h": 186.4
},
"luminance": 0.0832
}Semantic roles & 50–950 ramp
primary
#175B55
secondary
#923C44
accent
#4553E3
background
#F6F8F8
surface
#EBF0EF
border
#C6CBCA
text
#050B0B
muted
#7A7C7C