#175F5B#175F5B
#175F5B is a dark, moderate teal. Relative luminance 0.091; OKLCH L 44.2% C 0.068 H 189.5°. Best body text is #FFFFFF at 7.44:1 contrast (WCAG AA passes).
Color values
| HEX | #175F5B |
|---|---|
| RGB | rgb(23, 95, 91) |
| HSL | hsl(177, 61%, 23%) |
| HSV | hsv(177, 76%, 37%) |
| CMYK | cmyk(75.8%, 0%, 4.2%, 62.7%) |
| CIE-LAB | lab(36.22, -22.37, -4.02) |
| CIE-LCH | lch(36.22, 22.73, 190.19°) |
| OKLab | oklab(44.19% -0.0675 -0.0113) |
| OKLCH | oklch(44.19% 0.068 189.5) |
| XYZ | xyz(6.3330, 9.1212, 11.3223) |
| Luminance | 0.0912 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Dark Turquoise
#045C5A
ΔE00 1.56
Dark Green Blue
#1F6357
ΔE00 3.73
Dark Aqua
#05696B
ΔE00 4.37
Dark Blue Green
#005249
ΔE00 5.12
Deep Teal
#00555A
ΔE00 5.31
Dark Teal
#014D4E
ΔE00 6.25
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#175F5B #5F171B
analogous
#175F37 #175F5B #173F5F
triadic
#175F5B #5B175F #5F5B17
tetradic
#175F5B #37175F #5F171B #3F5F17
square
#175F5B #37175F #5F171B #3F5F17
split-complementary
#175F5B #5F173F #5F3717
monochromatic
#061918 #0B2E2C #175F5B #23908A #2FC2B9
Accessibility & contrast
On white
7.44
#175F5B on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.82
#175F5B on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #175F5B
7.44:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##175F5B | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##175F5B | 1.00 | 7.44 | 2.82 | 7.44 |
| #FFFFFF | 7.44 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.82 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.44 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#595A5B
Deuteranopia (green-blind)
#4F525C
Tritanopia (blue-blind)
#00625E
Achromatopsia (no color)
#555555
Design tokens & code
CSS
--color: #175f5b; /* rgb */ color: rgb(23, 95, 91); /* oklch */ color: oklch(44.2% 0.068 189.5);
Tailwind
colors: {
custom: {
50: '#618d89',
500: '#175f5b',
950: '#000000',
},
}SCSS
$custom: #175f5b; $custom-light: #618d89; $custom-dark: #000000;
JSON
{
"hex": "#175f5b",
"rgb": {
"r": 23,
"g": 95,
"b": 91
},
"hsl": {
"h": 176.667,
"s": 61.017,
"l": 23.137
},
"oklch": {
"l": 0.44187,
"c": 0.0684,
"h": 189.5
},
"luminance": 0.09122
}Semantic roles & 50–950 ramp
primary
#175F5B
secondary
#963C41
accent
#444DE4
background
#F6F8F8
surface
#EBF0F0
border
#C6CBCB
text
#060C0B
muted
#7A7D7C