#175161
Closest named color: Deep Teal (#00555A). oklch(40.6% 0.064 220.1), rgb(23, 81, 97).
Aa
White text reads best on this color (8.80:1).
About this color
#175161 is a dark, muted teal or cyan. In OKLCH its lightness is 41%, its chroma 0.064 and its hue 220°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Teal (#00555A), ΔE 0.022 away. White text reads best on it, at 8.80:1.
| Hue family | Teals and cyans |
| Lightness | dark (41%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.38:1 |
| White text | 8.80:1 |
Values
| HEX | #175161 |
| RGB | rgb(23, 81, 97) |
| HSL | hsl(193, 62%, 24%) |
| OKLCH | oklch(40.6% 0.064 220.1) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #175161 | 8.80:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #175161 | 2.38:1 | Fails | Lc 14.1 | Not readable |
| #175161 text on white | 8.80:1 | AAA | Lc 89.8 | Fine for body text |
| #175161 text on black | 2.38:1 | Fails | Lc -12.4 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 800.
-
Step 50
50
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#CBDDE3
oklch(88.6% 0.021 219.7)
-
Step 300
300
#A7C7D1
oklch(80.9% 0.037 218.7)
-
Step 400
400
#76AABA
oklch(70.7% 0.06 219)
-
Step 500
500
#5094A9
oklch(63% 0.076 220.2)
-
Step 600
600
#307E95
oklch(55.5% 0.083 220.8)
-
Step 700
700
#216B7F
oklch(49.2% 0.077 219.7)
-
Step 800
800 (this color)
#175161
oklch(40.6% 0.064 220.1)
-
Step 900
900
#1F4854
oklch(37.8% 0.05 219.7)
-
Step 950
950
#132A31
oklch(27% 0.032 219.8)
#175161 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #474F62 | 0.053 |
| Deuteranopia (no green cones) | #3D4761 | 0.048 |
| Tritanopia (no blue cones) | #005656 | 0.030 |
| Achromatopsia (no color) | #4A4A4A | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #175161
#175161
oklch(40.6% 0.064 220.1)
- #663D2E
#663D2E
oklch(40.5% 0.063 40.8)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #175161, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Teal #00555A ΔE 0.022
- Dark Slate Gray #2F4F4F ΔE 0.033
- Dark Grey Blue #29465B ΔE 0.035
- Dark Teal #014D4E ΔE 0.036
- Charcoal #264653 ΔE 0.037
- Petrol #005F6A ΔE 0.043
- Dark Blue Green #005249 ΔE 0.045
- Deep Sea Blue #015482 ΔE 0.054
Use #175161 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.