#175342
Closest named color: Dark Blue Green (#005249). oklch(39.9% 0.068 170.4), rgb(23, 83, 66).
Aa
White text reads best on this color (8.92:1).
About this color
#175342 is a dark, muted teal or cyan. In OKLCH its lightness is 40%, its chroma 0.068 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.016 away. White text reads best on it, at 8.92:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.35:1 |
| White text | 8.92:1 |
Values
| HEX | #175342 |
| RGB | rgb(23, 83, 66) |
| HSL | hsl(163, 57%, 21%) |
| OKLCH | oklch(39.9% 0.068 170.4) |
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 #175342 | 8.92:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #175342 | 2.35:1 | Fails | Lc 13.8 | Not readable |
| #175342 text on white | 8.92:1 | AAA | Lc 90.2 | Preferred for body text |
| #175342 text on black | 2.35:1 | Fails | Lc -12.1 | 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 900.
-
Step 50
50
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDE8
oklch(93.6% 0.014 169.2)
-
Step 200
200
#C8DFD6
oklch(88.4% 0.027 170.2)
-
Step 300
300
#A1CCBC
oklch(81% 0.051 170.3)
-
Step 400
400
#6AB199
oklch(70.7% 0.081 170.3)
-
Step 500
500
#399E80
oklch(63.2% 0.104 169.9)
-
Step 600
600
#00876A
oklch(55.5% 0.109 170.8)
-
Step 700
700
#007259
oklch(49.1% 0.097 170.7)
-
Step 800
800
#005D48
oklch(42.6% 0.084 170.6)
-
Step 900
900 (this color)
#175342
oklch(39.9% 0.068 170.4)
-
Step 950
950
#0C2D23
oklch(26.9% 0.043 169.9)
#175342 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) | #504D41 | 0.068 |
| Deuteranopia (no green cones) | #484743 | 0.066 |
| Tritanopia (no blue cones) | #00544E | 0.020 |
| Achromatopsia (no color) | #4A4A4A | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #175342
#175342
oklch(39.9% 0.068 170.4)
- #63384C
#63384C
oklch(40% 0.067 351.2)
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 #175342, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.016
- Dark Teal #014D4E ΔE 0.035
- Dark Slate Gray #2F4F4F ΔE 0.037
- Deep Teal #00555A ΔE 0.038
- Spruce #0A5F38 ΔE 0.048
- Pine #2B5D34 ΔE 0.048
- Evergreen #05472A ΔE 0.051
- Dark Green Blue #1F6357 ΔE 0.056
Use #175342 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.