#174643
Closest named color: Dark Teal (#014D4E). oklch(36.1% 0.051 189.3), rgb(23, 70, 67).
Aa
White text reads best on this color (10.53:1).
About this color
#174643 is a dark, muted teal or cyan. In OKLCH its lightness is 36%, its chroma 0.051 and its hue 189°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Teal (#014D4E), ΔE 0.025 away. White text reads best on it, at 10.53:1.
| Hue family | Teals and cyans |
| Lightness | dark (36%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Dark Teal (#014D4E) |
| Black text | 1.99:1 |
| White text | 10.53:1 |
Values
| HEX | #174643 |
| RGB | rgb(23, 70, 67) |
| HSL | hsl(176, 51%, 18%) |
| OKLCH | oklch(36.1% 0.051 189.3) |
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 #174643 | 10.53:1 | AAA | Lc -98.2 | Preferred for body text |
| Black text on #174643 | 1.99:1 | Fails | Lc 9.7 | Not readable |
| #174643 text on white | 10.53:1 | AAA | Lc 94.2 | Preferred for body text |
| #174643 text on black | 1.99:1 | Fails | Lc -8.3 | 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
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2ECEB
oklch(93.5% 0.011 189.8)
-
Step 200
200
#CADEDC
oklch(88.5% 0.022 189.5)
-
Step 300
300
#A6C9C6
oklch(81% 0.038 190)
-
Step 400
400
#73ADA8
oklch(70.6% 0.061 189)
-
Step 500
500
#4B9993
oklch(63.2% 0.078 188.8)
-
Step 600
600
#27837E
oklch(55.6% 0.084 189.7)
-
Step 700
700
#176F6A
oklch(49.2% 0.079 189.1)
-
Step 800
800
#185A56
oklch(42.6% 0.065 189.1)
-
Step 900
900 (this color)
#174643
oklch(36.1% 0.051 189.3)
-
Step 950
950
#122C2A
oklch(27.2% 0.032 188.9)
#174643 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) | #424243 | 0.054 |
| Deuteranopia (no green cones) | #3B3D43 | 0.050 |
| Tritanopia (no blue cones) | #004845 | 0.012 |
| Achromatopsia (no color) | #3F3F3F | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #174643
#174643
oklch(36.1% 0.051 189.3)
- #553238
#553238
oklch(36.2% 0.051 8.8)
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 #174643, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Teal #014D4E ΔE 0.025
- Charcoal #264653 ΔE 0.034
- Dark Blue Green #005249 ΔE 0.038
- Dark Slate Gray #2F4F4F ΔE 0.044
- Charcoal Grey #3C4142 ΔE 0.045
- Evergreen #05472A ΔE 0.046
- Dark Blue Grey #1F3B4D ΔE 0.046
- Midnight Green #073B4C ΔE 0.048
Use #174643 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.