#174B48
Closest named color: Dark Teal (#014D4E). oklch(37.8% 0.054 189.7), rgb(23, 75, 72).
Aa
White text reads best on this color (9.82:1).
About this color
#174B48 is a dark, muted teal or cyan. In OKLCH its lightness is 38%, its chroma 0.054 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Teal (#014D4E), ΔE 0.013 away. White text reads best on it, at 9.82:1.
| Hue family | Teals and cyans |
| Lightness | dark (38%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Dark Teal (#014D4E) |
| Black text | 2.13:1 |
| White text | 9.82:1 |
Values
| HEX | #174B48 |
| RGB | rgb(23, 75, 72) |
| HSL | hsl(177, 53%, 19%) |
| OKLCH | oklch(37.8% 0.054 189.7) |
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 #174B48 | 9.82:1 | AAA | Lc -96.8 | Preferred for body text |
| Black text on #174B48 | 2.13:1 | Fails | Lc 11.4 | Not readable |
| #174B48 text on white | 9.82:1 | AAA | Lc 92.6 | Preferred for body text |
| #174B48 text on black | 2.13:1 | Fails | Lc -9.9 | 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
#C9DEDC
oklch(88.4% 0.023 189.8)
-
Step 300
300
#A3CAC6
oklch(81% 0.042 188.7)
-
Step 400
400
#6FAEA9
oklch(70.7% 0.065 189.4)
-
Step 500
500
#439A94
oklch(63.2% 0.084 189.1)
-
Step 600
600
#18847F
oklch(55.6% 0.091 190)
-
Step 700
700
#03706B
oklch(49.2% 0.084 189.4)
-
Step 800
800
#0D5B57
oklch(42.7% 0.07 189.4)
-
Step 900
900 (this color)
#174B48
oklch(37.8% 0.054 189.7)
-
Step 950
950
#0F2C2A
oklch(27% 0.035 189.2)
#174B48 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) | #464748 | 0.057 |
| Deuteranopia (no green cones) | #3E4148 | 0.053 |
| Tritanopia (no blue cones) | #004D4A | 0.011 |
| Achromatopsia (no color) | #434343 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #174B48
#174B48
oklch(37.8% 0.054 189.7)
- #5B353B
#5B353B
oklch(37.7% 0.055 9.8)
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 #174B48, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Teal #014D4E ΔE 0.013
- Dark Blue Green #005249 ΔE 0.024
- Dark Slate Gray #2F4F4F ΔE 0.030
- Charcoal #264653 ΔE 0.032
- Deep Teal #00555A ΔE 0.037
- Dark Grey Blue #29465B ΔE 0.046
- Charcoal Grey #3C4142 ΔE 0.048
- Evergreen #05472A ΔE 0.052
Use #174B48 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.