#008178
Closest named color: Teal (#008080). oklch(54.3% 0.095 186.3), rgb(0, 129, 120).
Aa
White text reads best on this color (4.76:1).
About this color
#008178 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 54%, its chroma 0.095 and its hue 186°. Its hue sits on the cool side of the wheel. The nearest named color is Teal (#008080), ΔE 0.014 away. White text reads best on it, at 4.76:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Teal (#008080) |
| Black text | 4.41:1 |
| White text | 4.76:1 |
Values
| HEX | #008178 |
| RGB | rgb(0, 129, 120) |
| HSL | hsl(176, 100%, 25%) |
| OKLCH | oklch(54.3% 0.095 186.3) |
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 #008178 | 4.76:1 | AA | Lc -77.9 | Fine for body text |
| Black text on #008178 | 4.41:1 | AA large text | Lc 31.6 | Non-text elements, placeholder text |
| #008178 text on white | 4.76:1 | AA | Lc 72.5 | Content text, not long reading |
| #008178 text on black | 4.41:1 | AA large text | Lc -29.2 | Dividers and decoration only |
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 600.
-
Step 50
50
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E1EDEB
oklch(93.7% 0.013 185.1)
-
Step 200
200
#C9DFDB
oklch(88.6% 0.024 183.7)
-
Step 300
300
#A2CAC5
oklch(80.9% 0.043 187)
-
Step 400
400
#6DAFA7
oklch(70.7% 0.069 186)
-
Step 500
500
#3F9B92
oklch(63.2% 0.088 186.4)
-
Step 600
600 (this color)
#008178
oklch(54.3% 0.095 186.3)
-
Step 700
700
#007068
oklch(49.1% 0.086 186.2)
-
Step 800
800
#055C55
oklch(42.8% 0.074 185.8)
-
Step 900
900
#144B46
oklch(37.6% 0.057 186.4)
-
Step 950
950
#0E2C29
oklch(26.9% 0.036 186.4)
#008178 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) | #797978 | 0.100 |
| Deuteranopia (no green cones) | #6B6E79 | 0.096 |
| Tritanopia (no blue cones) | #00847E | 0.011 |
| Achromatopsia (no color) | #737373 | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #008178
#008178
oklch(54.3% 0.095 186.3)
- #9E5767
#9E5767
oklch(54.4% 0.095 6.3)
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 #008178, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal #008080 ΔE 0.014
- Bluegreen #017A79 ΔE 0.023
- Deep Aqua #08787F ΔE 0.034
- Dark Cyan #008B8B ΔE 0.037
- Dark Aquamarine #017371 ΔE 0.043
- Deep Turquoise #017374 ΔE 0.043
- Ocean #017B92 ΔE 0.051
- Teal Blue #01889F ΔE 0.060
Use #008178 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.