#178279
Closest named color: Teal (#008080). oklch(54.8% 0.091 186), rgb(23, 130, 121).
Aa
White text reads best on this color (4.66:1).
About this color
#178279 is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 55%, its chroma 0.091 and its hue 186°. Its hue sits on the cool side of the wheel. The nearest named color is Teal (#008080), ΔE 0.015 away. White text reads best on it, at 4.66:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Teal (#008080) |
| Black text | 4.50:1 |
| White text | 4.66:1 |
Values
| HEX | #178279 |
| RGB | rgb(23, 130, 121) |
| HSL | hsl(175, 70%, 30%) |
| OKLCH | oklch(54.8% 0.091 186) |
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 #178279 | 4.66:1 | AA | Lc -77.4 | Fine for body text |
| Black text on #178279 | 4.50:1 | AA | Lc 32.1 | Non-text elements, placeholder text |
| #178279 text on white | 4.66:1 | AA | Lc 72.0 | Content text, not long reading |
| #178279 text on black | 4.50:1 | AA | Lc -29.7 | 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
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2EDEB
oklch(93.7% 0.012 184.1)
-
Step 200
200
#C9DEDB
oklch(88.4% 0.023 186.4)
-
Step 300
300
#A4CAC4
oklch(81% 0.041 184.7)
-
Step 400
400
#70AEA7
oklch(70.7% 0.065 186.8)
-
Step 500
500
#449A91
oklch(63.1% 0.084 186.1)
-
Step 600
600 (this color)
#178279
oklch(54.8% 0.091 186)
-
Step 700
700
#077068
oklch(49.1% 0.084 186.1)
-
Step 800
800
#0F5B55
oklch(42.7% 0.07 186.7)
-
Step 900
900
#184B46
oklch(37.7% 0.054 186.1)
-
Step 950
950
#102C29
oklch(27% 0.034 186.1)
#178279 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) | #7B7A79 | 0.097 |
| Deuteranopia (no green cones) | #6D707A | 0.091 |
| Tritanopia (no blue cones) | #00857F | 0.011 |
| Achromatopsia (no color) | #747474 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #178279
#178279
oklch(54.8% 0.091 186)
- #9E5A69
#9E5A69
oklch(55% 0.091 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 #178279, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal #008080 ΔE 0.015
- Bluegreen #017A79 ΔE 0.027
- Dark Cyan #008B8B ΔE 0.032
- Deep Aqua #08787F ΔE 0.036
- Dark Aquamarine #017371 ΔE 0.048
- Deep Turquoise #017374 ΔE 0.048
- Ocean #017B92 ΔE 0.051
- Teal Blue #01889F ΔE 0.057
Use #178279 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.