#18918D
Closest named color: Teal Green (#0A9396). oklch(59.5% 0.098 191.3), rgb(24, 145, 141).
Aa
Black text reads best on this color (5.47:1).
About this color
#18918D is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 60%, its chroma 0.098 and its hue 191°. Its hue sits on the cool side of the wheel. The nearest named color is Teal Green (#0A9396), ΔE 0.013 away. Black text reads best on it, at 5.47:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Teal Green (#0A9396) |
| Black text | 5.47:1 |
| White text | 3.83:1 |
Values
| HEX | #18918D |
| RGB | rgb(24, 145, 141) |
| HSL | hsl(178, 72%, 33%) |
| OKLCH | oklch(59.5% 0.098 191.3) |
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 #18918D | 3.83:1 | AA large text | Lc -70.9 | Content text, not long reading |
| Black text on #18918D | 5.47:1 | AA | Lc 38.7 | Non-text elements, placeholder text |
| #18918D text on white | 3.83:1 | AA large text | Lc 65.4 | Content text, not long reading |
| #18918D text on black | 5.47:1 | AA | Lc -36.3 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E0EDEC
oklch(93.6% 0.014 191.4)
-
Step 200
200
#C6DFDD
oklch(88.5% 0.027 190.8)
-
Step 300
300
#9ECBC8
oklch(80.9% 0.047 191.2)
-
Step 400
400
#63B0AC
oklch(70.7% 0.077 191.2)
-
Step 500
500 (this color)
#18918D
oklch(59.5% 0.098 191.3)
-
Step 600
600
#008581
oklch(55.7% 0.096 191.1)
-
Step 700
700
#00706C
oklch(49.2% 0.085 190.4)
-
Step 800
800
#005B59
oklch(42.6% 0.073 192.2)
-
Step 900
900
#034C4A
oklch(37.7% 0.064 191.7)
-
Step 950
950
#082D2B
oklch(27.1% 0.041 189.8)
#18918D 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) | #88898D | 0.103 |
| Deuteranopia (no green cones) | #787D8E | 0.097 |
| Tritanopia (no blue cones) | #00958F | 0.012 |
| Achromatopsia (no color) | #828282 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #18918D
#18918D
oklch(59.5% 0.098 191.3)
- #B16570
#B16570
oklch(59.5% 0.098 11.2)
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 #18918D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Teal Green #0A9396 ΔE 0.013
- Dark Cyan #008B8B ΔE 0.020
- Blue Green #0F9B8E ΔE 0.030
- Dusty Teal #4C9085 ΔE 0.031
- Sea #3C9992 ΔE 0.033
- Persian Green #2A9D8F ΔE 0.038
- Teal Blue #01889F ΔE 0.045
- Teal #008080 ΔE 0.053
Use #18918D 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.