#18786D
Closest named color: Bluegreen (#017A79). oklch(51.7% 0.086 183.3), rgb(24, 120, 109).
Aa
White text reads best on this color (5.32:1).
About this color
#18786D is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 52%, its chroma 0.086 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.018 away. White text reads best on it, at 5.32:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Bluegreen (#017A79) |
| Black text | 3.94:1 |
| White text | 5.32:1 |
Values
| HEX | #18786D |
| RGB | rgb(24, 120, 109) |
| HSL | hsl(173, 67%, 28%) |
| OKLCH | oklch(51.7% 0.086 183.3) |
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 #18786D | 5.32:1 | AA | Lc -81.4 | Fine for body text |
| Black text on #18786D | 3.94:1 | AA large text | Lc 28.0 | Dividers and decoration only |
| #18786D text on white | 5.32:1 | AA | Lc 76.1 | Fine for body text |
| #18786D text on black | 3.94:1 | AA large text | Lc -25.6 | 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 700.
-
Step 50
50
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2EDEA
oklch(93.7% 0.012 178)
-
Step 200
200
#C9DEDA
oklch(88.4% 0.023 183.1)
-
Step 300
300
#A4CAC3
oklch(80.9% 0.042 182.8)
-
Step 400
400
#70AEA5
oklch(70.6% 0.066 184.3)
-
Step 500
500
#459A8E
oklch(63% 0.084 183)
-
Step 600
600
#1B8579
oklch(55.7% 0.092 183.3)
-
Step 700
700 (this color)
#18786D
oklch(51.7% 0.086 183.3)
-
Step 800
800
#0F5B53
oklch(42.6% 0.07 184.1)
-
Step 900
900
#184B44
oklch(37.7% 0.055 182.7)
-
Step 950
950
#102C28
oklch(27% 0.035 183.1)
#18786D 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) | #72716D | 0.091 |
| Deuteranopia (no green cones) | #65676E | 0.086 |
| Tritanopia (no blue cones) | #007B75 | 0.013 |
| Achromatopsia (no color) | #6B6B6B | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #18786D
#18786D
oklch(51.7% 0.086 183.3)
- #915263
#915263
oklch(51.7% 0.086 3.2)
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 #18786D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.018
- Dark Aquamarine #017371 ΔE 0.021
- Deep Turquoise #017374 ΔE 0.023
- Deep Aqua #08787F ΔE 0.029
- Teal #008080 ΔE 0.032
- Dark Aqua #05696B ΔE 0.049
- Ocean #017B92 ΔE 0.057
- Dark Cyan #008B8B ΔE 0.063
Use #18786D 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.