#18765D
Closest named color: Dark Aquamarine (#017371). oklch(50.7% 0.093 170), rgb(24, 118, 93).
Aa
White text reads best on this color (5.54:1).
About this color
#18765D is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 51%, its chroma 0.093 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.036 away. White text reads best on it, at 5.54:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.093) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.78:1 |
| White text | 5.54:1 |
Values
| HEX | #18765D |
| RGB | rgb(24, 118, 93) |
| HSL | hsl(164, 66%, 28%) |
| OKLCH | oklch(50.7% 0.093 170) |
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 #18765D | 5.54:1 | AA | Lc -82.6 | Fine for body text |
| Black text on #18765D | 3.78:1 | AA large text | Lc 26.8 | Dividers and decoration only |
| #18765D text on white | 5.54:1 | AA | Lc 77.3 | Fine for body text |
| #18765D text on black | 3.78:1 | AA large text | Lc -24.5 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#CADFD6
oklch(88.5% 0.026 168.2)
-
Step 300
300
#A5CABC
oklch(80.8% 0.044 170.2)
-
Step 400
400
#72AF9A
oklch(70.6% 0.071 170.5)
-
Step 500
500
#479B81
oklch(63% 0.091 170.4)
-
Step 600
600
#21866A
oklch(55.6% 0.1 169.7)
-
Step 700
700 (this color)
#18765D
oklch(50.7% 0.093 170)
-
Step 800
800
#135C48
oklch(42.6% 0.077 169.9)
-
Step 900
900
#1A4C3D
oklch(37.8% 0.06 170.2)
-
Step 950
950
#112C24
oklch(26.9% 0.037 171.8)
#18765D 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) | #726D5C | 0.095 |
| Deuteranopia (no green cones) | #67655F | 0.091 |
| Tritanopia (no blue cones) | #00776F | 0.027 |
| Achromatopsia (no color) | #686868 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #18765D
#18765D
oklch(50.7% 0.093 170)
- #8C4E6D
#8C4E6D
oklch(50.7% 0.092 349.6)
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 #18765D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.036
- Deep Turquoise #017374 ΔE 0.041
- Bluegreen #017A79 ΔE 0.042
- Deep Aqua #08787F ΔE 0.052
- Teal #008080 ΔE 0.054
- Dark Aqua #05696B ΔE 0.054
- Dark Green Blue #1F6357 ΔE 0.059
- Jungle Green #048243 ΔE 0.061
Use #18765D 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.