#18725E
Closest named color: Dark Aquamarine (#017371). oklch(49.6% 0.087 173.7), rgb(24, 114, 94).
Aa
White text reads best on this color (5.82:1).
About this color
#18725E is a medium-dark, moderately saturated teal or cyan. In OKLCH its lightness is 50%, its chroma 0.087 and its hue 174°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.029 away. White text reads best on it, at 5.82:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.60:1 |
| White text | 5.82:1 |
Values
| HEX | #18725E |
| RGB | rgb(24, 114, 94) |
| HSL | hsl(167, 65%, 27%) |
| OKLCH | oklch(49.6% 0.087 173.7) |
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 #18725E | 5.82:1 | AA | Lc -84.0 | Fine for body text |
| Black text on #18725E | 3.60:1 | AA large text | Lc 25.3 | Dividers and decoration only |
| #18725E text on white | 5.82:1 | AA | Lc 78.8 | Fine for body text |
| #18725E text on black | 3.60:1 | AA large text | Lc -23.0 | 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
#E2EDE9
oklch(93.7% 0.013 172.4)
-
Step 200
200
#CADED8
oklch(88.4% 0.023 175.9)
-
Step 300
300
#A6CABE
oklch(80.9% 0.042 173)
-
Step 400
400
#73AF9D
oklch(70.8% 0.068 173.4)
-
Step 500
500
#4A9B85
oklch(63.2% 0.087 173.3)
-
Step 600
600
#26856F
oklch(55.6% 0.093 173.8)
-
Step 700
700 (this color)
#18725E
oklch(49.6% 0.087 173.7)
-
Step 800
800
#175C4C
oklch(42.8% 0.072 173.8)
-
Step 900
900
#1B4B3F
oklch(37.6% 0.056 174)
-
Step 950
950
#122C25
oklch(27% 0.035 173.9)
#18725E 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) | #6E6A5D | 0.091 |
| Deuteranopia (no green cones) | #62625F | 0.085 |
| Tritanopia (no blue cones) | #00736C | 0.021 |
| Achromatopsia (no color) | #656565 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #18725E
#18725E
oklch(49.6% 0.087 173.7)
- #884C66
#884C66
oklch(49.6% 0.087 353.3)
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 #18725E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.029
- Deep Turquoise #017374 ΔE 0.034
- Dark Aqua #05696B ΔE 0.042
- Bluegreen #017A79 ΔE 0.042
- Dark Green Blue #1F6357 ΔE 0.046
- Deep Aqua #08787F ΔE 0.050
- Teal #008080 ΔE 0.058
- Dark Olive Green #556B2F ΔE 0.071
Use #18725E 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.