#187258
Closest named color: Dark Aquamarine (#017371). oklch(49.4% 0.092 168.5), rgb(24, 114, 88).
Aa
White text reads best on this color (5.85:1).
About this color
#187258 is a medium-dark, moderately saturated green. In OKLCH its lightness is 49%, its chroma 0.092 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.038 away. White text reads best on it, at 5.85:1.
| Hue family | Greens |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.092) |
| Temperature | in between |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.58:1 |
| White text | 5.85:1 |
Values
| HEX | #187258 |
| RGB | rgb(24, 114, 88) |
| HSL | hsl(163, 65%, 27%) |
| OKLCH | oklch(49.4% 0.092 168.5) |
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 #187258 | 5.85:1 | AA | Lc -84.2 | Fine for body text |
| Black text on #187258 | 3.58:1 | AA large text | Lc 25.1 | Dividers and decoration only |
| #187258 text on white | 5.85:1 | AA | Lc 78.9 | Fine for body text |
| #187258 text on black | 3.58:1 | AA large text | Lc -22.9 | 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
#A6CABB
oklch(80.8% 0.044 168)
-
Step 400
400
#73AF99
oklch(70.6% 0.071 169.2)
-
Step 500
500
#4A9B7F
oklch(63% 0.091 168.3)
-
Step 600
600
#268669
oklch(55.7% 0.099 168.5)
-
Step 700
700 (this color)
#187258
oklch(49.4% 0.092 168.5)
-
Step 800
800
#175C47
oklch(42.7% 0.076 168.3)
-
Step 900
900
#1C4C3C
oklch(37.8% 0.059 168.3)
-
Step 950
950
#122C23
oklch(26.9% 0.037 168.7)
#187258 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) | #6F6A57 | 0.093 |
| Deuteranopia (no green cones) | #63615A | 0.089 |
| Tritanopia (no blue cones) | #00736B | 0.029 |
| Achromatopsia (no color) | #656565 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #187258
#187258
oklch(49.4% 0.092 168.5)
- #874B6A
#874B6A
oklch(49.4% 0.09 348.6)
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 #187258, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.038
- Deep Turquoise #017374 ΔE 0.043
- Dark Green Blue #1F6357 ΔE 0.048
- Dark Aqua #05696B ΔE 0.049
- Bluegreen #017A79 ΔE 0.050
- Deep Aqua #08787F ΔE 0.059
- Teal #008080 ΔE 0.064
- Dark Olive Green #556B2F ΔE 0.065
Use #187258 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.