#178403
Closest named color: Green (#008000). oklch(53.4% 0.176 141.5), rgb(23, 132, 3).
Aa
White text reads best on this color (4.84:1).
About this color
#178403 is a medium-dark, vivid green. In OKLCH its lightness is 53%, its chroma 0.176 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Green (#008000), ΔE 0.015 away. White text reads best on it, at 4.84:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | vivid (0.176) |
| Temperature | in between |
| Nearest name | Green (#008000) |
| Black text | 4.33:1 |
| White text | 4.84:1 |
Values
| HEX | #178403 |
| RGB | rgb(23, 132, 3) |
| HSL | hsl(111, 96%, 26%) |
| OKLCH | oklch(53.4% 0.176 141.5) |
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 #178403 | 4.84:1 | AA | Lc -78.4 | Fine for body text |
| Black text on #178403 | 4.33:1 | AA large text | Lc 31.1 | Non-text elements, placeholder text |
| #178403 text on white | 4.84:1 | AA | Lc 72.9 | Content text, not long reading |
| #178403 text on black | 4.33:1 | AA large text | Lc -28.7 | 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 600.
-
Step 50
50
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E2EEE0
oklch(93.6% 0.023 141.2)
-
Step 200
200
#CAE1C6
oklch(88.5% 0.044 141)
-
Step 300
300
#A4CE9E
oklch(80.9% 0.08 141.5)
-
Step 400
400
#71B468
oklch(70.6% 0.127 141.5)
-
Step 500
500
#47A13C
oklch(63.2% 0.163 141.5)
-
Step 600
600 (this color)
#178403
oklch(53.4% 0.176 141.5)
-
Step 700
700
#117600
oklch(49.2% 0.164 141.6)
-
Step 800
800
#146009
oklch(42.8% 0.136 141.5)
-
Step 900
900
#1A4F13
oklch(37.8% 0.106 141.4)
-
Step 950
950
#112E0D
oklch(27% 0.067 141.3)
#178403 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) | #877600 | 0.123 |
| Deuteranopia (no green cones) | #7C6F1B | 0.121 |
| Tritanopia (no blue cones) | #00806F | 0.115 |
| Achromatopsia (no color) | #727272 | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #178403
#178403
oklch(53.4% 0.176 141.5)
- #9941A9
#9941A9
oklch(53.4% 0.176 321.2)
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 #178403, closest first.
No curated palette has a color within ΔE 0.04 of #178403.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green #008000 ΔE 0.015
- Dark Grass Green #388004 ΔE 0.021
- Tree Green #2A7E19 ΔE 0.024
- Forest Green #228B22 ΔE 0.025
- Emerald Green #028F1E ΔE 0.032
- True Green #089404 ΔE 0.048
- Kelley Green #009337 ΔE 0.048
- Jungle Green #048243 ΔE 0.050
Use #178403 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.