#478E31
Closest named color: Sap Green (#5C8B15). oklch(58% 0.147 139.1), rgb(71, 142, 49).
Aa
Black text reads best on this color (5.18:1).
About this color
#478E31 is a medium-dark, vivid green. In OKLCH its lightness is 58%, its chroma 0.147 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sap Green (#5C8B15), ΔE 0.023 away. Black text reads best on it, at 5.18:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.147) |
| Temperature | in between |
| Nearest name | Sap Green (#5C8B15) |
| Black text | 5.18:1 |
| White text | 4.05:1 |
Values
| HEX | #478E31 |
| RGB | rgb(71, 142, 49) |
| HSL | hsl(106, 49%, 37%) |
| OKLCH | oklch(58% 0.147 139.1) |
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 #478E31 | 4.05:1 | AA large text | Lc -73.0 | Content text, not long reading |
| Black text on #478E31 | 5.18:1 | AA | Lc 36.6 | Non-text elements, placeholder text |
| #478E31 text on white | 4.05:1 | AA large text | Lc 67.5 | Content text, not long reading |
| #478E31 text on black | 5.18:1 | AA | Lc -34.2 | Non-text elements, placeholder text |
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
#E4EDE1
oklch(93.6% 0.019 137.8)
-
Step 200
200
#CDDFC8
oklch(88.4% 0.037 138.9)
-
Step 300
300
#ABCBA3
oklch(80.8% 0.065 139.4)
-
Step 400
400
#7EB170
oklch(70.8% 0.106 139.1)
-
Step 500
500
#5C9C49
oklch(63% 0.134 138.9)
-
Step 600
600 (this color)
#478E31
oklch(58% 0.147 139.1)
-
Step 700
700
#31721B
oklch(49.1% 0.137 139.1)
-
Step 800
800
#2A5D19
oklch(42.7% 0.113 139)
-
Step 900
900
#274C1B
oklch(37.6% 0.088 138.7)
-
Step 950
950
#172D11
oklch(27.1% 0.056 139.3)
#478E31 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) | #928226 | 0.097 |
| Deuteranopia (no green cones) | #897C39 | 0.098 |
| Tritanopia (no blue cones) | #41897B | 0.101 |
| Achromatopsia (no color) | #7E7E7E | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #478E31
#478E31
oklch(58% 0.147 139.1)
- #9F5AB0
#9F5AB0
oklch(58% 0.146 319.5)
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 #478E31, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sap Green #5C8B15 ΔE 0.023
- Fern Green #548D44 ΔE 0.026
- Mossy Green #638B27 ΔE 0.028
- Kelley Green #009337 ΔE 0.033
- Forest Green #228B22 ΔE 0.033
- Moss Green #658B38 ΔE 0.035
- Olive Drab #6B8E23 ΔE 0.038
- Light Forest Green #4F9153 ΔE 0.039
Use #478E31 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.