#478B48
Closest named color: Fern Green (#548D44). oklch(57.5% 0.121 144.1), rgb(71, 139, 72).
Aa
Black text reads best on this color (5.05:1).
About this color
#478B48 is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.121 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern Green (#548D44), ΔE 0.015 away. Black text reads best on it, at 5.05:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Fern Green (#548D44) |
| Black text | 5.05:1 |
| White text | 4.15:1 |
Values
| HEX | #478B48 |
| RGB | rgb(71, 139, 72) |
| HSL | hsl(121, 32%, 41%) |
| OKLCH | oklch(57.5% 0.121 144.1) |
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 #478B48 | 4.15:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #478B48 | 5.05:1 | AA | Lc 35.7 | Non-text elements, placeholder text |
| #478B48 text on white | 4.15:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #478B48 text on black | 5.05:1 | AA | Lc -33.3 | 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
#F3F7F2
oklch(97.2% 0.008 139.4)
-
Step 100
100
#E4EDE3
oklch(93.7% 0.016 142.6)
-
Step 200
200
#CEDFCD
oklch(88.6% 0.03 143.8)
-
Step 300
300
#ACCAAB
oklch(80.8% 0.054 144.2)
-
Step 400
400
#7FAF7E
oklch(70.7% 0.087 144.1)
-
Step 500
500
#5D9B5D
oklch(63.1% 0.111 144.1)
-
Step 600
600 (this color)
#478B48
oklch(57.5% 0.121 144.1)
-
Step 700
700
#337134
oklch(49.2% 0.113 143.9)
-
Step 800
800
#2B5C2C
oklch(42.8% 0.093 144.1)
-
Step 900
900
#274B28
oklch(37.6% 0.072 144.6)
-
Step 950
950
#182C18
oklch(27% 0.045 144.2)
#478B48 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) | #8D8043 | 0.091 |
| Deuteranopia (no green cones) | #847A4C | 0.090 |
| Tritanopia (no blue cones) | #3E887B | 0.075 |
| Achromatopsia (no color) | #7C7C7C | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #478B48
#478B48
oklch(57.5% 0.121 144.1)
- #9C5EA1
#9C5EA1
oklch(57.6% 0.122 324.3)
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 #478B48, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern Green #548D44 ΔE 0.015
- Light Forest Green #4F9153 ΔE 0.023
- Sea Green #2E8B57 ΔE 0.024
- Moss Green #658B38 ΔE 0.033
- Dark Sage #598556 ΔE 0.036
- Mossy Green #638B27 ΔE 0.038
- Swamp #698339 ΔE 0.040
- Viridian #1E9167 ΔE 0.040
Use #478B48 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.