#50903A
Closest named color: Fern Green (#548D44). oklch(59.1% 0.137 138.5), rgb(80, 144, 58).
Aa
Black text reads best on this color (5.39:1).
About this color
#50903A is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.137 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern Green (#548D44), ΔE 0.017 away. Black text reads best on it, at 5.39:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.137) |
| Temperature | in between |
| Nearest name | Fern Green (#548D44) |
| Black text | 5.39:1 |
| White text | 3.89:1 |
Values
| HEX | #50903A |
| RGB | rgb(80, 144, 58) |
| HSL | hsl(105, 43%, 40%) |
| OKLCH | oklch(59.1% 0.137 138.5) |
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 #50903A | 3.89:1 | AA large text | Lc -71.7 | Content text, not long reading |
| Black text on #50903A | 5.39:1 | AA | Lc 37.9 | Non-text elements, placeholder text |
| #50903A text on white | 3.89:1 | AA large text | Lc 66.2 | Content text, not long reading |
| #50903A text on black | 5.39:1 | AA | Lc -35.5 | 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
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E4EDE1
oklch(93.6% 0.019 137.8)
-
Step 200
200
#CEDFC9
oklch(88.5% 0.035 138.6)
-
Step 300
300
#ADCBA4
oklch(80.9% 0.063 138.5)
-
Step 400
400
#81B073
oklch(70.8% 0.1 138.7)
-
Step 500
500
#609B4D
oklch(63% 0.126 138.5)
-
Step 600
600 (this color)
#50903A
oklch(59.1% 0.137 138.5)
-
Step 700
700
#377121
oklch(49.1% 0.128 138.4)
-
Step 800
800
#2E5C1E
oklch(42.7% 0.105 138.6)
-
Step 900
900
#2A4C1E
oklch(37.8% 0.083 138.2)
-
Step 950
950
#192C12
oklch(26.9% 0.052 137.8)
#50903A 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) | #948531 | 0.090 |
| Deuteranopia (no green cones) | #8B7F40 | 0.090 |
| Tritanopia (no blue cones) | #4C8B7D | 0.094 |
| Achromatopsia (no color) | #818181 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #50903A
#50903A
oklch(59.1% 0.137 138.5)
- #9F60B1
#9F60B1
oklch(59% 0.137 318.5)
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 #50903A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern Green #548D44 ΔE 0.017
- Mossy Green #638B27 ΔE 0.023
- Moss Green #658B38 ΔE 0.025
- Sap Green #5C8B15 ΔE 0.026
- Light Forest Green #4F9153 ΔE 0.028
- Olive Drab #6B8E23 ΔE 0.030
- Kelley Green #009337 ΔE 0.042
- Dark Yellow Green #728F02 ΔE 0.043
Use #50903A 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.