#59903D
Closest named color: Fern Green (#548D44). oklch(59.6% 0.129 136.3), rgb(89, 144, 61).
Aa
Black text reads best on this color (5.48:1).
About this color
#59903D is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.129 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern Green (#548D44), ΔE 0.014 away. Black text reads best on it, at 5.48:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Fern Green (#548D44) |
| Black text | 5.48:1 |
| White text | 3.83:1 |
Values
| HEX | #59903D |
| RGB | rgb(89, 144, 61) |
| HSL | hsl(100, 40%, 40%) |
| OKLCH | oklch(59.6% 0.129 136.3) |
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 #59903D | 3.83:1 | AA large text | Lc -71.1 | Content text, not long reading |
| Black text on #59903D | 5.48:1 | AA | Lc 38.4 | Non-text elements, placeholder text |
| #59903D text on white | 3.83:1 | AA large text | Lc 65.6 | Content text, not long reading |
| #59903D text on black | 5.48:1 | AA | Lc -36.0 | 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 500.
-
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
#CFDFC8
oklch(88.5% 0.035 136)
-
Step 300
300
#AECBA2
oklch(81% 0.064 136.6)
-
Step 400
400
#83AF6F
oklch(70.6% 0.101 136.3)
-
Step 500
500 (this color)
#59903D
oklch(59.6% 0.129 136.3)
-
Step 600
600
#498527
oklch(55.6% 0.141 136.4)
-
Step 700
700
#3A7019
oklch(48.9% 0.13 136.3)
-
Step 800
800
#315C18
oklch(42.8% 0.109 136.2)
-
Step 900
900
#2B4B1B
oklch(37.6% 0.084 136.5)
-
Step 950
950
#1A2C11
oklch(26.9% 0.052 136.1)
#59903D 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) | #958535 | 0.083 |
| Deuteranopia (no green cones) | #8D8143 | 0.081 |
| Tritanopia (no blue cones) | #578B7E | 0.092 |
| Achromatopsia (no color) | #828282 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59903D
#59903D
oklch(59.6% 0.129 136.3)
- #9D65B2
#9D65B2
oklch(59.6% 0.128 316.3)
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 #59903D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern Green #548D44 ΔE 0.014
- Moss Green #658B38 ΔE 0.018
- Mossy Green #638B27 ΔE 0.020
- Light Forest Green #4F9153 ΔE 0.024
- Olive Drab #6B8E23 ΔE 0.025
- Sap Green #5C8B15 ΔE 0.028
- Dark Yellow Green #728F02 ΔE 0.039
- Khaki Green #728639 ΔE 0.039
Use #59903D 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.