#508647
Closest named color: Fern Green (#548D44). oklch(56.6% 0.109 140.9), rgb(80, 134, 71).
Aa
Black text reads best on this color (4.84:1).
About this color
#508647 is a medium-dark, moderately saturated green. In OKLCH its lightness is 57%, its chroma 0.109 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern Green (#548D44), ΔE 0.023 away. Black text reads best on it, at 4.84:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Fern Green (#548D44) |
| Black text | 4.84:1 |
| White text | 4.33:1 |
Values
| HEX | #508647 |
| RGB | rgb(80, 134, 71) |
| HSL | hsl(111, 31%, 40%) |
| OKLCH | oklch(56.6% 0.109 140.9) |
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 #508647 | 4.33:1 | AA large text | Lc -75.4 | Fine for body text |
| Black text on #508647 | 4.84:1 | AA | Lc 34.2 | Non-text elements, placeholder text |
| #508647 text on white | 4.33:1 | AA large text | Lc 69.9 | Content text, not long reading |
| #508647 text on black | 4.84:1 | AA | Lc -31.8 | 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
#E5ECE3
oklch(93.5% 0.014 138.7)
-
Step 200
200
#D0DECD
oklch(88.5% 0.027 140.2)
-
Step 300
300
#B0C9AB
oklch(80.9% 0.05 140.4)
-
Step 400
400
#86AD7F
oklch(70.7% 0.078 140.8)
-
Step 500
500
#67995E
oklch(63.2% 0.101 140.7)
-
Step 600
600 (this color)
#508647
oklch(56.6% 0.109 140.9)
-
Step 700
700
#3E6F36
oklch(49.2% 0.102 140.9)
-
Step 800
800
#335A2D
oklch(42.6% 0.084 141.1)
-
Step 900
900
#2D4A28
oklch(37.6% 0.066 140.8)
-
Step 950
950
#1B2B18
oklch(26.9% 0.04 140.6)
#508647 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) | #897C42 | 0.078 |
| Deuteranopia (no green cones) | #81774B | 0.078 |
| Tritanopia (no blue cones) | #4B8277 | 0.073 |
| Achromatopsia (no color) | #797979 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #508647
#508647
oklch(56.6% 0.109 140.9)
- #93609D
#93609D
oklch(56.7% 0.108 320.9)
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 #508647, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern Green #548D44 ΔE 0.023
- Dark Sage #598556 ΔE 0.025
- Swamp #698339 ΔE 0.029
- Sea Green #2E8B57 ΔE 0.029
- Light Forest Green #4F9153 ΔE 0.032
- Moss Green #658B38 ΔE 0.034
- Military Green #667C3E ΔE 0.035
- Khaki Green #728639 ΔE 0.041
Use #508647 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.