#518A2A
Closest named color: Sap Green (#5C8B15). oklch(57.4% 0.141 135.1), rgb(81, 138, 42).
Aa
Black text reads best on this color (5.01:1).
About this color
#518A2A is a medium-dark, vivid green. In OKLCH its lightness is 57%, its chroma 0.141 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sap Green (#5C8B15), ΔE 0.016 away. Black text reads best on it, at 5.01:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.141) |
| Temperature | in between |
| Nearest name | Sap Green (#5C8B15) |
| Black text | 5.01:1 |
| White text | 4.18:1 |
Values
| HEX | #518A2A |
| RGB | rgb(81, 138, 42) |
| HSL | hsl(96, 53%, 35%) |
| OKLCH | oklch(57.4% 0.141 135.1) |
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 #518A2A | 4.18:1 | AA large text | Lc -74.1 | Content text, not long reading |
| Black text on #518A2A | 5.01:1 | AA | Lc 35.5 | Non-text elements, placeholder text |
| #518A2A text on white | 4.18:1 | AA large text | Lc 68.6 | Content text, not long reading |
| #518A2A text on black | 5.01:1 | AA | Lc -33.0 | 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 600.
-
Step 50
50
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E5EDE1
oklch(93.7% 0.018 134.9)
-
Step 200
200
#CFDFC8
oklch(88.5% 0.035 136)
-
Step 300
300
#AFCAA1
oklch(80.8% 0.063 135)
-
Step 400
400
#85AF6E
oklch(70.7% 0.101 135)
-
Step 500
500
#659B45
oklch(63.2% 0.131 135.2)
-
Step 600
600 (this color)
#518A2A
oklch(57.4% 0.141 135.1)
-
Step 700
700
#3D7015
oklch(49.1% 0.131 134.9)
-
Step 800
800
#335B15
oklch(42.6% 0.108 134.7)
-
Step 900
900
#2D4B19
oklch(37.7% 0.084 134.8)
-
Step 950
950
#1A2C10
oklch(26.9% 0.054 135.5)
#518A2A 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) | #8F7F1C | 0.085 |
| Deuteranopia (no green cones) | #877A32 | 0.086 |
| Tritanopia (no blue cones) | #508577 | 0.103 |
| Achromatopsia (no color) | #7C7C7C | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #518A2A
#518A2A
oklch(57.4% 0.141 135.1)
- #975BB1
#975BB1
oklch(57.3% 0.142 314.9)
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 #518A2A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sap Green #5C8B15 ΔE 0.016
- Mossy Green #638B27 ΔE 0.021
- Fern Green #548D44 ΔE 0.026
- Moss Green #658B38 ΔE 0.029
- Olive Drab #6B8E23 ΔE 0.034
- Forest Green #228B22 ΔE 0.038
- Swamp #698339 ΔE 0.041
- Swamp Green #748500 ΔE 0.042
Use #518A2A 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.