#518823
Closest named color: Sap Green (#5C8B15). oklch(56.8% 0.143 134), rgb(81, 136, 35).
Aa
Black text reads best on this color (4.89:1).
About this color
#518823 is a medium-dark, vivid green. In OKLCH its lightness is 57%, its chroma 0.143 and its hue 134°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sap Green (#5C8B15), ΔE 0.018 away. Black text reads best on it, at 4.89:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Sap Green (#5C8B15) |
| Black text | 4.89:1 |
| White text | 4.28:1 |
Values
| HEX | #518823 |
| RGB | rgb(81, 136, 35) |
| HSL | hsl(93, 59%, 34%) |
| OKLCH | oklch(56.8% 0.143 134) |
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 #518823 | 4.28:1 | AA large text | Lc -74.9 | Content text, not long reading |
| Black text on #518823 | 4.89:1 | AA | Lc 34.6 | Non-text elements, placeholder text |
| #518823 text on white | 4.28:1 | AA large text | Lc 69.5 | Content text, not long reading |
| #518823 text on black | 4.89:1 | AA | Lc -32.2 | 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
#E5EDE0
oklch(93.6% 0.019 133.1)
-
Step 200
200
#D0DFC7
oklch(88.6% 0.036 133.6)
-
Step 300
300
#B0CAA0
oklch(80.8% 0.064 133.6)
-
Step 400
400
#86AF6C
oklch(70.8% 0.103 134)
-
Step 500
500
#679A42
oklch(63% 0.132 133.9)
-
Step 600
600 (this color)
#518823
oklch(56.8% 0.143 134)
-
Step 700
700
#3E700F
oklch(49.1% 0.134 134.1)
-
Step 800
800
#345B12
oklch(42.6% 0.11 133.9)
-
Step 900
900
#2D4B17
oklch(37.6% 0.086 134.2)
-
Step 950
950
#1B2C0F
oklch(27% 0.054 134)
#518823 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) | #8D7D11 | 0.083 |
| Deuteranopia (no green cones) | #86782D | 0.086 |
| Tritanopia (no blue cones) | #518374 | 0.104 |
| Achromatopsia (no color) | #7A7A7A | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #518823
#518823
oklch(56.8% 0.143 134)
- #9559B1
#9559B1
oklch(56.7% 0.144 314.1)
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 #518823, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sap Green #5C8B15 ΔE 0.018
- Mossy Green #638B27 ΔE 0.024
- Fern Green #548D44 ΔE 0.031
- Moss Green #658B38 ΔE 0.033
- Forest Green #228B22 ΔE 0.036
- Olive Drab #6B8E23 ΔE 0.037
- Dark Grass Green #388004 ΔE 0.040
- Swamp Green #748500 ΔE 0.042
Use #518823 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.