#599800
Closest named color: Grassy Green (#419C03). oklch(61.3% 0.172 132.6), rgb(89, 152, 0).
Aa
Black text reads best on this color (5.91:1).
About this color
#599800 is a medium-dark, vivid green. In OKLCH its lightness is 61%, its chroma 0.172 and its hue 133°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grassy Green (#419C03), ΔE 0.022 away. Black text reads best on it, at 5.91:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.172) |
| Temperature | in between |
| Nearest name | Grassy Green (#419C03) |
| Black text | 5.91:1 |
| White text | 3.54:1 |
Values
| HEX | #599800 |
| RGB | rgb(89, 152, 0) |
| HSL | hsl(85, 100%, 30%) |
| OKLCH | oklch(61.3% 0.172 132.6) |
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 #599800 | 3.54:1 | AA large text | Lc -68.2 | Content text, not long reading |
| Black text on #599800 | 5.91:1 | AA | Lc 41.3 | Non-text elements, placeholder text |
| #599800 text on white | 3.54:1 | AA large text | Lc 62.8 | Content text, not long reading |
| #599800 text on black | 5.91:1 | AA | Lc -38.9 | 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
#F3F7F0
oklch(97.1% 0.01 131.4)
-
Step 100
100
#E4EEDD
oklch(93.7% 0.025 132.1)
-
Step 200
200
#CEE0C1
oklch(88.5% 0.046 132.1)
-
Step 300
300
#ACCD95
oklch(81% 0.084 132.8)
-
Step 400
400
#7FB256
oklch(70.7% 0.134 132.8)
-
Step 500
500 (this color)
#599800
oklch(61.3% 0.172 132.6)
-
Step 600
600
#4D8500
oklch(55.6% 0.156 132.7)
-
Step 700
700
#407000
oklch(49.1% 0.138 132.7)
-
Step 800
800
#345C00
oklch(42.8% 0.12 132.5)
-
Step 900
900
#2A4C00
oklch(37.6% 0.105 132.5)
-
Step 950
950
#182D03
oklch(26.9% 0.071 132.6)
#599800 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) | #9F8B00 | 0.098 |
| Deuteranopia (no green cones) | #96861D | 0.096 |
| Tritanopia (no blue cones) | #5A9180 | 0.129 |
| Achromatopsia (no color) | #888888 | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #599800
#599800
oklch(61.3% 0.172 132.6)
- #A75FCC
#A75FCC
oklch(61.2% 0.172 312.9)
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 #599800, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grassy Green #419C03 ΔE 0.022
- Grass Green #3F9B0B ΔE 0.022
- Dark Yellow Green #728F02 ΔE 0.037
- Sap Green #5C8B15 ΔE 0.040
- Olive Drab #6B8E23 ΔE 0.041
- Mossy Green #638B27 ΔE 0.046
- Leaf Green #5CA904 ΔE 0.049
- Mid Green #50A747 ΔE 0.050
Use #599800 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.