#599F40
Closest named color: Muted Green (#5FA052). oklch(63.5% 0.148 138.3), rgb(89, 159, 64).
Aa
Black text reads best on this color (6.45:1).
About this color
#599F40 is a medium-light, vivid green. In OKLCH its lightness is 64%, its chroma 0.148 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Muted Green (#5FA052), ΔE 0.021 away. Black text reads best on it, at 6.45:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.148) |
| Temperature | in between |
| Nearest name | Muted Green (#5FA052) |
| Black text | 6.45:1 |
| White text | 3.25:1 |
Values
| HEX | #599F40 |
| RGB | rgb(89, 159, 64) |
| HSL | hsl(104, 43%, 44%) |
| OKLCH | oklch(63.5% 0.148 138.3) |
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 #599F40 | 3.25:1 | AA large text | Lc -65.0 | Content text, not long reading |
| Black text on #599F40 | 6.45:1 | AA | Lc 44.5 | Non-text elements, placeholder text |
| #599F40 text on white | 3.25:1 | AA large text | Lc 59.6 | Large or bold text, headings |
| #599F40 text on black | 6.45:1 | AA | Lc -42.1 | 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
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E3EDE0
oklch(93.5% 0.02 138.4)
-
Step 200
200
#CCE0C6
oklch(88.5% 0.041 138.5)
-
Step 300
300
#AACC9F
oklch(80.8% 0.072 138.1)
-
Step 400
400
#7BB26A
oklch(70.7% 0.116 138.5)
-
Step 500
500 (this color)
#599F40
oklch(63.5% 0.148 138.3)
-
Step 600
600
#3B8818
oklch(55.7% 0.161 138.3)
-
Step 700
700
#2C7306
oklch(49.1% 0.15 138.4)
-
Step 800
800
#265E0D
oklch(42.8% 0.124 138.4)
-
Step 900
900
#244D15
oklch(37.7% 0.097 138.5)
-
Step 950
950
#162D0E
oklch(26.9% 0.061 138.3)
#599F40 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) | #A49236 | 0.098 |
| Deuteranopia (no green cones) | #9A8C47 | 0.098 |
| Tritanopia (no blue cones) | #549A8A | 0.101 |
| Achromatopsia (no color) | #8F8F8F | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #599F40
#599F40
oklch(63.5% 0.148 138.3)
- #B06AC4
#B06AC4
oklch(63.5% 0.149 318.4)
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 #599F40, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muted Green #5FA052 ΔE 0.021
- Mid Green #50A747 ΔE 0.022
- Flat Green #699D4C ΔE 0.024
- Off Green #6BA353 ΔE 0.032
- Fern #63A950 ΔE 0.033
- Medium Green #39AD48 ΔE 0.042
- Dark Pastel Green #56AE57 ΔE 0.043
- Grass #5CAC2D ΔE 0.045
Use #599F40 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.