#599138
Closest named color: Mossy Green (#638B27). oklch(59.8% 0.135 135.6), rgb(89, 145, 56).
Aa
Black text reads best on this color (5.53:1).
About this color
#599138 is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.135 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mossy Green (#638B27), ΔE 0.019 away. Black text reads best on it, at 5.53:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Mossy Green (#638B27) |
| Black text | 5.53:1 |
| White text | 3.79:1 |
Values
| HEX | #599138 |
| RGB | rgb(89, 145, 56) |
| HSL | hsl(98, 44%, 39%) |
| OKLCH | oklch(59.8% 0.135 135.6) |
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 #599138 | 3.79:1 | AA large text | Lc -70.8 | Content text, not long reading |
| Black text on #599138 | 5.53:1 | AA | Lc 38.8 | Non-text elements, placeholder text |
| #599138 text on white | 3.79:1 | AA large text | Lc 65.3 | Content text, not long reading |
| #599138 text on black | 5.53:1 | AA | Lc -36.4 | 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
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E4EDE0
oklch(93.6% 0.02 135.8)
-
Step 200
200
#CFDFC7
oklch(88.5% 0.037 135)
-
Step 300
300
#AECBA0
oklch(80.9% 0.067 135.5)
-
Step 400
400
#83B06C
oklch(70.8% 0.106 135.6)
-
Step 500
500 (this color)
#599138
oklch(59.8% 0.135 135.6)
-
Step 600
600
#49851F
oklch(55.5% 0.146 135.5)
-
Step 700
700
#3A7110
oklch(49.2% 0.137 135.6)
-
Step 800
800
#305C12
oklch(42.7% 0.113 135.7)
-
Step 900
900
#2B4C17
oklch(37.8% 0.089 135.6)
-
Step 950
950
#1A2C0F
oklch(26.9% 0.055 135)
#599138 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) | #96862E | 0.083 |
| Deuteranopia (no green cones) | #8E813F | 0.084 |
| Tritanopia (no blue cones) | #588C7E | 0.097 |
| Achromatopsia (no color) | #838383 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #599138
#599138
oklch(59.8% 0.135 135.6)
- #9E64B6
#9E64B6
oklch(59.8% 0.135 315.4)
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 #599138, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mossy Green #638B27 ΔE 0.019
- Fern Green #548D44 ΔE 0.020
- Moss Green #658B38 ΔE 0.021
- Olive Drab #6B8E23 ΔE 0.022
- Sap Green #5C8B15 ΔE 0.025
- Light Forest Green #4F9153 ΔE 0.030
- Dark Yellow Green #728F02 ΔE 0.035
- Khaki Green #728639 ΔE 0.043
Use #599138 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.