#588B4D
Closest named color: Fern Green (#548D44). oklch(58.5% 0.106 140.1), rgb(88, 139, 77).
Aa
Black text reads best on this color (5.21:1).
About this color
#588B4D is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.106 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern Green (#548D44), ΔE 0.015 away. Black text reads best on it, at 5.21:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.106) |
| Temperature | in between |
| Nearest name | Fern Green (#548D44) |
| Black text | 5.21:1 |
| White text | 4.02:1 |
Values
| HEX | #588B4D |
| RGB | rgb(88, 139, 77) |
| HSL | hsl(109, 29%, 42%) |
| OKLCH | oklch(58.5% 0.106 140.1) |
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 #588B4D | 4.02:1 | AA large text | Lc -72.9 | Content text, not long reading |
| Black text on #588B4D | 5.21:1 | AA | Lc 36.7 | Non-text elements, placeholder text |
| #588B4D text on white | 4.02:1 | AA large text | Lc 67.4 | Content text, not long reading |
| #588B4D text on black | 5.21:1 | AA | Lc -34.2 | 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
#F3F6F2
oklch(97% 0.006 137.8)
-
Step 100
100
#E5ECE4
oklch(93.6% 0.013 141.8)
-
Step 200
200
#D0DECD
oklch(88.5% 0.027 140.2)
-
Step 300
300
#B1C9AC
oklch(81% 0.048 140.3)
-
Step 400
400
#87AD7F
oklch(70.7% 0.077 140.2)
-
Step 500
500
#69985F
oklch(63.1% 0.097 140.1)
-
Step 600
600 (this color)
#588B4D
oklch(58.5% 0.106 140.1)
-
Step 700
700
#406E36
oklch(49.1% 0.099 140.1)
-
Step 800
800
#355A2D
oklch(42.8% 0.083 140.1)
-
Step 900
900
#2F4A29
oklch(37.8% 0.063 140)
-
Step 950
950
#1C2B18
oklch(26.9% 0.04 139.2)
#588B4D 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) | #8E8248 | 0.074 |
| Deuteranopia (no green cones) | #877D51 | 0.074 |
| Tritanopia (no blue cones) | #54877C | 0.071 |
| Achromatopsia (no color) | #7F7F7F | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #588B4D
#588B4D
oklch(58.5% 0.106 140.1)
- #9866A3
#9866A3
oklch(58.5% 0.107 320.2)
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 #588B4D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern Green #548D44 ΔE 0.015
- Light Forest Green #4F9153 ΔE 0.018
- Dark Sage #598556 ΔE 0.025
- Moss Green #658B38 ΔE 0.025
- Swamp #698339 ΔE 0.029
- Khaki Green #728639 ΔE 0.034
- Sea Green #2E8B57 ΔE 0.036
- Mossy Green #638B27 ΔE 0.037
Use #588B4D 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.