#588D5F
Closest named color: Dark Sage (#598556). oklch(59.3% 0.09 147.5), rgb(88, 141, 95).
Aa
Black text reads best on this color (5.39:1).
About this color
#588D5F is a medium-dark, moderately saturated green. In OKLCH its lightness is 59%, its chroma 0.090 and its hue 148°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.023 away. Black text reads best on it, at 5.39:1.
| Hue family | Greens |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.090) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 5.39:1 |
| White text | 3.89:1 |
Values
| HEX | #588D5F |
| RGB | rgb(88, 141, 95) |
| HSL | hsl(128, 23%, 45%) |
| OKLCH | oklch(59.3% 0.09 147.5) |
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 #588D5F | 3.89:1 | AA large text | Lc -71.8 | Content text, not long reading |
| Black text on #588D5F | 5.39:1 | AA | Lc 37.8 | Non-text elements, placeholder text |
| #588D5F text on white | 3.89:1 | AA large text | Lc 66.3 | Content text, not long reading |
| #588D5F text on black | 5.39:1 | AA | Lc -35.4 | 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 600.
-
Step 50
50
#F3F6F3
oklch(97% 0.005 145.5)
-
Step 100
100
#E5ECE5
oklch(93.6% 0.012 145.5)
-
Step 200
200
#D0DDD1
oklch(88.4% 0.021 147.6)
-
Step 300
300
#B0C8B2
oklch(80.9% 0.04 147.5)
-
Step 400
400
#86AC8A
oklch(70.7% 0.064 147.7)
-
Step 500
500
#67976D
oklch(63% 0.081 147.7)
-
Step 600
600 (this color)
#588D5F
oklch(59.3% 0.09 147.5)
-
Step 700
700
#3E6E45
oklch(49.2% 0.084 147.6)
-
Step 800
800
#335939
oklch(42.6% 0.068 148.1)
-
Step 900
900
#2D4931
oklch(37.6% 0.053 148)
-
Step 950
950
#1B2B1D
oklch(27% 0.034 147.8)
#588D5F 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) | #8E845C | 0.073 |
| Deuteranopia (no green cones) | #867F62 | 0.071 |
| Tritanopia (no blue cones) | #518B81 | 0.052 |
| Achromatopsia (no color) | #818181 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #588D5F
#588D5F
oklch(59.3% 0.09 147.5)
- #9B6B9A
#9B6B9A
oklch(59.4% 0.09 327.3)
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 #588D5F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.023
- Light Forest Green #4F9153 ΔE 0.025
- Slate Green #658D6D ΔE 0.027
- Fern Green #548D44 ΔE 0.035
- Ocean Green #3D9973 ΔE 0.039
- Viridian #1E9167 ΔE 0.040
- Sea Green #2E8B57 ΔE 0.040
- Moss Green #658B38 ΔE 0.044
Use #588D5F 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.