#588D6D
Closest named color: Slate Green (#658D6D). oklch(59.7% 0.075 156.7), rgb(88, 141, 109).
Aa
Black text reads best on this color (5.44:1).
About this color
#588D6D is a medium-dark, moderately saturated green. In OKLCH its lightness is 60%, its chroma 0.075 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate Green (#658D6D), ΔE 0.015 away. Black text reads best on it, at 5.44:1.
| Hue family | Greens |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.075) |
| Temperature | in between |
| Nearest name | Slate Green (#658D6D) |
| Black text | 5.44:1 |
| White text | 3.85:1 |
Values
| HEX | #588D6D |
| RGB | rgb(88, 141, 109) |
| HSL | hsl(144, 23%, 45%) |
| OKLCH | oklch(59.7% 0.075 156.7) |
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 #588D6D | 3.85:1 | AA large text | Lc -71.5 | Content text, not long reading |
| Black text on #588D6D | 5.44:1 | AA | Lc 38.1 | Non-text elements, placeholder text |
| #588D6D text on white | 3.85:1 | AA large text | Lc 66.0 | Content text, not long reading |
| #588D6D text on black | 5.44:1 | AA | Lc -35.7 | 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
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E4ECE7
oklch(93.6% 0.011 158.8)
-
Step 200
200
#CFDDD4
oklch(88.4% 0.019 157.8)
-
Step 300
300
#AEC8B7
oklch(80.9% 0.037 156.8)
-
Step 400
400
#83AC92
oklch(70.7% 0.058 156.7)
-
Step 500
500 (this color)
#588D6D
oklch(59.7% 0.075 156.7)
-
Step 600
600
#488260
oklch(55.7% 0.081 156.7)
-
Step 700
700
#386E4F
oklch(49.2% 0.077 156.8)
-
Step 800
800
#2F5941
oklch(42.6% 0.062 157.3)
-
Step 900
900
#2B4A37
oklch(37.9% 0.049 156.2)
-
Step 950
950
#192B20
oklch(26.9% 0.032 156.7)
#588D6D 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) | #8C856B | 0.069 |
| Deuteranopia (no green cones) | #847F6F | 0.068 |
| Tritanopia (no blue cones) | #4D8C84 | 0.036 |
| Achromatopsia (no color) | #828282 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #588D6D
#588D6D
oklch(59.7% 0.075 156.7)
- #9C6E90
#9C6E90
oklch(59.6% 0.075 336.3)
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 #588D6D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Green #658D6D ΔE 0.015
- Dark Sage #598556 ΔE 0.033
- Dusty Teal #4C9085 ΔE 0.034
- Ocean Green #3D9973 ΔE 0.038
- Green Grey #77926F ΔE 0.042
- Light Forest Green #4F9153 ΔE 0.044
- Viridian #1E9167 ΔE 0.046
- Grey Teal #5E9B8A ΔE 0.051
Use #588D6D 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.