#588171
Closest named color: Slate Green (#658D6D). oklch(56.8% 0.052 168.2), rgb(88, 129, 113).
Aa
Black text reads best on this color (4.79:1).
About this color
#588171 is a medium-dark, muted green. In OKLCH its lightness is 57%, its chroma 0.052 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate Green (#658D6D), ΔE 0.043 away. Black text reads best on it, at 4.79:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | muted (0.052) |
| Temperature | in between |
| Nearest name | Slate Green (#658D6D) |
| Black text | 4.79:1 |
| White text | 4.38:1 |
Values
| HEX | #588171 |
| RGB | rgb(88, 129, 113) |
| HSL | hsl(157, 19%, 43%) |
| OKLCH | oklch(56.8% 0.052 168.2) |
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 #588171 | 4.38:1 | AA large text | Lc -75.8 | Fine for body text |
| Black text on #588171 | 4.79:1 | AA | Lc 33.8 | Non-text elements, placeholder text |
| #588171 text on white | 4.38:1 | AA large text | Lc 70.3 | Content text, not long reading |
| #588171 text on black | 4.79:1 | AA | Lc -31.3 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E6EBE9
oklch(93.6% 0.006 170.4)
-
Step 200
200
#D1DCD7
oklch(88.5% 0.014 167.1)
-
Step 300
300
#B3C6BE
oklch(81% 0.024 168.6)
-
Step 400
400
#8BA89C
oklch(70.6% 0.036 168.3)
-
Step 500
500
#6D9384
oklch(63% 0.048 168.5)
-
Step 600
600 (this color)
#588171
oklch(56.8% 0.052 168.2)
-
Step 700
700
#456A5B
oklch(49.2% 0.049 167)
-
Step 800
800
#39564B
oklch(42.7% 0.039 168.8)
-
Step 900
900
#31473E
oklch(37.6% 0.032 167.4)
-
Step 950
950
#1D2A25
oklch(27.1% 0.02 169.2)
#588171 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) | #7F7C70 | 0.053 |
| Deuteranopia (no green cones) | #787672 | 0.052 |
| Tritanopia (no blue cones) | #4E817C | 0.019 |
| Achromatopsia (no color) | #797979 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #588171
#588171
oklch(56.8% 0.052 168.2)
- #8F6B7C
#8F6B7C
oklch(56.9% 0.052 348.9)
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 #588171, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Green #658D6D ΔE 0.043
- Dusty Teal #4C9085 ΔE 0.045
- Dark Sage #598556 ΔE 0.045
- Battleship Grey #6B7C85 ΔE 0.047
- Steel Grey #6F828A ΔE 0.051
- Battleship Gray #6C757D ΔE 0.052
- Grey Blue #647D8E ΔE 0.054
- Medium Grey #7D7F7C ΔE 0.054
Use #588171 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.