#59B571
Closest named color: Boring Green (#63B365). oklch(69.9% 0.133 150.2), rgb(89, 181, 113).
Aa
Black text reads best on this color (8.27:1).
About this color
#59B571 is a medium-light, moderately saturated green. In OKLCH its lightness is 70%, its chroma 0.133 and its hue 150°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Boring Green (#63B365), ΔE 0.014 away. Black text reads best on it, at 8.27:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Boring Green (#63B365) |
| Black text | 8.27:1 |
| White text | 2.53:1 |
Values
| HEX | #59B571 |
| RGB | rgb(89, 181, 113) |
| HSL | hsl(136, 38%, 53%) |
| OKLCH | oklch(69.9% 0.133 150.2) |
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 #59B571 | 2.53:1 | Fails | Lc -54.6 | Large or bold text, headings |
| Black text on #59B571 | 8.27:1 | AAA | Lc 54.5 | Large or bold text, headings |
| #59B571 text on white | 2.53:1 | Fails | Lc 49.5 | Large or bold text, headings |
| #59B571 text on black | 8.27:1 | AAA | Lc -52.4 | Large or bold text, headings |
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 400.
-
Step 50
50
#F0F8F2
oklch(97.1% 0.012 153.7)
-
Step 100
100
#DFEFE2
oklch(93.7% 0.024 151.2)
-
Step 200
200
#C4E2C9
oklch(88.4% 0.046 150.1)
-
Step 300
300
#9AD0A5
oklch(80.8% 0.082 150.5)
-
Step 400
400 (this color)
#59B571
oklch(69.9% 0.133 150.2)
-
Step 500
500
#0DA54E
oklch(63.2% 0.17 150.3)
-
Step 600
600
#008B3F
oklch(55.7% 0.153 150.2)
-
Step 700
700
#007534
oklch(49.2% 0.135 150.2)
-
Step 800
800
#006029
oklch(42.7% 0.118 150)
-
Step 900
900
#005021
oklch(37.7% 0.104 150)
-
Step 950
950
#033013
oklch(27.2% 0.071 150.4)
#59B571 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) | #B6A86C | 0.111 |
| Deuteranopia (no green cones) | #A99F75 | 0.109 |
| Tritanopia (no blue cones) | #46B2A4 | 0.074 |
| Achromatopsia (no color) | #A2A2A2 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #59B571
#59B571
oklch(69.9% 0.133 150.2)
- #CC7EC5
#CC7EC5
oklch(69.9% 0.133 330.1)
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 #59B571, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Boring Green #63B365 ΔE 0.014
- Medium Sea Green #3CB371 ΔE 0.022
- Algae #54AC68 ΔE 0.027
- Dark Seafoam Green #3EAF76 ΔE 0.029
- Dark Seafoam #1FB57A ΔE 0.032
- Dark Mint #48C072 ΔE 0.032
- Dark Pastel Green #56AE57 ΔE 0.033
- Bluey Green #2BB179 ΔE 0.033
Use #59B571 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.