#56B371
Closest named color: Boring Green (#63B365). oklch(69.3% 0.132 151.1), rgb(86, 179, 113).
Aa
Black text reads best on this color (8.08:1).
About this color
#56B371 is a medium-light, moderately saturated green. In OKLCH its lightness is 69%, its chroma 0.132 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Boring Green (#63B365), ΔE 0.017 away. Black text reads best on it, at 8.08:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.132) |
| Temperature | in between |
| Nearest name | Boring Green (#63B365) |
| Black text | 8.08:1 |
| White text | 2.59:1 |
Values
| HEX | #56B371 |
| RGB | rgb(86, 179, 113) |
| HSL | hsl(137, 38%, 52%) |
| OKLCH | oklch(69.3% 0.132 151.1) |
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 #56B371 | 2.59:1 | Fails | Lc -55.7 | Large or bold text, headings |
| Black text on #56B371 | 8.08:1 | AAA | Lc 53.5 | Large or bold text, headings |
| #56B371 text on white | 2.59:1 | Fails | Lc 50.5 | Large or bold text, headings |
| #56B371 text on black | 8.08:1 | AAA | Lc -51.4 | 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
#C4E2CA
oklch(88.4% 0.045 151.2)
-
Step 300
300
#9AD0A6
oklch(80.9% 0.081 151.1)
-
Step 400
400 (this color)
#56B371
oklch(69.3% 0.132 151.1)
-
Step 500
500
#06A550
oklch(63.2% 0.169 150.9)
-
Step 600
600
#008B42
oklch(55.7% 0.15 151)
-
Step 700
700
#007537
oklch(49.2% 0.132 151.1)
-
Step 800
800
#00602C
oklch(42.8% 0.115 151.2)
-
Step 900
900
#005023
oklch(37.7% 0.102 150.9)
-
Step 950
950
#033013
oklch(27.2% 0.071 150.4)
#56B371 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) | #B4A66D | 0.112 |
| Deuteranopia (no green cones) | #A79D75 | 0.110 |
| Tritanopia (no blue cones) | #41B0A2 | 0.071 |
| Achromatopsia (no color) | #A1A1A1 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #56B371
#56B371
oklch(69.3% 0.132 151.1)
- #CA7CC2
#CA7CC2
oklch(69.2% 0.132 330.6)
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 #56B371, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Boring Green #63B365 ΔE 0.017
- Medium Sea Green #3CB371 ΔE 0.018
- Algae #54AC68 ΔE 0.021
- Dark Seafoam Green #3EAF76 ΔE 0.023
- Bluey Green #2BB179 ΔE 0.028
- Dark Seafoam #1FB57A ΔE 0.028
- Dark Pastel Green #56AE57 ΔE 0.031
- Seaweed Green #35AD6B ΔE 0.031
Use #56B371 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.