#5BB580
Closest named color: Tea (#65AB7C). oklch(70.3% 0.117 155.9), rgb(91, 181, 128).
Aa
Black text reads best on this color (8.36:1).
About this color
#5BB580 is a medium-light, moderately saturated green. In OKLCH its lightness is 70%, its chroma 0.117 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tea (#65AB7C), ΔE 0.028 away. Black text reads best on it, at 8.36:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.117) |
| Temperature | in between |
| Nearest name | Tea (#65AB7C) |
| Black text | 8.36:1 |
| White text | 2.51:1 |
Values
| HEX | #5BB580 |
| RGB | rgb(91, 181, 128) |
| HSL | hsl(145, 38%, 53%) |
| OKLCH | oklch(70.3% 0.117 155.9) |
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 #5BB580 | 2.51:1 | Fails | Lc -54.1 | Large or bold text, headings |
| Black text on #5BB580 | 8.36:1 | AAA | Lc 54.9 | Large or bold text, headings |
| #5BB580 text on white | 2.51:1 | Fails | Lc 49.1 | Large or bold text, headings |
| #5BB580 text on black | 8.36:1 | AAA | Lc -52.9 | 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
#F0F7F3
oklch(97% 0.009 161.4)
-
Step 100
100
#DFEEE4
oklch(93.5% 0.021 156.8)
-
Step 200
200
#C5E2CE
oklch(88.6% 0.041 155.4)
-
Step 300
300
#9ACFAD
oklch(80.8% 0.073 156.2)
-
Step 400
400 (this color)
#5BB580
oklch(70.3% 0.117 155.9)
-
Step 500
500
#10A361
oklch(63% 0.15 155.9)
-
Step 600
600
#008A50
oklch(55.7% 0.136 155.8)
-
Step 700
700
#007442
oklch(49.1% 0.12 155.6)
-
Step 800
800
#005F36
oklch(42.7% 0.103 156.1)
-
Step 900
900
#004F2C
oklch(37.6% 0.091 156.1)
-
Step 950
950
#032F19
oklch(27% 0.062 156.1)
#5BB580 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) | #B4A97D | 0.106 |
| Deuteranopia (no green cones) | #A7A083 | 0.103 |
| Tritanopia (no blue cones) | #44B4A7 | 0.056 |
| Achromatopsia (no color) | #A3A3A3 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BB580
#5BB580
oklch(70.3% 0.117 155.9)
- #CD82BB
#CD82BB
oklch(70.3% 0.118 336)
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 #5BB580, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tea #65AB7C ΔE 0.028
- Faded Green #7BB274 ΔE 0.031
- Dark Seafoam Green #3EAF76 ΔE 0.032
- Boring Green #63B365 ΔE 0.032
- Medium Sea Green #3CB371 ΔE 0.033
- Greeny Blue #42B395 ΔE 0.034
- Bluey Green #2BB179 ΔE 0.036
- Dark Seafoam #1FB57A ΔE 0.036
Use #5BB580 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.