#5BBE3B
Closest named color: Leafy Green (#51B73B). oklch(71.5% 0.191 139.1), rgb(91, 190, 59).
Aa
Black text reads best on this color (8.87:1).
About this color
#5BBE3B is a medium-light, vivid green. In OKLCH its lightness is 72%, its chroma 0.191 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leafy Green (#51B73B), ΔE 0.023 away. Black text reads best on it, at 8.87:1.
| Hue family | Greens |
| Lightness | medium-light (72%) |
| Chroma | vivid (0.191) |
| Temperature | in between |
| Nearest name | Leafy Green (#51B73B) |
| Black text | 8.87:1 |
| White text | 2.36:1 |
Values
| HEX | #5BBE3B |
| RGB | rgb(91, 190, 59) |
| HSL | hsl(105, 53%, 49%) |
| OKLCH | oklch(71.5% 0.191 139.1) |
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 #5BBE3B | 2.36:1 | Fails | Lc -51.2 | Large or bold text, headings |
| Black text on #5BBE3B | 8.87:1 | AAA | Lc 57.7 | Large or bold text, headings |
| #5BBE3B text on white | 2.36:1 | Fails | Lc 46.3 | Large or bold text, headings |
| #5BBE3B text on black | 8.87:1 | AAA | Lc -55.7 | 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
#F0F8EE
oklch(97% 0.016 139.4)
-
Step 100
100
#DFF0DA
oklch(93.7% 0.034 138.6)
-
Step 200
200
#C3E4BA
oklch(88.4% 0.066 139)
-
Step 300
300
#98D388
oklch(80.8% 0.119 139.1)
-
Step 400
400 (this color)
#5BBE3B
oklch(71.5% 0.191 139.1)
-
Step 500
500
#3AA400
oklch(63.2% 0.2 139.1)
-
Step 600
600
#2F8A00
oklch(55.7% 0.176 139.1)
-
Step 700
700
#267400
oklch(49.1% 0.155 139.2)
-
Step 800
800
#1E5F00
oklch(42.7% 0.135 139.1)
-
Step 900
900
#184F00
oklch(37.6% 0.119 139)
-
Step 950
950
#0B2F00
oklch(26.9% 0.085 139)
#5BBE3B 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) | #C4AE28 | 0.127 |
| Deuteranopia (no green cones) | #B7A547 | 0.128 |
| Tritanopia (no blue cones) | #52B8A4 | 0.131 |
| Achromatopsia (no color) | #A8A8A8 | 0.192 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BBE3B
#5BBE3B
oklch(71.5% 0.191 139.1)
- #D576ED
#D576ED
oklch(71.6% 0.191 319.3)
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 #5BBE3B, closest first.
No curated palette has a color within ΔE 0.04 of #5BBE3B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leafy Green #51B73B ΔE 0.023
- Frog Green #58BC08 ΔE 0.023
- Shamrock Green #02C14D ΔE 0.034
- Dark Lime Green #7EBD01 ΔE 0.034
- Turtle Green #75B84F ΔE 0.038
- Dark Lime #84B701 ΔE 0.040
- Apple #6ECB3C ΔE 0.042
- Lime Green #32CD32 ΔE 0.048
Use #5BBE3B 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.