#5BB320
Closest named color: Leafy Green (#51B73B). oklch(68.5% 0.193 136.4), rgb(91, 179, 32).
Aa
Black text reads best on this color (7.91:1).
About this color
#5BB320 is a medium-light, vivid green. In OKLCH its lightness is 69%, its chroma 0.193 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leafy Green (#51B73B), ΔE 0.017 away. Black text reads best on it, at 7.91:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.193) |
| Temperature | in between |
| Nearest name | Leafy Green (#51B73B) |
| Black text | 7.91:1 |
| White text | 2.65:1 |
Values
| HEX | #5BB320 |
| RGB | rgb(91, 179, 32) |
| HSL | hsl(96, 70%, 41%) |
| OKLCH | oklch(68.5% 0.193 136.4) |
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 #5BB320 | 2.65:1 | Fails | Lc -56.5 | Large or bold text, headings |
| Black text on #5BB320 | 7.91:1 | AAA | Lc 52.7 | Large or bold text, headings |
| #5BB320 text on white | 2.65:1 | Fails | Lc 51.3 | Large or bold text, headings |
| #5BB320 text on black | 7.91:1 | AAA | Lc -50.6 | 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
#F1F8EE
oklch(97.1% 0.015 136.1)
-
Step 100
100
#E0F0D9
oklch(93.7% 0.035 136)
-
Step 200
200
#C5E4B8
oklch(88.5% 0.068 136.5)
-
Step 300
300
#9CD384
oklch(81% 0.121 136.6)
-
Step 400
400 (this color)
#5BB320
oklch(68.5% 0.193 136.4)
-
Step 500
500
#4CA100
oklch(63% 0.189 136.3)
-
Step 600
600
#3F8800
oklch(55.7% 0.167 136.3)
-
Step 700
700
#347200
oklch(49.1% 0.147 136.3)
-
Step 800
800
#295E00
oklch(42.8% 0.128 136.5)
-
Step 900
900
#214E00
oklch(37.7% 0.113 136.4)
-
Step 950
950
#112F00
oklch(27.1% 0.081 136.5)
#5BB320 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) | #B9A300 | 0.119 |
| Deuteranopia (no green cones) | #AE9C32 | 0.120 |
| Tritanopia (no blue cones) | #56AC99 | 0.139 |
| Achromatopsia (no color) | #9F9F9F | 0.194 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BB320
#5BB320
oklch(68.5% 0.193 136.4)
- #C76DE8
#C76DE8
oklch(68.4% 0.193 316.2)
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 #5BB320, closest first.
No curated palette has a color within ΔE 0.04 of #5BB320.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leafy Green #51B73B ΔE 0.017
- Grass #5CAC2D ΔE 0.023
- Leaf Green #5CA904 ΔE 0.028
- Frog Green #58BC08 ΔE 0.028
- Leaf #71AA34 ΔE 0.038
- Medium Green #39AD48 ΔE 0.042
- Shamrock #01B44C ΔE 0.043
- Dark Lime #84B701 ΔE 0.045
Use #5BB320 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.