#5BB12E
Closest named color: Grass (#5CAC2D). oklch(68.1% 0.184 137.1), rgb(91, 177, 46).
Aa
Black text reads best on this color (7.77:1).
About this color
#5BB12E is a medium-light, vivid green. In OKLCH its lightness is 68%, its chroma 0.184 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass (#5CAC2D), ΔE 0.014 away. Black text reads best on it, at 7.77:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.184) |
| Temperature | in between |
| Nearest name | Grass (#5CAC2D) |
| Black text | 7.77:1 |
| White text | 2.70:1 |
Values
| HEX | #5BB12E |
| RGB | rgb(91, 177, 46) |
| HSL | hsl(99, 59%, 44%) |
| OKLCH | oklch(68.1% 0.184 137.1) |
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 #5BB12E | 2.70:1 | Fails | Lc -57.3 | Large or bold text, headings |
| Black text on #5BB12E | 7.77:1 | AAA | Lc 51.9 | Large or bold text, headings |
| #5BB12E text on white | 2.70:1 | Fails | Lc 52.1 | Large or bold text, headings |
| #5BB12E text on black | 7.77:1 | AAA | Lc -49.8 | 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
#E0EFDA
oklch(93.5% 0.032 136.6)
-
Step 200
200
#C6E4BA
oklch(88.6% 0.065 136.8)
-
Step 300
300
#9DD288
oklch(80.9% 0.115 137.1)
-
Step 400
400 (this color)
#5BB12E
oklch(68.1% 0.184 137.1)
-
Step 500
500
#47A200
oklch(63.1% 0.192 137.2)
-
Step 600
600
#3B8800
oklch(55.6% 0.169 137.1)
-
Step 700
700
#307300
oklch(49.2% 0.15 137.3)
-
Step 800
800
#265E00
oklch(42.7% 0.13 137.2)
-
Step 900
900
#1F4E00
oklch(37.6% 0.114 137)
-
Step 950
950
#0F2F00
oklch(27% 0.083 137.4)
#5BB12E 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) | #B7A214 | 0.115 |
| Deuteranopia (no green cones) | #AC9B3B | 0.116 |
| Tritanopia (no blue cones) | #56AB98 | 0.129 |
| Achromatopsia (no color) | #9D9D9D | 0.184 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BB12E
#5BB12E
oklch(68.1% 0.184 137.1)
- #C56EE2
#C56EE2
oklch(68% 0.184 317.1)
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 #5BB12E, closest first.
No curated palette has a color within ΔE 0.04 of #5BB12E.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass #5CAC2D ΔE 0.014
- Leafy Green #51B73B ΔE 0.017
- Leaf Green #5CA904 ΔE 0.025
- Leaf #71AA34 ΔE 0.030
- Medium Green #39AD48 ΔE 0.034
- Frog Green #58BC08 ΔE 0.038
- Shamrock #01B44C ΔE 0.039
- Dark Pastel Green #56AE57 ΔE 0.039
Use #5BB12E 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.