#4BAF1B
Closest named color: Leaf Green (#5CA904). oklch(66.8% 0.198 138.4), rgb(75, 175, 27).
Aa
Black text reads best on this color (7.44:1).
About this color
#4BAF1B is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.198 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Leaf Green (#5CA904), ΔE 0.019 away. Black text reads best on it, at 7.44:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.198) |
| Temperature | in between |
| Nearest name | Leaf Green (#5CA904) |
| Black text | 7.44:1 |
| White text | 2.81:1 |
Values
| HEX | #4BAF1B |
| RGB | rgb(75, 175, 27) |
| HSL | hsl(101, 73%, 40%) |
| OKLCH | oklch(66.8% 0.198 138.4) |
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 #4BAF1B | 2.81:1 | Fails | Lc -59.0 | Large or bold text, headings |
| Black text on #4BAF1B | 7.44:1 | AAA | Lc 50.3 | Large or bold text, headings |
| #4BAF1B text on white | 2.81:1 | Fails | Lc 53.8 | Large or bold text, headings |
| #4BAF1B text on black | 7.44:1 | AAA | Lc -48.1 | 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 500.
-
Step 50
50
#F1F8EF
oklch(97.1% 0.014 138.7)
-
Step 100
100
#E1EFDD
oklch(93.7% 0.028 138.7)
-
Step 200
200
#C8E2C0
oklch(88.5% 0.054 138.3)
-
Step 300
300
#A1D093
oklch(80.9% 0.097 138.6)
-
Step 400
400
#6CB752
oklch(70.8% 0.156 138.3)
-
Step 500
500 (this color)
#4BAF1B
oklch(66.8% 0.198 138.4)
-
Step 600
600
#348900
oklch(55.6% 0.173 138.4)
-
Step 700
700
#2A7300
oklch(49% 0.153 138.4)
-
Step 800
800
#215F00
oklch(42.8% 0.134 138.5)
-
Step 900
900
#1B4F00
oklch(37.7% 0.117 138.3)
-
Step 950
950
#0E2F01
oklch(27% 0.082 138.2)
#4BAF1B 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) | #B59F00 | 0.129 |
| Deuteranopia (no green cones) | #A8972F | 0.128 |
| Tritanopia (no blue cones) | #41A995 | 0.137 |
| Achromatopsia (no color) | #9A9A9A | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4BAF1B
#4BAF1B
oklch(66.8% 0.198 138.4)
- #C665E1
#C665E1
oklch(66.8% 0.198 318.5)
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 #4BAF1B, closest first.
No curated palette has a color within ΔE 0.04 of #4BAF1B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Leaf Green #5CA904 ΔE 0.019
- Grass #5CAC2D ΔE 0.021
- Leafy Green #51B73B ΔE 0.028
- Medium Green #39AD48 ΔE 0.033
- Kelly Green #02AB2E ΔE 0.033
- Shamrock #01B44C ΔE 0.036
- Frog Green #58BC08 ΔE 0.041
- Leaf #71AA34 ΔE 0.044
Use #4BAF1B 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.