#4DB131
Closest named color: Grass (#5CAC2D). oklch(67.5% 0.188 139.7), rgb(77, 177, 49).
Aa
Black text reads best on this color (7.64:1).
About this color
#4DB131 is a medium-light, vivid green. In OKLCH its lightness is 68%, its chroma 0.188 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass (#5CAC2D), ΔE 0.017 away. Black text reads best on it, at 7.64:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.188) |
| Temperature | in between |
| Nearest name | Grass (#5CAC2D) |
| Black text | 7.64:1 |
| White text | 2.74:1 |
Values
| HEX | #4DB131 |
| RGB | rgb(77, 177, 49) |
| HSL | hsl(107, 57%, 44%) |
| OKLCH | oklch(67.5% 0.188 139.7) |
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 #4DB131 | 2.74:1 | Fails | Lc -57.9 | Large or bold text, headings |
| Black text on #4DB131 | 7.64:1 | AAA | Lc 51.3 | Large or bold text, headings |
| #4DB131 text on white | 2.74:1 | Fails | Lc 52.7 | Large or bold text, headings |
| #4DB131 text on black | 7.64:1 | AAA | Lc -49.2 | 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
#DEF0DA
oklch(93.6% 0.035 140)
-
Step 200
200
#C3E4BB
oklch(88.4% 0.065 139.6)
-
Step 300
300
#98D38A
oklch(80.8% 0.117 139.7)
-
Step 400
400 (this color)
#4DB131
oklch(67.5% 0.188 139.7)
-
Step 500
500
#34A400
oklch(63% 0.202 139.7)
-
Step 600
600
#2A8A00
oklch(55.5% 0.178 139.8)
-
Step 700
700
#227400
oklch(49% 0.157 139.8)
-
Step 800
800
#1B5F00
oklch(42.6% 0.136 139.6)
-
Step 900
900
#155000
oklch(37.8% 0.121 139.7)
-
Step 950
950
#093000
oklch(27.1% 0.087 139.7)
#4DB131 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) | #B6A11B | 0.126 |
| Deuteranopia (no green cones) | #A9993E | 0.126 |
| Tritanopia (no blue cones) | #42AB98 | 0.128 |
| Achromatopsia (no color) | #9C9C9C | 0.189 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4DB131
#4DB131
oklch(67.5% 0.188 139.7)
- #C86ADE
#C86ADE
oklch(67.6% 0.188 319.7)
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 #4DB131, closest first.
No curated palette has a color within ΔE 0.04 of #4DB131.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass #5CAC2D ΔE 0.017
- Leafy Green #51B73B ΔE 0.018
- Leaf Green #5CA904 ΔE 0.024
- Medium Green #39AD48 ΔE 0.027
- Shamrock #01B44C ΔE 0.030
- Leaf #71AA34 ΔE 0.038
- Kelly Green #02AB2E ΔE 0.038
- Mid Green #50A747 ΔE 0.039
Use #4DB131 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.