#4D9B51
Closest named color: Muted Green (#5FA052). oklch(62.1% 0.133 144.8), rgb(77, 155, 81).
Aa
Black text reads best on this color (6.12:1).
About this color
#4D9B51 is a medium-light, moderately saturated green. In OKLCH its lightness is 62%, its chroma 0.133 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Muted Green (#5FA052), ΔE 0.024 away. Black text reads best on it, at 6.12:1.
| Hue family | Greens |
| Lightness | medium-light (62%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Muted Green (#5FA052) |
| Black text | 6.12:1 |
| White text | 3.42:1 |
Values
| HEX | #4D9B51 |
| RGB | rgb(77, 155, 81) |
| HSL | hsl(123, 34%, 45%) |
| OKLCH | oklch(62.1% 0.133 144.8) |
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 #4D9B51 | 3.42:1 | AA large text | Lc -67.1 | Content text, not long reading |
| Black text on #4D9B51 | 6.12:1 | AA | Lc 42.5 | Non-text elements, placeholder text |
| #4D9B51 text on white | 3.42:1 | AA large text | Lc 61.6 | Content text, not long reading |
| #4D9B51 text on black | 6.12:1 | AA | Lc -40.1 | Non-text elements, placeholder text |
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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E3EDE2
oklch(93.6% 0.018 142.8)
-
Step 200
200
#CBE0CB
oklch(88.5% 0.036 145.3)
-
Step 300
300
#A7CCA7
oklch(80.8% 0.065 144.9)
-
Step 400
400
#77B278
oklch(70.8% 0.103 144.8)
-
Step 500
500 (this color)
#4D9B51
oklch(62.1% 0.133 144.8)
-
Step 600
600
#308838
oklch(55.6% 0.143 144.8)
-
Step 700
700
#21732A
oklch(49% 0.133 144.9)
-
Step 800
800
#1E5E24
oklch(42.7% 0.111 144.8)
-
Step 900
900
#1F4D22
oklch(37.6% 0.087 144.8)
-
Step 950
950
#132D15
oklch(26.9% 0.054 145.5)
#4D9B51 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) | #9D8F4B | 0.100 |
| Deuteranopia (no green cones) | #938856 | 0.100 |
| Tritanopia (no blue cones) | #419789 | 0.082 |
| Achromatopsia (no color) | #8A8A8A | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D9B51
#4D9B51
oklch(62.1% 0.133 144.8)
- #AE68B3
#AE68B3
oklch(62.1% 0.134 324.6)
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 #4D9B51, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muted Green #5FA052 ΔE 0.024
- Flat Green #699D4C ΔE 0.029
- Light Forest Green #4F9153 ΔE 0.031
- Fern Green #548D44 ΔE 0.039
- Mid Green #50A747 ΔE 0.041
- Off Green #6BA353 ΔE 0.041
- Drab Green #749551 ΔE 0.044
- Moss #769958 ΔE 0.047
Use #4D9B51 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.