#5B9A2D
Closest named color: Grass Green (#3F9B0B). oklch(62.1% 0.155 134.8), rgb(91, 154, 45).
Aa
Black text reads best on this color (6.10:1).
About this color
#5B9A2D is a medium-light, vivid green. In OKLCH its lightness is 62%, its chroma 0.155 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass Green (#3F9B0B), ΔE 0.034 away. Black text reads best on it, at 6.10:1.
| Hue family | Greens |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.155) |
| Temperature | in between |
| Nearest name | Grass Green (#3F9B0B) |
| Black text | 6.10:1 |
| White text | 3.43:1 |
Values
| HEX | #5B9A2D |
| RGB | rgb(91, 154, 45) |
| HSL | hsl(95, 55%, 39%) |
| OKLCH | oklch(62.1% 0.155 134.8) |
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 #5B9A2D | 3.43:1 | AA large text | Lc -67.2 | Content text, not long reading |
| Black text on #5B9A2D | 6.10:1 | AA | Lc 42.4 | Non-text elements, placeholder text |
| #5B9A2D text on white | 3.43:1 | AA large text | Lc 61.7 | Content text, not long reading |
| #5B9A2D text on black | 6.10:1 | AA | Lc -40.0 | 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
#F3F7F0
oklch(97.1% 0.01 131.4)
-
Step 100
100
#E4EDDF
oklch(93.5% 0.021 134.1)
-
Step 200
200
#CEE0C4
oklch(88.6% 0.042 134.2)
-
Step 300
300
#ACCC9B
oklch(80.9% 0.075 134.9)
-
Step 400
400
#7FB162
oklch(70.6% 0.121 134.9)
-
Step 500
500 (this color)
#5B9A2D
oklch(62.1% 0.155 134.8)
-
Step 600
600
#458600
oklch(55.5% 0.161 134.8)
-
Step 700
700
#397100
oklch(49.1% 0.143 134.9)
-
Step 800
800
#2E5D00
oklch(42.8% 0.125 134.8)
-
Step 900
900
#284D0A
oklch(37.8% 0.102 134.9)
-
Step 950
950
#182D09
oklch(27% 0.064 134.6)
#5B9A2D 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) | #A08E1C | 0.092 |
| Deuteranopia (no green cones) | #978837 | 0.094 |
| Tritanopia (no blue cones) | #5A9484 | 0.113 |
| Achromatopsia (no color) | #8A8A8A | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B9A2D
#5B9A2D
oklch(62.1% 0.155 134.8)
- #A966C6
#A966C6
oklch(62.2% 0.155 314.9)
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 #5B9A2D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass Green #3F9B0B ΔE 0.034
- Grassy Green #419C03 ΔE 0.035
- Olive Drab #6B8E23 ΔE 0.035
- Flat Green #699D4C ΔE 0.035
- Dark Yellow Green #728F02 ΔE 0.036
- Muted Green #5FA052 ΔE 0.036
- Mid Green #50A747 ΔE 0.037
- Sap Green #5C8B15 ΔE 0.042
Use #5B9A2D 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.