#64A545
Closest named color: Fern (#63A950). oklch(65.7% 0.146 136.8), rgb(100, 165, 69).
Aa
Black text reads best on this color (7.00:1).
About this color
#64A545 is a medium-light, vivid green. In OKLCH its lightness is 66%, its chroma 0.146 and its hue 137°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Fern (#63A950), ΔE 0.013 away. Black text reads best on it, at 7.00:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.146) |
| Temperature | in between |
| Nearest name | Fern (#63A950) |
| Black text | 7.00:1 |
| White text | 2.99:1 |
Values
| HEX | #64A545 |
| RGB | rgb(100, 165, 69) |
| HSL | hsl(101, 41%, 46%) |
| OKLCH | oklch(65.7% 0.146 136.8) |
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 #64A545 | 2.99:1 | Fails | Lc -61.8 | Content text, not long reading |
| Black text on #64A545 | 7.00:1 | AAA | Lc 47.6 | Large or bold text, headings |
| #64A545 text on white | 2.99:1 | Fails | Lc 56.4 | Large or bold text, headings |
| #64A545 text on black | 7.00:1 | AAA | Lc -45.3 | 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
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E4EDE0
oklch(93.6% 0.02 135.8)
-
Step 200
200
#CDE0C6
oklch(88.5% 0.041 137.2)
-
Step 300
300
#ABCC9E
oklch(80.9% 0.072 136.9)
-
Step 400
400
#7EB168
oklch(70.6% 0.115 136.7)
-
Step 500
500 (this color)
#64A545
oklch(65.7% 0.146 136.8)
-
Step 600
600
#418714
oklch(55.6% 0.159 136.7)
-
Step 700
700
#327201
oklch(49% 0.147 136.8)
-
Step 800
800
#2A5D0A
oklch(42.6% 0.122 136.9)
-
Step 900
900
#274D13
oklch(37.8% 0.096 136.8)
-
Step 950
950
#172D0D
oklch(27% 0.061 137.1)
#64A545 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) | #AA993B | 0.092 |
| Deuteranopia (no green cones) | #A1934C | 0.093 |
| Tritanopia (no blue cones) | #619F90 | 0.104 |
| Achromatopsia (no color) | #959595 | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64A545
#64A545
oklch(65.7% 0.146 136.8)
- #B472CC
#B472CC
oklch(65.6% 0.146 316.6)
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 #64A545, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Fern #63A950 ΔE 0.013
- Mid Green #50A747 ΔE 0.018
- Off Green #6BA353 ΔE 0.020
- Muted Green #5FA052 ΔE 0.023
- Leaf #71AA34 ΔE 0.026
- Dark Pastel Green #56AE57 ΔE 0.027
- Flat Green #699D4C ΔE 0.027
- Grass #5CAC2D ΔE 0.033
Use #64A545 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.