#64AD17
Closest named color: Grass (#5CAC2D). oklch(67.4% 0.185 133.6), rgb(100, 173, 23).
Aa
Black text reads best on this color (7.53:1).
About this color
#64AD17 is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.185 and its hue 134°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass (#5CAC2D), ΔE 0.013 away. Black text reads best on it, at 7.53:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.185) |
| Temperature | in between |
| Nearest name | Grass (#5CAC2D) |
| Black text | 7.53:1 |
| White text | 2.78:1 |
Values
| HEX | #64AD17 |
| RGB | rgb(100, 173, 23) |
| HSL | hsl(89, 77%, 38%) |
| OKLCH | oklch(67.4% 0.185 133.6) |
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 #64AD17 | 2.78:1 | Fails | Lc -58.7 | Large or bold text, headings |
| Black text on #64AD17 | 7.53:1 | AAA | Lc 50.6 | Large or bold text, headings |
| #64AD17 text on white | 2.78:1 | Fails | Lc 53.4 | Large or bold text, headings |
| #64AD17 text on black | 7.53:1 | AAA | Lc -48.4 | 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
#F1F8ED
oklch(97.1% 0.016 133.8)
-
Step 100
100
#E1EFD9
oklch(93.6% 0.033 133.9)
-
Step 200
200
#C8E3B8
oklch(88.5% 0.064 133.9)
-
Step 300
300
#A2D183
oklch(80.9% 0.116 133.7)
-
Step 400
400 (this color)
#64AD17
oklch(67.4% 0.185 133.6)
-
Step 500
500
#599F00
oklch(63.1% 0.18 133.6)
-
Step 600
600
#4A8600
oklch(55.7% 0.159 133.6)
-
Step 700
700
#3D7000
oklch(49% 0.14 133.6)
-
Step 800
800
#315C00
oklch(42.6% 0.122 133.6)
-
Step 900
900
#284D00
oklch(37.7% 0.108 133.7)
-
Step 950
950
#162E00
oklch(27.1% 0.077 133.4)
#64AD17 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) | #B49E00 | 0.107 |
| Deuteranopia (no green cones) | #AA992C | 0.106 |
| Tritanopia (no blue cones) | #64A693 | 0.137 |
| Achromatopsia (no color) | #9B9B9B | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64AD17
#64AD17
oklch(67.4% 0.185 133.6)
- #BE6EE5
#BE6EE5
oklch(67.4% 0.185 313.5)
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 #64AD17, closest first.
No curated palette has a color within ΔE 0.04 of #64AD17.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass #5CAC2D ΔE 0.013
- Leaf Green #5CA904 ΔE 0.015
- Leaf #71AA34 ΔE 0.026
- Leafy Green #51B73B ΔE 0.030
- Medium Green #39AD48 ΔE 0.040
- Avocado Green #87A922 ΔE 0.042
- Mid Green #50A747 ΔE 0.042
- Frog Green #58BC08 ΔE 0.043
Use #64AD17 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.