#64BF61
Closest named color: Turtle Green (#75B84F). oklch(72.6% 0.157 143.1), rgb(100, 191, 97).
Aa
Black text reads best on this color (9.16:1).
About this color
#64BF61 is a medium-light, vivid green. In OKLCH its lightness is 73%, its chroma 0.157 and its hue 143°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Turtle Green (#75B84F), ΔE 0.023 away. Black text reads best on it, at 9.16:1.
| Hue family | Greens |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Turtle Green (#75B84F) |
| Black text | 9.16:1 |
| White text | 2.29:1 |
Values
| HEX | #64BF61 |
| RGB | rgb(100, 191, 97) |
| HSL | hsl(118, 42%, 56%) |
| OKLCH | oklch(72.6% 0.157 143.1) |
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 #64BF61 | 2.29:1 | Fails | Lc -49.8 | Large or bold text, headings |
| Black text on #64BF61 | 9.16:1 | AAA | Lc 59.0 | Large or bold text, headings |
| #64BF61 text on white | 2.29:1 | Fails | Lc 44.9 | Non-text elements, placeholder text |
| #64BF61 text on black | 9.16:1 | AAA | Lc -57.2 | 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
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#DFEFDE
oklch(93.6% 0.028 143.7)
-
Step 200
200
#C5E3C2
oklch(88.5% 0.055 142.6)
-
Step 300
300
#9BD197
oklch(80.8% 0.098 142.9)
-
Step 400
400 (this color)
#64BF61
oklch(72.6% 0.157 143.1)
-
Step 500
500
#1AA621
oklch(63.2% 0.201 143.2)
-
Step 600
600
#008C0F
oklch(55.5% 0.185 143.2)
-
Step 700
700
#00760A
oklch(49.1% 0.164 143.1)
-
Step 800
800
#006107
oklch(42.7% 0.142 143.1)
-
Step 900
900
#005105
oklch(37.7% 0.126 143.2)
-
Step 950
950
#053006
oklch(27% 0.082 143.2)
#64BF61 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) | #C3B059 | 0.117 |
| Deuteranopia (no green cones) | #B6A867 | 0.115 |
| Tritanopia (no blue cones) | #58BAA9 | 0.100 |
| Achromatopsia (no color) | #ABABAB | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64BF61
#64BF61
oklch(72.6% 0.157 143.1)
- #D582DF
#D582DF
oklch(72.7% 0.157 323.1)
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 #64BF61, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turtle Green #75B84F ΔE 0.023
- Dark Mint #48C072 ΔE 0.024
- Soft Green #6FC276 ΔE 0.028
- Algae Green #21C36F ΔE 0.036
- Boring Green #63B365 ΔE 0.037
- Dark Mint Green #20C073 ΔE 0.039
- Cool Green #33B864 ΔE 0.042
- Leafy Green #51B73B ΔE 0.045
Use #64BF61 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.