#64BB59
Closest named color: Turtle Green (#75B84F). oklch(71.5% 0.159 141.5), rgb(100, 187, 89).
Aa
Black text reads best on this color (8.79:1).
About this color
#64BB59 is a medium-light, vivid green. In OKLCH its lightness is 71%, its chroma 0.159 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Turtle Green (#75B84F), ΔE 0.017 away. Black text reads best on it, at 8.79:1.
| Hue family | Greens |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.159) |
| Temperature | in between |
| Nearest name | Turtle Green (#75B84F) |
| Black text | 8.79:1 |
| White text | 2.38:1 |
Values
| HEX | #64BB59 |
| RGB | rgb(100, 187, 89) |
| HSL | hsl(113, 42%, 54%) |
| OKLCH | oklch(71.5% 0.159 141.5) |
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 #64BB59 | 2.38:1 | Fails | Lc -51.8 | Large or bold text, headings |
| Black text on #64BB59 | 8.79:1 | AAA | Lc 57.2 | Large or bold text, headings |
| #64BB59 text on white | 2.38:1 | Fails | Lc 46.8 | Large or bold text, headings |
| #64BB59 text on black | 8.79:1 | AAA | Lc -55.2 | 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
#E0EFDD
oklch(93.6% 0.029 140.5)
-
Step 200
200
#C6E3C1
oklch(88.6% 0.055 141)
-
Step 300
300
#9CD195
oklch(80.8% 0.099 141.7)
-
Step 400
400 (this color)
#64BB59
oklch(71.5% 0.159 141.5)
-
Step 500
500
#26A512
oklch(63% 0.203 141.5)
-
Step 600
600
#178C00
oklch(55.7% 0.185 141.5)
-
Step 700
700
#127600
oklch(49.2% 0.164 141.5)
-
Step 800
800
#0D6000
oklch(42.6% 0.142 141.5)
-
Step 900
900
#095100
oklch(37.9% 0.126 141.5)
-
Step 950
950
#073003
oklch(27.1% 0.085 141.4)
#64BB59 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) | #BFAD50 | 0.112 |
| Deuteranopia (no green cones) | #B3A560 | 0.112 |
| Tritanopia (no blue cones) | #5BB6A5 | 0.104 |
| Achromatopsia (no color) | #A8A8A8 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64BB59
#64BB59
oklch(71.5% 0.159 141.5)
- #D07EDE
#D07EDE
oklch(71.4% 0.16 321.6)
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 #64BB59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turtle Green #75B84F ΔE 0.017
- Dark Mint #48C072 ΔE 0.029
- Boring Green #63B365 ΔE 0.030
- Leafy Green #51B73B ΔE 0.036
- Cool Green #33B864 ΔE 0.036
- Soft Green #6FC276 ΔE 0.038
- Algae Green #21C36F ΔE 0.039
- Dark Mint Green #20C073 ΔE 0.040
Use #64BB59 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.