#64B657
Closest named color: Turtle Green (#75B84F). oklch(70.2% 0.154 141), rgb(100, 182, 87).
Aa
Black text reads best on this color (8.37:1).
About this color
#64B657 is a medium-light, vivid green. In OKLCH its lightness is 70%, its chroma 0.154 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Turtle Green (#75B84F), ΔE 0.019 away. Black text reads best on it, at 8.37:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.154) |
| Temperature | in between |
| Nearest name | Turtle Green (#75B84F) |
| Black text | 8.37:1 |
| White text | 2.50:1 |
Values
| HEX | #64B657 |
| RGB | rgb(100, 182, 87) |
| HSL | hsl(112, 39%, 53%) |
| OKLCH | oklch(70.2% 0.154 141) |
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 #64B657 | 2.50:1 | Fails | Lc -54.1 | Large or bold text, headings |
| Black text on #64B657 | 8.37:1 | AAA | Lc 55.0 | Large or bold text, headings |
| #64B657 text on white | 2.50:1 | Fails | Lc 49.0 | Large or bold text, headings |
| #64B657 text on black | 8.37:1 | AAA | Lc -53.0 | 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
#E0EFDE
oklch(93.6% 0.028 142)
-
Step 200
200
#C7E3C2
oklch(88.6% 0.054 140.9)
-
Step 300
300
#9ED196
oklch(81% 0.097 141.2)
-
Step 400
400 (this color)
#64B657
oklch(70.2% 0.154 141)
-
Step 500
500
#31A41A
oklch(63% 0.196 141)
-
Step 600
600
#1E8B00
oklch(55.5% 0.183 141)
-
Step 700
700
#187500
oklch(49.1% 0.161 141)
-
Step 800
800
#126000
oklch(42.7% 0.14 141)
-
Step 900
900
#0D5000
oklch(37.6% 0.124 141)
-
Step 950
950
#0A2F04
oklch(26.9% 0.081 140.8)
#64B657 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) | #BAA84F | 0.108 |
| Deuteranopia (no green cones) | #AFA15E | 0.108 |
| Tritanopia (no blue cones) | #5CB1A0 | 0.101 |
| Achromatopsia (no color) | #A3A3A3 | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64B657
#64B657
oklch(70.2% 0.154 141)
- #CA7CD9
#CA7CD9
oklch(70.2% 0.155 321)
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 #64B657, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turtle Green #75B84F ΔE 0.019
- Boring Green #63B365 ΔE 0.020
- Dark Pastel Green #56AE57 ΔE 0.028
- Cool Green #33B864 ΔE 0.032
- Asparagus #77AB56 ΔE 0.035
- Leafy Green #51B73B ΔE 0.035
- Dark Mint #48C072 ΔE 0.035
- Fern #63A950 ΔE 0.036
Use #64B657 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.