#64C663
Closest named color: Soft Green (#6FC276). oklch(74.4% 0.165 143.5), rgb(100, 198, 99).
Aa
Black text reads best on this color (9.79:1).
About this color
#64C663 is a medium-light, vivid green. In OKLCH its lightness is 74%, its chroma 0.165 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Green (#6FC276), ΔE 0.031 away. Black text reads best on it, at 9.79:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.165) |
| Temperature | in between |
| Nearest name | Soft Green (#6FC276) |
| Black text | 9.79:1 |
| White text | 2.14:1 |
Values
| HEX | #64C663 |
| RGB | rgb(100, 198, 99) |
| HSL | hsl(119, 46%, 58%) |
| OKLCH | oklch(74.4% 0.165 143.5) |
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 #64C663 | 2.14:1 | Fails | Lc -46.5 | Large or bold text, headings |
| Black text on #64C663 | 9.79:1 | AAA | Lc 62.1 | Content text, not long reading |
| #64C663 text on white | 2.14:1 | Fails | Lc 41.8 | Non-text elements, placeholder text |
| #64C663 text on black | 9.79:1 | AAA | Lc -60.4 | Content text, not long reading |
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
#F0F8F0
oklch(97.1% 0.014 145.5)
-
Step 100
100
#DFEFDD
oklch(93.5% 0.029 142.2)
-
Step 200
200
#C3E4C1
oklch(88.6% 0.059 143.5)
-
Step 300
300
#98D296
oklch(80.8% 0.102 143.8)
-
Step 400
400 (this color)
#64C663
oklch(74.4% 0.165 143.5)
-
Step 500
500
#00A71A
oklch(63.2% 0.208 143.5)
-
Step 600
600
#008C14
oklch(55.5% 0.183 143.5)
-
Step 700
700
#007610
oklch(49.1% 0.161 143.5)
-
Step 800
800
#00610B
oklch(42.7% 0.141 143.5)
-
Step 900
900
#005107
oklch(37.7% 0.124 143.4)
-
Step 950
950
#013004
oklch(26.9% 0.086 143.7)
#64C663 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) | #CAB75B | 0.123 |
| Deuteranopia (no green cones) | #BCAE6A | 0.121 |
| Tritanopia (no blue cones) | #57C1AF | 0.104 |
| Achromatopsia (no color) | #B1B1B1 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64C663
#64C663
oklch(74.4% 0.165 143.5)
- #DE85E7
#DE85E7
oklch(74.5% 0.165 323.7)
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 #64C663, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Green #6FC276 ΔE 0.031
- Dark Mint #48C072 ΔE 0.034
- Turtle Green #75B84F ΔE 0.038
- Algae Green #21C36F ΔE 0.040
- Apple #6ECB3C ΔE 0.041
- Seaweed #18D17B ΔE 0.042
- Dark Mint Green #20C073 ΔE 0.046
- Dark Lime Green #7EBD01 ΔE 0.055
Use #64C663 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.