#64C688
Closest named color: Soft Green (#6FC276). oklch(75.1% 0.13 154.1), rgb(100, 198, 136).
Aa
Black text reads best on this color (9.97:1).
About this color
#64C688 is a medium-light, moderately saturated green. In OKLCH its lightness is 75%, its chroma 0.130 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Green (#6FC276), ΔE 0.021 away. Black text reads best on it, at 9.97:1.
| Hue family | Greens |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Soft Green (#6FC276) |
| Black text | 9.97:1 |
| White text | 2.10:1 |
Values
| HEX | #64C688 |
| RGB | rgb(100, 198, 136) |
| HSL | hsl(142, 46%, 58%) |
| OKLCH | oklch(75.1% 0.13 154.1) |
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 #64C688 | 2.10:1 | Fails | Lc -45.6 | Large or bold text, headings |
| Black text on #64C688 | 9.97:1 | AAA | Lc 62.9 | Content text, not long reading |
| #64C688 text on white | 2.10:1 | Fails | Lc 41.0 | Non-text elements, placeholder text |
| #64C688 text on black | 9.97:1 | AAA | Lc -61.3 | 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
#F0F8F2
oklch(97.1% 0.012 153.7)
-
Step 100
100
#DFEFE3
oklch(93.7% 0.023 153.4)
-
Step 200
200
#C3E2CC
oklch(88.4% 0.044 154.5)
-
Step 300
300
#97D0A9
oklch(80.8% 0.081 154.4)
-
Step 400
400 (this color)
#64C688
oklch(75.1% 0.13 154.1)
-
Step 500
500
#00A45B
oklch(63.1% 0.158 154.2)
-
Step 600
600
#008A4B
oklch(55.6% 0.14 154)
-
Step 700
700
#00743E
oklch(49% 0.124 153.9)
-
Step 800
800
#005F32
oklch(42.6% 0.107 154.1)
-
Step 900
900
#005029
oklch(37.8% 0.096 153.9)
-
Step 950
950
#003016
oklch(27.1% 0.069 153.7)
#64C688 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) | #C6B984 | 0.115 |
| Deuteranopia (no green cones) | #B8AF8C | 0.112 |
| Tritanopia (no blue cones) | #4CC4B6 | 0.066 |
| Achromatopsia (no color) | #B3B3B3 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64C688
#64C688
oklch(75.1% 0.13 154.1)
- #E08ED0
#E08ED0
oklch(75.2% 0.13 334.2)
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 #64C688, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Green #6FC276 ΔE 0.021
- Greenblue #23C48B ΔE 0.037
- Dark Mint #48C072 ΔE 0.040
- Medium Aquamarine #66CDAA ΔE 0.045
- Green Blue #01C08D ΔE 0.049
- Emerald #06D6A0 ΔE 0.051
- Dark Sea Green #8FBC8F ΔE 0.053
- Dark Mint Green #20C073 ΔE 0.054
Use #64C688 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.