#64D09B
Closest named color: Medium Aquamarine (#66CDAA). oklch(77.9% 0.127 160), rgb(100, 208, 155).
Aa
Black text reads best on this color (11.03:1).
About this color
#64D09B is a medium-light, moderately saturated green. In OKLCH its lightness is 78%, its chroma 0.127 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.025 away. Black text reads best on it, at 11.03:1.
| Hue family | Greens |
| Lightness | medium-light (78%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 11.03:1 |
| White text | 1.90:1 |
Values
| HEX | #64D09B |
| RGB | rgb(100, 208, 155) |
| HSL | hsl(151, 53%, 60%) |
| OKLCH | oklch(77.9% 0.127 160) |
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 #64D09B | 1.90:1 | Fails | Lc -40.3 | Non-text elements, placeholder text |
| Black text on #64D09B | 11.03:1 | AAA | Lc 67.9 | Content text, not long reading |
| #64D09B text on white | 1.90:1 | Fails | Lc 36.0 | Non-text elements, placeholder text |
| #64D09B text on black | 11.03:1 | AAA | Lc -66.5 | 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 300.
-
Step 50
50
#ECF9F2
oklch(97.1% 0.017 162.8)
-
Step 100
100
#D6F2E2
oklch(93.6% 0.036 160.6)
-
Step 200
200
#B1E8C9
oklch(88.5% 0.071 159.8)
-
Step 300
300 (this color)
#64D09B
oklch(77.9% 0.127 160)
-
Step 400
400
#00BE7D
oklch(70.7% 0.16 159.9)
-
Step 500
500
#00A36B
oklch(63.1% 0.143 160.1)
-
Step 600
600
#008959
oklch(55.6% 0.126 160)
-
Step 700
700
#00734A
oklch(49% 0.111 160)
-
Step 800
800
#005F3C
oklch(42.8% 0.097 159.8)
-
Step 900
900
#004F31
oklch(37.7% 0.086 159.7)
-
Step 950
950
#002F1C
oklch(26.9% 0.06 160.5)
#64D09B 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) | #CEC398 | 0.120 |
| Deuteranopia (no green cones) | #BEB79E | 0.117 |
| Tritanopia (no blue cones) | #41CFC1 | 0.055 |
| Achromatopsia (no color) | #BCBCBC | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64D09B
#64D09B
oklch(77.9% 0.127 160)
- #ED96D1
#ED96D1
oklch(77.9% 0.127 339.8)
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 #64D09B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.025
- Emerald #06D6A0 ΔE 0.037
- Seafoam Blue #78D1B6 ΔE 0.043
- Pale Teal #82CBB2 ΔE 0.049
- Soft Green #6FC276 ΔE 0.050
- Greenblue #23C48B ΔE 0.056
- Aqua Green #12E193 ΔE 0.060
- Dark Sea Green #8FBC8F ΔE 0.061
Use #64D09B 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.