#64CCAE
Closest named color: Medium Aquamarine (#66CDAA). oklch(77.5% 0.107 172.1), rgb(100, 204, 174).
Aa
Black text reads best on this color (10.79:1).
About this color
#64CCAE is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 77%, its chroma 0.107 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.007 away. Black text reads best on it, at 10.79:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 10.79:1 |
| White text | 1.94:1 |
Values
| HEX | #64CCAE |
| RGB | rgb(100, 204, 174) |
| HSL | hsl(163, 50%, 60%) |
| OKLCH | oklch(77.5% 0.107 172.1) |
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 #64CCAE | 1.94:1 | Fails | Lc -41.5 | Non-text elements, placeholder text |
| Black text on #64CCAE | 10.79:1 | AAA | Lc 66.7 | Content text, not long reading |
| #64CCAE text on white | 1.94:1 | Fails | Lc 37.2 | Non-text elements, placeholder text |
| #64CCAE text on black | 10.79:1 | AAA | Lc -65.3 | 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 300.
-
Step 50
50
#ECF9F4
oklch(97.1% 0.015 171.1)
-
Step 100
100
#D6F1E7
oklch(93.6% 0.031 171.4)
-
Step 200
200
#B2E7D5
oklch(88.6% 0.06 172.1)
-
Step 300
300 (this color)
#64CCAE
oklch(77.5% 0.107 172.1)
-
Step 400
400
#00BB97
oklch(70.6% 0.136 172.4)
-
Step 500
500
#00A181
oklch(63.2% 0.122 172)
-
Step 600
600
#00876C
oklch(55.5% 0.108 172.1)
-
Step 700
700
#00725B
oklch(49.2% 0.095 172.3)
-
Step 800
800
#005D4A
oklch(42.6% 0.082 172.5)
-
Step 900
900
#004E3D
oklch(37.8% 0.073 171.8)
-
Step 950
950
#002E24
oklch(26.9% 0.051 173.7)
#64CCAE 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) | #C7C1AD | 0.111 |
| Deuteranopia (no green cones) | #B6B5B0 | 0.106 |
| Tritanopia (no blue cones) | #37CEC3 | 0.035 |
| Achromatopsia (no color) | #BABABA | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64CCAE
#64CCAE
oklch(77.5% 0.107 172.1)
- #EB99BD
#EB99BD
oklch(77.5% 0.107 352)
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 #64CCAE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.007
- Seafoam Blue #78D1B6 ΔE 0.026
- Pale Teal #82CBB2 ΔE 0.028
- Medium Turquoise #48D1CC ΔE 0.041
- Emerald #06D6A0 ΔE 0.054
- Tiffany Blue #94D2BD ΔE 0.055
- Dark Turquoise #00CED1 ΔE 0.056
- Dark Sea Green #8FBC8F ΔE 0.057
Use #64CCAE 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.