#64DCB7
Closest named color: Seafoam Blue (#78D1B6). oklch(81.5% 0.121 170.3), rgb(100, 220, 183).
Aa
Black text reads best on this color (12.46:1).
About this color
#64DCB7 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 82%, its chroma 0.121 and its hue 170°. Its hue sits on the cool side of the wheel. The nearest named color is Seafoam Blue (#78D1B6), ΔE 0.032 away. Black text reads best on it, at 12.46:1.
| Hue family | Teals and cyans |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.121) |
| Temperature | cool |
| Nearest name | Seafoam Blue (#78D1B6) |
| Black text | 12.46:1 |
| White text | 1.68:1 |
Values
| HEX | #64DCB7 |
| RGB | rgb(100, 220, 183) |
| HSL | hsl(162, 63%, 63%) |
| OKLCH | oklch(81.5% 0.121 170.3) |
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 #64DCB7 | 1.68:1 | Fails | Lc -33.4 | Non-text elements, placeholder text |
| Black text on #64DCB7 | 12.46:1 | AAA | Lc 74.2 | Content text, not long reading |
| #64DCB7 text on white | 1.68:1 | Fails | Lc 29.6 | Dividers and decoration only |
| #64DCB7 text on black | 12.46:1 | AAA | Lc -73.2 | 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
#EBF9F4
oklch(97% 0.016 172.7)
-
Step 100
100
#D4F2E6
oklch(93.6% 0.035 169.5)
-
Step 200
200
#ADE8D3
oklch(88.5% 0.067 170.8)
-
Step 300
300 (this color)
#64DCB7
oklch(81.5% 0.121 170.3)
-
Step 400
400
#00BC94
oklch(70.8% 0.139 170.4)
-
Step 500
500
#00A17E
oklch(63.1% 0.125 170.2)
-
Step 600
600
#00876A
oklch(55.5% 0.109 170.8)
-
Step 700
700
#007258
oklch(49.1% 0.097 169.9)
-
Step 800
800
#005D48
oklch(42.6% 0.084 170.6)
-
Step 900
900
#004E3C
oklch(37.7% 0.074 170.6)
-
Step 950
950
#002F22
oklch(27.1% 0.054 168.9)
#64DCB7 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) | #D6CFB5 | 0.124 |
| Deuteranopia (no green cones) | #C4C2B9 | 0.119 |
| Tritanopia (no blue cones) | #27DDD1 | 0.042 |
| Achromatopsia (no color) | #C7C7C7 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64DCB7
#64DCB7
oklch(81.5% 0.121 170.3)
- #FEA1CD
#FEA1CD
oklch(81.5% 0.122 350.3)
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 #64DCB7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seafoam Blue #78D1B6 ΔE 0.032
- Turquoise #40E0D0 ΔE 0.035
- Aqua Marine #2EE8BB ΔE 0.038
- Medium Aquamarine #66CDAA ΔE 0.041
- Light Teal #90E4C1 ΔE 0.048
- Pale Teal #82CBB2 ΔE 0.049
- Tiffany Blue #94D2BD ΔE 0.051
- Medium Turquoise #48D1CC ΔE 0.053
Use #64DCB7 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.