#64E1DC
Closest named color: Turquoise (#40E0D0). oklch(83.8% 0.111 191.7), rgb(100, 225, 220).
Aa
Black text reads best on this color (13.34:1).
About this color
#64E1DC is a light, moderately saturated teal or cyan. In OKLCH its lightness is 84%, its chroma 0.111 and its hue 192°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise (#40E0D0), ΔE 0.029 away. Black text reads best on it, at 13.34:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Turquoise (#40E0D0) |
| Black text | 13.34:1 |
| White text | 1.57:1 |
Values
| HEX | #64E1DC |
| RGB | rgb(100, 225, 220) |
| HSL | hsl(178, 68%, 64%) |
| OKLCH | oklch(83.8% 0.111 191.7) |
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 #64E1DC | 1.57:1 | Fails | Lc -29.3 | Dividers and decoration only |
| Black text on #64E1DC | 13.34:1 | AAA | Lc 77.9 | Fine for body text |
| #64E1DC text on white | 1.57:1 | Fails | Lc 25.9 | Dividers and decoration only |
| #64E1DC text on black | 13.34:1 | AAA | Lc -77.2 | Fine for body text |
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
#EBF9F8
oklch(97.1% 0.015 191.8)
-
Step 100
100
#D2F1EF
oklch(93.5% 0.032 191.9)
-
Step 200
200
#AAE7E3
oklch(88.6% 0.062 191)
-
Step 300
300 (this color)
#64E1DC
oklch(83.8% 0.111 191.7)
-
Step 400
400
#00B8B3
oklch(70.7% 0.122 191.3)
-
Step 500
500
#009E9A
oklch(63.2% 0.109 191.6)
-
Step 600
600
#008581
oklch(55.7% 0.096 191.1)
-
Step 700
700
#00706D
oklch(49.2% 0.085 191.5)
-
Step 800
800
#005B59
oklch(42.6% 0.073 192.2)
-
Step 900
900
#004C4A
oklch(37.6% 0.065 191.7)
-
Step 950
950
#002D2C
oklch(26.9% 0.046 192.5)
#64E1DC 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) | #D5D7DC | 0.117 |
| Deuteranopia (no green cones) | #C1C8DD | 0.110 |
| Tritanopia (no blue cones) | #00E7DF | 0.033 |
| Achromatopsia (no color) | #CECECE | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64E1DC
#64E1DC
oklch(83.8% 0.111 191.7)
- #FFB2BB
#FFB2BB
oklch(83.9% 0.091 11.5)
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 #64E1DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise #40E0D0 ΔE 0.029
- Aqua Blue #02D8E9 ΔE 0.051
- Robin's Egg #6DEDFD ΔE 0.051
- Light Teal #90E4C1 ΔE 0.051
- Medium Turquoise #48D1CC ΔE 0.052
- Seafoam Blue #78D1B6 ΔE 0.056
- Tiffany Blue #94D2BD ΔE 0.056
- Celeste #A8DADC ΔE 0.063
Use #64E1DC 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.