#64CFC8
Closest named color: Medium Turquoise (#48D1CC). oklch(79% 0.099 189.6), rgb(100, 207, 200).
Aa
Black text reads best on this color (11.30:1).
About this color
#64CFC8 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 79%, its chroma 0.099 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Turquoise (#48D1CC), ΔE 0.017 away. Black text reads best on it, at 11.30:1.
| Hue family | Teals and cyans |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Medium Turquoise (#48D1CC) |
| Black text | 11.30:1 |
| White text | 1.85:1 |
Values
| HEX | #64CFC8 |
| RGB | rgb(100, 207, 200) |
| HSL | hsl(176, 53%, 60%) |
| OKLCH | oklch(79% 0.099 189.6) |
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 #64CFC8 | 1.85:1 | Fails | Lc -39.0 | Non-text elements, placeholder text |
| Black text on #64CFC8 | 11.30:1 | AAA | Lc 69.0 | Content text, not long reading |
| #64CFC8 text on white | 1.85:1 | Fails | Lc 34.8 | Non-text elements, placeholder text |
| #64CFC8 text on black | 11.30:1 | AAA | Lc -67.7 | 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
#ECF9F7
oklch(97.2% 0.014 186)
-
Step 100
100
#D5F0EE
oklch(93.5% 0.028 191.3)
-
Step 200
200
#B0E5E1
oklch(88.4% 0.055 190.5)
-
Step 300
300 (this color)
#64CFC8
oklch(79% 0.099 189.6)
-
Step 400
400
#00B8B1
oklch(70.6% 0.122 190)
-
Step 500
500
#009E98
oklch(63.1% 0.109 190)
-
Step 600
600
#00857F
oklch(55.6% 0.096 189.2)
-
Step 700
700
#00706B
oklch(49.2% 0.085 189.4)
-
Step 800
800
#005C58
oklch(42.8% 0.074 189.6)
-
Step 900
900
#004C49
oklch(37.6% 0.065 190.2)
-
Step 950
950
#002E2B
oklch(27.1% 0.047 188)
#64CFC8 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) | #C5C6C8 | 0.105 |
| Deuteranopia (no green cones) | #B3B9C9 | 0.098 |
| Tritanopia (no blue cones) | #18D4CD | 0.034 |
| Achromatopsia (no color) | #BEBEBE | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64CFC8
#64CFC8
oklch(79% 0.099 189.6)
- #F2A0AC
#F2A0AC
oklch(79% 0.099 10)
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 #64CFC8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Turquoise #48D1CC ΔE 0.017
- Seafoam Blue #78D1B6 ΔE 0.031
- Pale Teal #82CBB2 ΔE 0.035
- Dark Turquoise #00CED1 ΔE 0.039
- Medium Aquamarine #66CDAA ΔE 0.041
- Turquoise #40E0D0 ΔE 0.046
- Tiffany Blue #94D2BD ΔE 0.047
- Aqua Blue #02D8E9 ΔE 0.051
Use #64CFC8 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.