#64C2BB
Closest named color: Medium Turquoise (#48D1CC). oklch(75.5% 0.09 189.1), rgb(100, 194, 187).
Aa
Black text reads best on this color (9.97:1).
About this color
#64C2BB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 75%, its chroma 0.090 and its hue 189°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Turquoise (#48D1CC), ΔE 0.042 away. Black text reads best on it, at 9.97:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.090) |
| Temperature | cool |
| Nearest name | Medium Turquoise (#48D1CC) |
| Black text | 9.97:1 |
| White text | 2.10:1 |
Values
| HEX | #64C2BB |
| RGB | rgb(100, 194, 187) |
| HSL | hsl(176, 44%, 58%) |
| OKLCH | oklch(75.5% 0.09 189.1) |
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 #64C2BB | 2.10:1 | Fails | Lc -45.7 | Large or bold text, headings |
| Black text on #64C2BB | 9.97:1 | AAA | Lc 62.9 | Content text, not long reading |
| #64C2BB text on white | 2.10:1 | Fails | Lc 41.0 | Non-text elements, placeholder text |
| #64C2BB text on black | 9.97:1 | AAA | Lc -61.2 | 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 400.
-
Step 50
50
#F0F7F6
oklch(97.1% 0.008 186.9)
-
Step 100
100
#DEEEEC
oklch(93.7% 0.017 187.9)
-
Step 200
200
#C3E0DD
oklch(88.5% 0.031 189)
-
Step 300
300
#97CDC8
oklch(80.9% 0.056 189)
-
Step 400
400 (this color)
#64C2BB
oklch(75.5% 0.09 189.1)
-
Step 500
500
#009E97
oklch(63.1% 0.109 189.2)
-
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
#005C57
oklch(42.8% 0.074 188.4)
-
Step 900
900
#004C49
oklch(37.6% 0.065 190.2)
-
Step 950
950
#002E2B
oklch(27.1% 0.047 188)
#64C2BB 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) | #B9B9BB | 0.096 |
| Deuteranopia (no green cones) | #A9AEBC | 0.089 |
| Tritanopia (no blue cones) | #30C6C0 | 0.030 |
| Achromatopsia (no color) | #B3B3B3 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64C2BB
#64C2BB
oklch(75.5% 0.09 189.1)
- #E297A3
#E297A3
oklch(75.4% 0.091 9)
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 #64C2BB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Turquoise #48D1CC ΔE 0.042
- Pale Teal #82CBB2 ΔE 0.043
- Medium Aquamarine #66CDAA ΔE 0.046
- Dark Turquoise #00CED1 ΔE 0.047
- Seafoam Blue #78D1B6 ΔE 0.051
- Topaz #13BBAF ΔE 0.052
- Muted Teal #90B494 ΔE 0.063
- Dark Sea Green #8FBC8F ΔE 0.065
Use #64C2BB 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.