#64BFAE
Closest named color: Medium Aquamarine (#66CDAA). oklch(74.3% 0.091 180), rgb(100, 191, 174).
Aa
Black text reads best on this color (9.60:1).
About this color
#64BFAE is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 74%, its chroma 0.091 and its hue 180°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.043 away. Black text reads best on it, at 9.60:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 9.60:1 |
| White text | 2.18:1 |
Values
| HEX | #64BFAE |
| RGB | rgb(100, 191, 174) |
| HSL | hsl(169, 42%, 57%) |
| OKLCH | oklch(74.3% 0.091 180) |
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 #64BFAE | 2.18:1 | Fails | Lc -47.6 | Large or bold text, headings |
| Black text on #64BFAE | 9.60:1 | AAA | Lc 61.1 | Content text, not long reading |
| #64BFAE text on white | 2.18:1 | Fails | Lc 42.8 | Non-text elements, placeholder text |
| #64BFAE text on black | 9.60:1 | AAA | Lc -59.4 | Large or bold text, headings |
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
#F0F7F5
oklch(97% 0.008 177.3)
-
Step 100
100
#DFEEEA
oklch(93.7% 0.017 178.3)
-
Step 200
200
#C4E0DA
oklch(88.4% 0.031 181.2)
-
Step 300
300
#98CDC2
oklch(80.8% 0.057 180.6)
-
Step 400
400 (this color)
#64BFAE
oklch(74.3% 0.091 180)
-
Step 500
500
#00A08C
oklch(63.2% 0.115 179.7)
-
Step 600
600
#008676
oklch(55.6% 0.1 180.5)
-
Step 700
700
#007163
oklch(49.2% 0.089 180.3)
-
Step 800
800
#005D51
oklch(42.9% 0.078 180)
-
Step 900
900
#004D43
oklch(37.7% 0.068 180.3)
-
Step 950
950
#012E27
oklch(27% 0.048 179.3)
#64BFAE 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) | #B8B6AD | 0.096 |
| Deuteranopia (no green cones) | #A9ABAF | 0.091 |
| Tritanopia (no blue cones) | #3BC2BA | 0.028 |
| Achromatopsia (no color) | #AFAFAF | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64BFAE
#64BFAE
oklch(74.3% 0.091 180)
- #DC94A9
#DC94A9
oklch(74.4% 0.09 0.5)
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 #64BFAE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.043
- Topaz #13BBAF ΔE 0.044
- Pale Teal #82CBB2 ΔE 0.047
- Muted Teal #90B494 ΔE 0.052
- Dark Sea Green #8FBC8F ΔE 0.054
- Medium Turquoise #48D1CC ΔE 0.054
- Greeny Blue #42B395 ΔE 0.055
- Seafoam Blue #78D1B6 ΔE 0.055
Use #64BFAE 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.