#6BC4AB
Closest named color: Medium Aquamarine (#66CDAA). oklch(75.8% 0.094 173.4), rgb(107, 196, 171).
Aa
Black text reads best on this color (10.10:1).
About this color
#6BC4AB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 76%, its chroma 0.094 and its hue 173°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.026 away. Black text reads best on it, at 10.10:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 10.10:1 |
| White text | 2.07:1 |
Values
| HEX | #6BC4AB |
| RGB | rgb(107, 196, 171) |
| HSL | hsl(163, 43%, 59%) |
| OKLCH | oklch(75.8% 0.094 173.4) |
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 #6BC4AB | 2.07:1 | Fails | Lc -45.0 | Non-text elements, placeholder text |
| Black text on #6BC4AB | 10.10:1 | AAA | Lc 63.5 | Content text, not long reading |
| #6BC4AB text on white | 2.07:1 | Fails | Lc 40.4 | Non-text elements, placeholder text |
| #6BC4AB text on black | 10.10:1 | AAA | Lc -61.9 | 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
#F0F7F5
oklch(97% 0.008 177.3)
-
Step 100
100
#DFEEE9
oklch(93.7% 0.017 174)
-
Step 200
200
#C4E1D7
oklch(88.6% 0.034 172.7)
-
Step 300
300
#9ACEBD
oklch(81% 0.059 172.6)
-
Step 400
400 (this color)
#6BC4AB
oklch(75.8% 0.094 173.4)
-
Step 500
500
#03A083
oklch(63% 0.12 173.7)
-
Step 600
600
#00876E
oklch(55.6% 0.106 173.6)
-
Step 700
700
#00725C
oklch(49.2% 0.094 173.1)
-
Step 800
800
#005D4B
oklch(42.7% 0.081 173.5)
-
Step 900
900
#004E3E
oklch(37.8% 0.073 172.9)
-
Step 950
950
#022E24
oklch(26.9% 0.05 173.2)
#6BC4AB 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) | #BFBAAA | 0.098 |
| Deuteranopia (no green cones) | #B0B0AD | 0.093 |
| Tritanopia (no blue cones) | #4BC6BD | 0.030 |
| Achromatopsia (no color) | #B4B4B4 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6BC4AB
#6BC4AB
oklch(75.8% 0.094 173.4)
- #E097B5
#E097B5
oklch(75.7% 0.095 353.3)
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 #6BC4AB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.026
- Pale Teal #82CBB2 ΔE 0.032
- Seafoam Blue #78D1B6 ΔE 0.040
- Dark Sea Green #8FBC8F ΔE 0.046
- Medium Turquoise #48D1CC ΔE 0.049
- Muted Teal #90B494 ΔE 0.053
- Topaz #13BBAF ΔE 0.057
- Dark Turquoise #00CED1 ΔE 0.060
Use #6BC4AB 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.