#6ACFBF
Closest named color: Seafoam Blue (#78D1B6). oklch(78.9% 0.098 182.1), rgb(106, 207, 191).
Aa
Black text reads best on this color (11.29:1).
About this color
#6ACFBF is a light, moderately saturated teal or cyan. In OKLCH its lightness is 79%, its chroma 0.098 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Seafoam Blue (#78D1B6), ΔE 0.019 away. Black text reads best on it, at 11.29:1.
| Hue family | Teals and cyans |
| Lightness | light (79%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Seafoam Blue (#78D1B6) |
| Black text | 11.29:1 |
| White text | 1.86:1 |
Values
| HEX | #6ACFBF |
| RGB | rgb(106, 207, 191) |
| HSL | hsl(170, 51%, 61%) |
| OKLCH | oklch(78.9% 0.098 182.1) |
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 #6ACFBF | 1.86:1 | Fails | Lc -39.1 | Non-text elements, placeholder text |
| Black text on #6ACFBF | 11.29:1 | AAA | Lc 69.0 | Content text, not long reading |
| #6ACFBF text on white | 1.86:1 | Fails | Lc 34.9 | Non-text elements, placeholder text |
| #6ACFBF text on black | 11.29:1 | AAA | Lc -67.6 | 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
#EDF9F6
oklch(97.2% 0.013 179.5)
-
Step 100
100
#D6F0EB
oklch(93.5% 0.028 182.9)
-
Step 200
200
#B2E5DC
oklch(88.4% 0.054 183.1)
-
Step 300
300 (this color)
#6ACFBF
oklch(78.9% 0.098 182.1)
-
Step 400
400
#00BAA7
oklch(70.8% 0.127 182.2)
-
Step 500
500
#009F8F
oklch(63.1% 0.113 182.5)
-
Step 600
600
#008678
oklch(55.6% 0.1 182.2)
-
Step 700
700
#007165
oklch(49.2% 0.088 182.2)
-
Step 800
800
#005C52
oklch(42.6% 0.076 182.2)
-
Step 900
900
#004D44
oklch(37.7% 0.068 181.7)
-
Step 950
950
#002E28
oklch(27% 0.049 181.5)
#6ACFBF 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) | #C7C5BE | 0.104 |
| Deuteranopia (no green cones) | #B7B9C0 | 0.099 |
| Tritanopia (no blue cones) | #38D2CA | 0.030 |
| Achromatopsia (no color) | #BEBEBE | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6ACFBF
#6ACFBF
oklch(78.9% 0.098 182.1)
- #EFA0B5
#EFA0B5
oklch(78.9% 0.097 2.2)
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 #6ACFBF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seafoam Blue #78D1B6 ΔE 0.019
- Pale Teal #82CBB2 ΔE 0.024
- Medium Turquoise #48D1CC ΔE 0.025
- Medium Aquamarine #66CDAA ΔE 0.029
- Tiffany Blue #94D2BD ΔE 0.042
- Turquoise #40E0D0 ΔE 0.047
- Dark Turquoise #00CED1 ΔE 0.047
- Aqua Blue #02D8E9 ΔE 0.062
Use #6ACFBF 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.