#6ECFA3
Closest named color: Medium Aquamarine (#66CDAA). oklch(78.3% 0.113 162.6), rgb(110, 207, 163).
Aa
Black text reads best on this color (11.11:1).
About this color
#6ECFA3 is a light, moderately saturated green. In OKLCH its lightness is 78%, its chroma 0.113 and its hue 163°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.014 away. Black text reads best on it, at 11.11:1.
| Hue family | Greens |
| Lightness | light (78%) |
| Chroma | moderately saturated (0.113) |
| Temperature | in between |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 11.11:1 |
| White text | 1.88:1 |
Values
| HEX | #6ECFA3 |
| RGB | rgb(110, 207, 163) |
| HSL | hsl(153, 50%, 62%) |
| OKLCH | oklch(78.3% 0.113 162.6) |
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 #6ECFA3 | 1.88:1 | Fails | Lc -39.9 | Non-text elements, placeholder text |
| Black text on #6ECFA3 | 11.11:1 | AAA | Lc 68.2 | Content text, not long reading |
| #6ECFA3 text on white | 1.88:1 | Fails | Lc 35.7 | Non-text elements, placeholder text |
| #6ECFA3 text on black | 11.11:1 | AAA | Lc -66.8 | 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
#EDF9F2
oklch(97.1% 0.016 160.6)
-
Step 100
100
#D7F1E3
oklch(93.5% 0.033 162.3)
-
Step 200
200
#B4E7CD
oklch(88.5% 0.064 162.6)
-
Step 300
300 (this color)
#6ECFA3
oklch(78.3% 0.113 162.6)
-
Step 400
400
#00BD84
oklch(70.6% 0.153 162.8)
-
Step 500
500
#00A270
oklch(63% 0.137 162.6)
-
Step 600
600
#00895E
oklch(55.7% 0.121 162.5)
-
Step 700
700
#00734E
oklch(49.1% 0.107 162.4)
-
Step 800
800
#005E40
oklch(42.6% 0.092 163.1)
-
Step 900
900
#004F34
oklch(37.8% 0.083 162.1)
-
Step 950
950
#002F1E
oklch(27% 0.058 163)
#6ECFA3 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) | #CCC3A1 | 0.109 |
| Deuteranopia (no green cones) | #BDB8A6 | 0.106 |
| Tritanopia (no blue cones) | #51CFC3 | 0.046 |
| Achromatopsia (no color) | #BCBCBC | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6ECFA3
#6ECFA3
oklch(78.3% 0.113 162.6)
- #EB9BCC
#EB9BCC
oklch(78.3% 0.113 342.6)
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 #6ECFA3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.014
- Seafoam Blue #78D1B6 ΔE 0.029
- Pale Teal #82CBB2 ΔE 0.034
- Emerald #06D6A0 ΔE 0.048
- Dark Sea Green #8FBC8F ΔE 0.055
- Tiffany Blue #94D2BD ΔE 0.056
- Medium Turquoise #48D1CC ΔE 0.057
- Soft Green #6FC276 ΔE 0.059
Use #6ECFA3 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.