#6DCBB3
Closest named color: Medium Aquamarine (#66CDAA). oklch(77.7% 0.097 175.1), rgb(109, 203, 179).
Aa
Black text reads best on this color (10.84:1).
About this color
#6DCBB3 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 78%, its chroma 0.097 and its hue 175°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.017 away. Black text reads best on it, at 10.84:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (78%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 10.84:1 |
| White text | 1.93:1 |
Values
| HEX | #6DCBB3 |
| RGB | rgb(109, 203, 179) |
| HSL | hsl(165, 47%, 61%) |
| OKLCH | oklch(77.7% 0.097 175.1) |
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 #6DCBB3 | 1.93:1 | Fails | Lc -41.3 | Non-text elements, placeholder text |
| Black text on #6DCBB3 | 10.84:1 | AAA | Lc 66.9 | Content text, not long reading |
| #6DCBB3 text on white | 1.93:1 | Fails | Lc 37.0 | Non-text elements, placeholder text |
| #6DCBB3 text on black | 10.84:1 | AAA | Lc -65.5 | 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
#EDF8F5
oklch(97% 0.012 178)
-
Step 100
100
#D8F0E9
oklch(93.6% 0.027 176.3)
-
Step 200
200
#B5E5D7
oklch(88.4% 0.053 175.3)
-
Step 300
300 (this color)
#6DCBB3
oklch(77.7% 0.097 175.1)
-
Step 400
400
#00BB9C
oklch(70.7% 0.133 175.1)
-
Step 500
500
#00A085
oklch(63% 0.119 175)
-
Step 600
600
#008770
oklch(55.7% 0.105 175.1)
-
Step 700
700
#00715E
oklch(49% 0.092 175.6)
-
Step 800
800
#005D4C
oklch(42.7% 0.081 174.6)
-
Step 900
900
#004E3F
oklch(37.8% 0.072 174.1)
-
Step 950
950
#002E25
oklch(26.9% 0.05 175.6)
#6DCBB3 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) | #C5C1B2 | 0.101 |
| Deuteranopia (no green cones) | #B6B6B5 | 0.096 |
| Tritanopia (no blue cones) | #48CDC4 | 0.031 |
| Achromatopsia (no color) | #BABABA | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6DCBB3
#6DCBB3
oklch(77.7% 0.097 175.1)
- #E89DBA
#E89DBA
oklch(77.8% 0.096 354.7)
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 #6DCBB3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.017
- Pale Teal #82CBB2 ΔE 0.019
- Seafoam Blue #78D1B6 ΔE 0.020
- Medium Turquoise #48D1CC ΔE 0.037
- Tiffany Blue #94D2BD ΔE 0.047
- Dark Turquoise #00CED1 ΔE 0.055
- Dark Sea Green #8FBC8F ΔE 0.056
- Turquoise #40E0D0 ΔE 0.060
Use #6DCBB3 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.