#6DD5D1
Closest named color: Medium Turquoise (#48D1CC). oklch(81% 0.097 192.1), rgb(109, 213, 209).
Aa
Black text reads best on this color (12.08:1).
About this color
#6DD5D1 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 81%, its chroma 0.097 and its hue 192°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Turquoise (#48D1CC), ΔE 0.030 away. Black text reads best on it, at 12.08:1.
| Hue family | Teals and cyans |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Medium Turquoise (#48D1CC) |
| Black text | 12.08:1 |
| White text | 1.73:1 |
Values
| HEX | #6DD5D1 |
| RGB | rgb(109, 213, 209) |
| HSL | hsl(178, 55%, 63%) |
| OKLCH | oklch(81% 0.097 192.1) |
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 #6DD5D1 | 1.73:1 | Fails | Lc -35.2 | Non-text elements, placeholder text |
| Black text on #6DD5D1 | 12.08:1 | AAA | Lc 72.5 | Content text, not long reading |
| #6DD5D1 text on white | 1.73:1 | Fails | Lc 31.3 | Non-text elements, placeholder text |
| #6DD5D1 text on black | 12.08:1 | AAA | Lc -71.4 | 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
#ECF8F8
oklch(97% 0.013 196.9)
-
Step 100
100
#D6F0EF
oklch(93.6% 0.027 193.9)
-
Step 200
200
#B0E5E2
oklch(88.5% 0.054 191.9)
-
Step 300
300 (this color)
#6DD5D1
oklch(81% 0.097 192.1)
-
Step 400
400
#00B8B4
oklch(70.7% 0.121 192)
-
Step 500
500
#009E9A
oklch(63.2% 0.109 191.6)
-
Step 600
600
#008582
oklch(55.7% 0.096 192)
-
Step 700
700
#006F6D
oklch(49% 0.084 192.6)
-
Step 800
800
#005B59
oklch(42.6% 0.073 192.2)
-
Step 900
900
#004C4A
oklch(37.6% 0.065 191.7)
-
Step 950
950
#002D2C
oklch(26.9% 0.046 192.5)
#6DD5D1 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) | #CACCD1 | 0.102 |
| Deuteranopia (no green cones) | #B9BFD2 | 0.096 |
| Tritanopia (no blue cones) | #2EDAD3 | 0.034 |
| Achromatopsia (no color) | #C4C4C4 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6DD5D1
#6DD5D1
oklch(81% 0.097 192.1)
- #F9A7B0
#F9A7B0
oklch(81.1% 0.097 12.3)
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 #6DD5D1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Turquoise #48D1CC ΔE 0.030
- Seafoam Blue #78D1B6 ΔE 0.036
- Turquoise #40E0D0 ΔE 0.038
- Tiffany Blue #94D2BD ΔE 0.041
- Pale Teal #82CBB2 ΔE 0.043
- Aqua Blue #02D8E9 ΔE 0.048
- Dark Turquoise #00CED1 ΔE 0.052
- Sky Blue #87CEEB ΔE 0.054
Use #6DD5D1 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.