#6DDCB8
Closest named color: Seafoam Blue (#78D1B6). oklch(81.9% 0.115 169.8), rgb(109, 220, 184).
Aa
Black text reads best on this color (12.57:1).
About this color
#6DDCB8 is a light, moderately saturated green. In OKLCH its lightness is 82%, its chroma 0.115 and its hue 170°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seafoam Blue (#78D1B6), ΔE 0.030 away. Black text reads best on it, at 12.57:1.
| Hue family | Greens |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Seafoam Blue (#78D1B6) |
| Black text | 12.57:1 |
| White text | 1.66:1 |
Values
| HEX | #6DDCB8 |
| RGB | rgb(109, 220, 184) |
| HSL | hsl(161, 61%, 65%) |
| OKLCH | oklch(81.9% 0.115 169.8) |
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 #6DDCB8 | 1.66:1 | Fails | Lc -32.9 | Non-text elements, placeholder text |
| Black text on #6DDCB8 | 12.57:1 | AAA | Lc 74.6 | Content text, not long reading |
| #6DDCB8 text on white | 1.66:1 | Fails | Lc 29.2 | Dividers and decoration only |
| #6DDCB8 text on black | 12.57:1 | AAA | Lc -73.7 | 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
#ECF9F4
oklch(97.1% 0.015 171.1)
-
Step 100
100
#D5F2E6
oklch(93.7% 0.034 168.8)
-
Step 200
200
#AFE7D2
oklch(88.4% 0.064 169.8)
-
Step 300
300 (this color)
#6DDCB8
oklch(81.9% 0.115 169.8)
-
Step 400
400
#00BC93
oklch(70.7% 0.14 169.9)
-
Step 500
500
#00A17D
oklch(63% 0.125 169.6)
-
Step 600
600
#008869
oklch(55.7% 0.111 169.5)
-
Step 700
700
#007258
oklch(49.1% 0.097 169.9)
-
Step 800
800
#005E48
oklch(42.9% 0.085 169.8)
-
Step 900
900
#004E3B
oklch(37.7% 0.075 169.6)
-
Step 950
950
#002F22
oklch(27.1% 0.054 168.9)
#6DDCB8 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) | #D7D0B6 | 0.118 |
| Deuteranopia (no green cones) | #C6C3BA | 0.114 |
| Tritanopia (no blue cones) | #40DDD2 | 0.041 |
| Achromatopsia (no color) | #C8C8C8 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6DDCB8
#6DDCB8
oklch(81.9% 0.115 169.8)
- #FCA4CF
#FCA4CF
oklch(81.8% 0.116 349.2)
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 #6DDCB8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seafoam Blue #78D1B6 ΔE 0.030
- Turquoise #40E0D0 ΔE 0.036
- Aqua Marine #2EE8BB ΔE 0.042
- Light Teal #90E4C1 ΔE 0.042
- Medium Aquamarine #66CDAA ΔE 0.043
- Tiffany Blue #94D2BD ΔE 0.046
- Pale Teal #82CBB2 ΔE 0.046
- Medium Turquoise #48D1CC ΔE 0.054
Use #6DDCB8 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.