#6DD699
Closest named color: Medium Aquamarine (#66CDAA). oklch(79.7% 0.132 156.2), rgb(109, 214, 153).
Aa
Black text reads best on this color (11.72:1).
About this color
#6DD699 is a light, moderately saturated green. In OKLCH its lightness is 80%, its chroma 0.132 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.040 away. Black text reads best on it, at 11.72:1.
| Hue family | Greens |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.132) |
| Temperature | in between |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 11.72:1 |
| White text | 1.79:1 |
Values
| HEX | #6DD699 |
| RGB | rgb(109, 214, 153) |
| HSL | hsl(145, 56%, 63%) |
| OKLCH | oklch(79.7% 0.132 156.2) |
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 #6DD699 | 1.79:1 | Fails | Lc -36.9 | Non-text elements, placeholder text |
| Black text on #6DD699 | 11.72:1 | AAA | Lc 70.9 | Content text, not long reading |
| #6DD699 text on white | 1.79:1 | Fails | Lc 32.9 | Non-text elements, placeholder text |
| #6DD699 text on black | 11.72:1 | AAA | Lc -69.7 | 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
#EDF9F1
oklch(97.1% 0.016 156.9)
-
Step 100
100
#D6F2DF
oklch(93.6% 0.039 155.9)
-
Step 200
200
#B2E8C5
oklch(88.4% 0.073 156.2)
-
Step 300
300 (this color)
#6DD699
oklch(79.7% 0.132 156.2)
-
Step 400
400
#00BF72
oklch(70.8% 0.171 156.2)
-
Step 500
500
#00A461
oklch(63.2% 0.153 156.1)
-
Step 600
600
#008A51
oklch(55.7% 0.135 156.2)
-
Step 700
700
#007443
oklch(49.1% 0.119 156.1)
-
Step 800
800
#005F36
oklch(42.7% 0.103 156.1)
-
Step 900
900
#004F2C
oklch(37.6% 0.091 156.1)
-
Step 950
950
#002F18
oklch(26.8% 0.065 156.1)
#6DD699 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) | #D5C895 | 0.120 |
| Deuteranopia (no green cones) | #C6BD9D | 0.118 |
| Tritanopia (no blue cones) | #52D4C6 | 0.064 |
| Achromatopsia (no color) | #C2C2C2 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6DD699
#6DD699
oklch(79.7% 0.132 156.2)
- #F29BDD
#F29BDD
oklch(79.7% 0.132 336.1)
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 #6DD699, closest first.
No curated palette has a color within ΔE 0.04 of #6DD699.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.040
- Emerald #06D6A0 ΔE 0.043
- Seafoam Blue #78D1B6 ΔE 0.048
- Aqua Green #12E193 ΔE 0.051
- Aqua Marine #2EE8BB ΔE 0.056
- Pale Teal #82CBB2 ΔE 0.057
- Soft Green #6FC276 ΔE 0.060
- Seaweed #18D17B ΔE 0.064
Use #6DD699 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.