#6DD99B
Closest named color: Emerald (#06D6A0). oklch(80.5% 0.135 156.4), rgb(109, 217, 155).
Aa
Black text reads best on this color (12.04:1).
About this color
#6DD99B is a light, moderately saturated green. In OKLCH its lightness is 80%, its chroma 0.135 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Emerald (#06D6A0), ΔE 0.045 away. Black text reads best on it, at 12.04:1.
| Hue family | Greens |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Emerald (#06D6A0) |
| Black text | 12.04:1 |
| White text | 1.74:1 |
Values
| HEX | #6DD99B |
| RGB | rgb(109, 217, 155) |
| HSL | hsl(146, 59%, 64%) |
| OKLCH | oklch(80.5% 0.135 156.4) |
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 #6DD99B | 1.74:1 | Fails | Lc -35.4 | Non-text elements, placeholder text |
| Black text on #6DD99B | 12.04:1 | AAA | Lc 72.4 | Content text, not long reading |
| #6DD99B text on white | 1.74:1 | Fails | Lc 31.5 | Non-text elements, placeholder text |
| #6DD99B text on black | 12.04:1 | AAA | Lc -71.2 | 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
#ECF9F1
oklch(97% 0.017 159.1)
-
Step 100
100
#D6F2DF
oklch(93.6% 0.039 155.9)
-
Step 200
200
#B1E9C5
oklch(88.6% 0.076 156.3)
-
Step 300
300 (this color)
#6DD99B
oklch(80.5% 0.135 156.4)
-
Step 400
400
#00BF73
oklch(70.8% 0.17 156.5)
-
Step 500
500
#00A462
oklch(63.2% 0.152 156.5)
-
Step 600
600
#008A51
oklch(55.7% 0.135 156.2)
-
Step 700
700
#007444
oklch(49.2% 0.118 156.6)
-
Step 800
800
#005F36
oklch(42.7% 0.103 156.1)
-
Step 900
900
#004F2D
oklch(37.6% 0.09 156.8)
-
Step 950
950
#002F19
oklch(26.9% 0.064 157.1)
#6DD99B 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) | #D8CB97 | 0.123 |
| Deuteranopia (no green cones) | #C8C09F | 0.119 |
| Tritanopia (no blue cones) | #50D7C8 | 0.064 |
| Achromatopsia (no color) | #C4C4C4 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6DD99B
#6DD99B
oklch(80.5% 0.135 156.4)
- #F69DE0
#F69DE0
oklch(80.6% 0.134 336.4)
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 #6DD99B, closest first.
No curated palette has a color within ΔE 0.04 of #6DD99B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Emerald #06D6A0 ΔE 0.045
- Medium Aquamarine #66CDAA ΔE 0.046
- Aqua Green #12E193 ΔE 0.048
- Aqua Marine #2EE8BB ΔE 0.051
- Seafoam Blue #78D1B6 ΔE 0.051
- Hospital Green #9BE5AA ΔE 0.060
- Pale Teal #82CBB2 ΔE 0.061
- Weird Green #3AE57F ΔE 0.064
Use #6DD99B 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.