#6DC299
Closest named color: Medium Aquamarine (#66CDAA). oklch(74.9% 0.103 161.5), rgb(109, 194, 153).
Aa
Black text reads best on this color (9.82:1).
About this color
#6DC299 is a medium-light, moderately saturated green. In OKLCH its lightness is 75%, its chroma 0.103 and its hue 162°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.032 away. Black text reads best on it, at 9.82:1.
| Hue family | Greens |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.103) |
| Temperature | in between |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 9.82:1 |
| White text | 2.13:1 |
Values
| HEX | #6DC299 |
| RGB | rgb(109, 194, 153) |
| HSL | hsl(151, 41%, 59%) |
| OKLCH | oklch(74.9% 0.103 161.5) |
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 #6DC299 | 2.13:1 | Fails | Lc -46.4 | Large or bold text, headings |
| Black text on #6DC299 | 9.82:1 | AAA | Lc 62.2 | Content text, not long reading |
| #6DC299 text on white | 2.13:1 | Fails | Lc 41.8 | Non-text elements, placeholder text |
| #6DC299 text on black | 9.82:1 | AAA | Lc -60.4 | 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 400.
-
Step 50
50
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E0EEE6
oklch(93.6% 0.018 161.1)
-
Step 200
200
#C5E1D2
oklch(88.5% 0.036 162.3)
-
Step 300
300
#9CCEB4
oklch(80.9% 0.064 161.9)
-
Step 400
400 (this color)
#6DC299
oklch(74.9% 0.103 161.5)
-
Step 500
500
#1EA170
oklch(63% 0.131 161.8)
-
Step 600
600
#00895C
oklch(55.7% 0.123 161.5)
-
Step 700
700
#00734D
oklch(49.1% 0.108 161.8)
-
Step 800
800
#005E3E
oklch(42.6% 0.094 161.6)
-
Step 900
900
#004F33
oklch(37.8% 0.084 161.3)
-
Step 950
950
#052E1E
oklch(26.8% 0.054 162.4)
#6DC299 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) | #C0B797 | 0.100 |
| Deuteranopia (no green cones) | #B2AE9B | 0.095 |
| Tritanopia (no blue cones) | #56C2B6 | 0.042 |
| Achromatopsia (no color) | #B1B1B1 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6DC299
#6DC299
oklch(74.9% 0.103 161.5)
- #DB93C0
#DB93C0
oklch(74.8% 0.104 341.9)
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 #6DC299, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.032
- Dark Sea Green #8FBC8F ΔE 0.035
- Pale Teal #82CBB2 ΔE 0.046
- Soft Green #6FC276 ΔE 0.046
- Lichen #8FB67B ΔE 0.048
- Muted Teal #90B494 ΔE 0.049
- Sage Green #88B378 ΔE 0.051
- Greenblue #23C48B ΔE 0.052
Use #6DC299 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.