#6FD09C
Closest named color: Medium Aquamarine (#66CDAA). oklch(78.4% 0.12 158.5), rgb(111, 208, 156).
Aa
Black text reads best on this color (11.17:1).
About this color
#6FD09C is a light, moderately saturated green. In OKLCH its lightness is 78%, its chroma 0.120 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.024 away. Black text reads best on it, at 11.17:1.
| Hue family | Greens |
| Lightness | light (78%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 11.17:1 |
| White text | 1.87:1 |
Values
| HEX | #6FD09C |
| RGB | rgb(111, 208, 156) |
| HSL | hsl(148, 51%, 63%) |
| OKLCH | oklch(78.4% 0.12 158.5) |
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 #6FD09C | 1.87:1 | Fails | Lc -39.6 | Non-text elements, placeholder text |
| Black text on #6FD09C | 11.17:1 | AAA | Lc 68.5 | Content text, not long reading |
| #6FD09C text on white | 1.87:1 | Fails | Lc 35.4 | Non-text elements, placeholder text |
| #6FD09C text on black | 11.17:1 | AAA | Lc -67.1 | 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
#D8F1E1
oklch(93.5% 0.034 157.6)
-
Step 200
200
#B5E7C9
oklch(88.5% 0.066 158.4)
-
Step 300
300 (this color)
#6FD09C
oklch(78.4% 0.12 158.5)
-
Step 400
400
#00BE79
oklch(70.6% 0.164 158.6)
-
Step 500
500
#00A367
oklch(63% 0.146 158.5)
-
Step 600
600
#008956
oklch(55.5% 0.129 158.6)
-
Step 700
700
#007348
oklch(49% 0.113 158.9)
-
Step 800
800
#005F3A
oklch(42.8% 0.099 158.5)
-
Step 900
900
#004F30
oklch(37.7% 0.087 158.9)
-
Step 950
950
#002F1B
oklch(26.9% 0.062 159.3)
#6FD09C 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) | #CEC399 | 0.112 |
| Deuteranopia (no green cones) | #C0B99F | 0.109 |
| Tritanopia (no blue cones) | #55CFC2 | 0.054 |
| Achromatopsia (no color) | #BDBDBD | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6FD09C
#6FD09C
oklch(78.4% 0.12 158.5)
- #EB9AD3
#EB9AD3
oklch(78.4% 0.12 338.4)
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 #6FD09C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.024
- Seafoam Blue #78D1B6 ΔE 0.038
- Pale Teal #82CBB2 ΔE 0.043
- Emerald #06D6A0 ΔE 0.045
- Soft Green #6FC276 ΔE 0.053
- Dark Sea Green #8FBC8F ΔE 0.057
- Tiffany Blue #94D2BD ΔE 0.062
- Light Moss Green #A6C875 ΔE 0.064
Use #6FD09C 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.