#6ECF9C
Closest named color: Medium Aquamarine (#66CDAA). oklch(78.1% 0.119 159), rgb(110, 207, 156).
Aa
Black text reads best on this color (11.06:1).
About this color
#6ECF9C is a light, moderately saturated green. In OKLCH its lightness is 78%, its chroma 0.119 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 0.022 away. Black text reads best on it, at 11.06:1.
| Hue family | Greens |
| Lightness | light (78%) |
| Chroma | moderately saturated (0.119) |
| Temperature | in between |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 11.06:1 |
| White text | 1.89:1 |
Values
| HEX | #6ECF9C |
| RGB | rgb(110, 207, 156) |
| HSL | hsl(148, 50%, 62%) |
| OKLCH | oklch(78.1% 0.119 159) |
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 #6ECF9C | 1.89:1 | Fails | Lc -40.2 | Non-text elements, placeholder text |
| Black text on #6ECF9C | 11.06:1 | AAA | Lc 68.0 | Content text, not long reading |
| #6ECF9C text on white | 1.89:1 | Fails | Lc 35.9 | Non-text elements, placeholder text |
| #6ECF9C text on black | 11.06:1 | AAA | Lc -66.6 | 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
#EDF9F2
oklch(97.1% 0.016 160.6)
-
Step 100
100
#D8F1E2
oklch(93.6% 0.033 159.4)
-
Step 200
200
#B5E7CA
oklch(88.5% 0.065 159.3)
-
Step 300
300 (this color)
#6ECF9C
oklch(78.1% 0.119 159)
-
Step 400
400
#00BE7A
oklch(70.7% 0.163 158.9)
-
Step 500
500
#00A368
oklch(63.1% 0.145 158.9)
-
Step 600
600
#008957
oklch(55.5% 0.128 159.1)
-
Step 700
700
#007348
oklch(49% 0.113 158.9)
-
Step 800
800
#005F3B
oklch(42.8% 0.098 159.1)
-
Step 900
900
#004F30
oklch(37.7% 0.087 158.9)
-
Step 950
950
#002F1B
oklch(26.9% 0.062 159.3)
#6ECF9C 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) | #CDC299 | 0.111 |
| Deuteranopia (no green cones) | #BFB89F | 0.109 |
| Tritanopia (no blue cones) | #54CEC1 | 0.053 |
| Achromatopsia (no color) | #BCBCBC | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6ECF9C
#6ECF9C
oklch(78.1% 0.119 159)
- #EA99D1
#EA99D1
oklch(78.1% 0.12 339)
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 #6ECF9C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.022
- Seafoam Blue #78D1B6 ΔE 0.038
- Pale Teal #82CBB2 ΔE 0.042
- Emerald #06D6A0 ΔE 0.045
- Soft Green #6FC276 ΔE 0.051
- Dark Sea Green #8FBC8F ΔE 0.055
- Greenblue #23C48B ΔE 0.062
- Tiffany Blue #94D2BD ΔE 0.063
Use #6ECF9C 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.