#6EC559
Closest named color: Apple (#6ECB3C). oklch(74.5% 0.168 139.8), rgb(110, 197, 89).
Aa
Black text reads best on this color (9.79:1).
About this color
#6EC559 is a medium-light, vivid green. In OKLCH its lightness is 74%, its chroma 0.168 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Apple (#6ECB3C), ΔE 0.034 away. Black text reads best on it, at 9.79:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.168) |
| Temperature | in between |
| Nearest name | Apple (#6ECB3C) |
| Black text | 9.79:1 |
| White text | 2.14:1 |
Values
| HEX | #6EC559 |
| RGB | rgb(110, 197, 89) |
| HSL | hsl(108, 48%, 56%) |
| OKLCH | oklch(74.5% 0.168 139.8) |
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 #6EC559 | 2.14:1 | Fails | Lc -46.5 | Large or bold text, headings |
| Black text on #6EC559 | 9.79:1 | AAA | Lc 62.1 | Content text, not long reading |
| #6EC559 text on white | 2.14:1 | Fails | Lc 41.9 | Non-text elements, placeholder text |
| #6EC559 text on black | 9.79:1 | 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
#F1F8EF
oklch(97.1% 0.014 138.7)
-
Step 100
100
#E0EFDC
oklch(93.6% 0.03 139.1)
-
Step 200
200
#C6E3BF
oklch(88.5% 0.057 139.6)
-
Step 300
300
#9DD290
oklch(81% 0.106 139.5)
-
Step 400
400 (this color)
#6EC559
oklch(74.5% 0.168 139.8)
-
Step 500
500
#34A400
oklch(63% 0.202 139.7)
-
Step 600
600
#2A8A00
oklch(55.5% 0.178 139.8)
-
Step 700
700
#227400
oklch(49% 0.157 139.8)
-
Step 800
800
#1A5F00
oklch(42.6% 0.136 139.8)
-
Step 900
900
#145000
oklch(37.8% 0.121 139.9)
-
Step 950
950
#093000
oklch(27.1% 0.087 139.7)
#6EC559 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) | #CAB64F | 0.115 |
| Deuteranopia (no green cones) | #BEAE61 | 0.115 |
| Tritanopia (no blue cones) | #67BFAD | 0.113 |
| Achromatopsia (no color) | #B1B1B1 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6EC559
#6EC559
oklch(74.5% 0.168 139.8)
- #DA86EE
#DA86EE
oklch(74.5% 0.168 319.7)
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 #6EC559, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Apple #6ECB3C ΔE 0.034
- Turtle Green #75B84F ΔE 0.035
- Soft Green #6FC276 ΔE 0.036
- Dark Mint #48C072 ΔE 0.043
- Dark Lime Green #7EBD01 ΔE 0.045
- Apple Green #76CD26 ΔE 0.048
- Algae Green #21C36F ΔE 0.049
- Seaweed #18D17B ΔE 0.051
Use #6EC559 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.