#78C661
Closest named color: Soft Green (#6FC276). oklch(75.3% 0.157 138.9), rgb(120, 198, 97).
Aa
Black text reads best on this color (10.04:1).
About this color
#78C661 is a medium-light, vivid green. In OKLCH its lightness is 75%, its chroma 0.157 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Green (#6FC276), ΔE 0.030 away. Black text reads best on it, at 10.04:1.
| Hue family | Greens |
| Lightness | medium-light (75%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Soft Green (#6FC276) |
| Black text | 10.04:1 |
| White text | 2.08:1 |
Values
| HEX | #78C661 |
| RGB | rgb(120, 198, 97) |
| HSL | hsl(106, 47%, 58%) |
| OKLCH | oklch(75.3% 0.157 138.9) |
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 #78C661 | 2.08:1 | Fails | Lc -45.3 | Large or bold text, headings |
| Black text on #78C661 | 10.04:1 | AAA | Lc 63.3 | Content text, not long reading |
| #78C661 text on white | 2.08:1 | Fails | Lc 40.7 | Non-text elements, placeholder text |
| #78C661 text on black | 10.04:1 | AAA | Lc -61.6 | 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 400.
-
Step 50
50
#F1F8EF
oklch(97.1% 0.014 138.7)
-
Step 100
100
#E1EFDD
oklch(93.7% 0.028 138.7)
-
Step 200
200
#C7E2C0
oklch(88.4% 0.054 139.3)
-
Step 300
300
#A0D093
oklch(80.8% 0.098 139.1)
-
Step 400
400 (this color)
#78C661
oklch(75.3% 0.157 138.9)
-
Step 500
500
#3BA400
oklch(63.2% 0.199 139)
-
Step 600
600
#308A00
oklch(55.7% 0.176 139)
-
Step 700
700
#277400
oklch(49.2% 0.155 139)
-
Step 800
800
#1F5F00
oklch(42.7% 0.134 138.9)
-
Step 900
900
#184F00
oklch(37.6% 0.119 139)
-
Step 950
950
#0C2F01
oklch(26.9% 0.083 139)
#78C661 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) | #CBB858 | 0.105 |
| Deuteranopia (no green cones) | #C0B168 | 0.105 |
| Tritanopia (no blue cones) | #73C0AF | 0.107 |
| Achromatopsia (no color) | #B3B3B3 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78C661
#78C661
oklch(75.3% 0.157 138.9)
- #D98CED
#D98CED
oklch(75.3% 0.157 319.2)
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 #78C661, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Green #6FC276 ΔE 0.030
- Turtle Green #75B84F ΔE 0.039
- Apple #6ECB3C ΔE 0.042
- Dark Mint #48C072 ΔE 0.047
- Light Olive Green #A4BE5C ΔE 0.051
- Dark Lime Green #7EBD01 ΔE 0.054
- Apple Green #76CD26 ΔE 0.054
- Seaweed #18D17B ΔE 0.055
Use #78C661 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.