#78DE90
Closest named color: Aqua Green (#12E193). oklch(81.9% 0.146 149.8), rgb(120, 222, 144).
Aa
Black text reads best on this color (12.64:1).
About this color
#78DE90 is a light, vivid green. In OKLCH its lightness is 82%, its chroma 0.146 and its hue 150°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Aqua Green (#12E193), ΔE 0.048 away. Black text reads best on it, at 12.64:1.
| Hue family | Greens |
| Lightness | light (82%) |
| Chroma | vivid (0.146) |
| Temperature | in between |
| Nearest name | Aqua Green (#12E193) |
| Black text | 12.64:1 |
| White text | 1.66:1 |
Values
| HEX | #78DE90 |
| RGB | rgb(120, 222, 144) |
| HSL | hsl(134, 61%, 67%) |
| OKLCH | oklch(81.9% 0.146 149.8) |
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 #78DE90 | 1.66:1 | Fails | Lc -32.6 | Non-text elements, placeholder text |
| Black text on #78DE90 | 12.64:1 | AAA | Lc 74.9 | Content text, not long reading |
| #78DE90 text on white | 1.66:1 | Fails | Lc 28.9 | Dividers and decoration only |
| #78DE90 text on black | 12.64:1 | AAA | Lc -74.0 | 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
#EDF9EF
oklch(97% 0.018 150.6)
-
Step 100
100
#D7F2DB
oklch(93.5% 0.042 149.6)
-
Step 200
200
#B4E9BD
oklch(88.6% 0.081 149.6)
-
Step 300
300 (this color)
#78DE90
oklch(81.9% 0.146 149.8)
-
Step 400
400
#00C058
oklch(70.6% 0.195 149.8)
-
Step 500
500
#00A54B
oklch(63.1% 0.174 149.9)
-
Step 600
600
#008B3E
oklch(55.6% 0.154 149.9)
-
Step 700
700
#007533
oklch(49.1% 0.136 149.9)
-
Step 800
800
#006028
oklch(42.7% 0.119 149.7)
-
Step 900
900
#005021
oklch(37.7% 0.104 150)
-
Step 950
950
#003011
oklch(27% 0.074 150)
#78DE90 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) | #DFCF8B | 0.122 |
| Deuteranopia (no green cones) | #D0C595 | 0.119 |
| Tritanopia (no blue cones) | #65DBCA | 0.080 |
| Achromatopsia (no color) | #C9C9C9 | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78DE90
#78DE90
oklch(81.9% 0.146 149.8)
- #F8A0F1
#F8A0F1
oklch(81.9% 0.145 329.6)
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 #78DE90, closest first.
No curated palette has a color within ΔE 0.04 of #78DE90.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Green #12E193 ΔE 0.048
- Weird Green #3AE57F ΔE 0.052
- Light Green #90EE90 ΔE 0.052
- Hospital Green #9BE5AA ΔE 0.053
- Aqua Marine #2EE8BB ΔE 0.058
- Pale Olive Green #B1D27B ΔE 0.061
- Emerald #06D6A0 ΔE 0.062
- Light Moss Green #A6C875 ΔE 0.067
Use #78DE90 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.