#78E288
Closest named color: Light Green (#90EE90). oklch(82.7% 0.159 147.3), rgb(120, 226, 136).
Aa
Black text reads best on this color (13.03:1).
About this color
#78E288 is a light, vivid green. In OKLCH its lightness is 83%, its chroma 0.159 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Green (#90EE90), ΔE 0.042 away. Black text reads best on it, at 13.03:1.
| Hue family | Greens |
| Lightness | light (83%) |
| Chroma | vivid (0.159) |
| Temperature | in between |
| Nearest name | Light Green (#90EE90) |
| Black text | 13.03:1 |
| White text | 1.61:1 |
Values
| HEX | #78E288 |
| RGB | rgb(120, 226, 136) |
| HSL | hsl(129, 65%, 68%) |
| OKLCH | oklch(82.7% 0.159 147.3) |
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 #78E288 | 1.61:1 | Fails | Lc -30.7 | Non-text elements, placeholder text |
| Black text on #78E288 | 13.03:1 | AAA | Lc 76.6 | Fine for body text |
| #78E288 text on white | 1.61:1 | Fails | Lc 27.2 | Dividers and decoration only |
| #78E288 text on black | 13.03:1 | AAA | Lc -75.7 | Fine for body text |
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
#EDFAED
oklch(97.2% 0.022 145.4)
-
Step 100
100
#D6F3D9
oklch(93.6% 0.046 148.1)
-
Step 200
200
#B2EAB8
oklch(88.5% 0.089 147.6)
-
Step 300
300 (this color)
#78E288
oklch(82.7% 0.159 147.3)
-
Step 400
400
#00C149
oklch(70.7% 0.208 147.3)
-
Step 500
500
#00A63D
oklch(63.2% 0.187 147.2)
-
Step 600
600
#008B32
oklch(55.5% 0.164 147.3)
-
Step 700
700
#007529
oklch(49% 0.144 147.3)
-
Step 800
800
#006020
oklch(42.6% 0.126 147.3)
-
Step 900
900
#00501A
oklch(37.6% 0.11 147.5)
-
Step 950
950
#00300C
oklch(26.9% 0.079 147.3)
#78E288 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) | #E4D282 | 0.127 |
| Deuteranopia (no green cones) | #D5C88E | 0.125 |
| Tritanopia (no blue cones) | #66DECC | 0.093 |
| Achromatopsia (no color) | #CCCCCC | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78E288
#78E288
oklch(82.7% 0.159 147.3)
- #FD9FFB
#FD9FFB
oklch(82.7% 0.16 327.6)
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 #78E288, closest first.
No curated palette has a color within ΔE 0.04 of #78E288.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Green #90EE90 ΔE 0.042
- Weird Green #3AE57F ΔE 0.042
- Aqua Green #12E193 ΔE 0.048
- Hospital Green #9BE5AA ΔE 0.058
- Fresh Green #69D84F ΔE 0.063
- Turquoise Green #04F489 ΔE 0.063
- Aqua Marine #2EE8BB ΔE 0.065
- Seafoam Green #7AF9AB ΔE 0.066
Use #78E288 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.