#78C898
Closest named color: Medium Aquamarine (#66CDAA). oklch(76.8% 0.106 156.5), rgb(120, 200, 152).
Aa
Black text reads best on this color (10.51:1).
About this color
#78C898 is a medium-light, moderately saturated green. In OKLCH its lightness is 77%, its chroma 0.106 and its hue 157°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.025 away. Black text reads best on it, at 10.51:1.
| Hue family | Greens |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.106) |
| Temperature | in between |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 10.51:1 |
| White text | 1.99:1 |
Values
| HEX | #78C898 |
| RGB | rgb(120, 200, 152) |
| HSL | hsl(144, 42%, 63%) |
| OKLCH | oklch(76.8% 0.106 156.5) |
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 #78C898 | 1.99:1 | Fails | Lc -43.0 | Non-text elements, placeholder text |
| Black text on #78C898 | 10.51:1 | AAA | Lc 65.4 | Content text, not long reading |
| #78C898 text on white | 1.99:1 | Fails | Lc 38.5 | Non-text elements, placeholder text |
| #78C898 text on black | 10.51:1 | AAA | Lc -63.8 | 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
#EEF8F2
oklch(97% 0.013 159.9)
-
Step 100
100
#DAF0E2
oklch(93.5% 0.03 157.9)
-
Step 200
200
#BBE5CA
oklch(88.5% 0.057 156.8)
-
Step 300
300 (this color)
#78C898
oklch(76.8% 0.106 156.5)
-
Step 400
400
#07BF73
oklch(70.8% 0.17 156.3)
-
Step 500
500
#00A462
oklch(63.2% 0.152 156.5)
-
Step 600
600
#008A52
oklch(55.7% 0.134 156.6)
-
Step 700
700
#007444
oklch(49.2% 0.118 156.6)
-
Step 800
800
#005F37
oklch(42.7% 0.102 156.7)
-
Step 900
900
#004F2D
oklch(37.6% 0.09 156.8)
-
Step 950
950
#002F19
oklch(26.9% 0.064 157.1)
#78C898 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) | #C7BD95 | 0.096 |
| Deuteranopia (no green cones) | #BBB49B | 0.094 |
| Tritanopia (no blue cones) | #67C7BB | 0.050 |
| Achromatopsia (no color) | #B7B7B7 | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78C898
#78C898
oklch(76.8% 0.106 156.5)
- #DF9ACD
#DF9ACD
oklch(76.9% 0.105 336.5)
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 #78C898, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.025
- Dark Sea Green #8FBC8F ΔE 0.036
- Pale Teal #82CBB2 ΔE 0.038
- Seafoam Blue #78D1B6 ΔE 0.041
- Soft Green #6FC276 ΔE 0.045
- Lichen #8FB67B ΔE 0.052
- Muted Teal #90B494 ΔE 0.058
- Sage Green #88B378 ΔE 0.059
Use #78C898 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.