#78DCAB
Closest named color: Seafoam Blue (#78D1B6). oklch(82% 0.118 160.9), rgb(120, 220, 171).
Aa
Black text reads best on this color (12.62:1).
About this color
#78DCAB is a light, moderately saturated green. In OKLCH its lightness is 82%, its chroma 0.118 and its hue 161°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seafoam Blue (#78D1B6), ΔE 0.039 away. Black text reads best on it, at 12.62:1.
| Hue family | Greens |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.118) |
| Temperature | in between |
| Nearest name | Seafoam Blue (#78D1B6) |
| Black text | 12.62:1 |
| White text | 1.66:1 |
Values
| HEX | #78DCAB |
| RGB | rgb(120, 220, 171) |
| HSL | hsl(151, 59%, 67%) |
| OKLCH | oklch(82% 0.118 160.9) |
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 #78DCAB | 1.66:1 | Fails | Lc -32.7 | Non-text elements, placeholder text |
| Black text on #78DCAB | 12.62:1 | AAA | Lc 74.8 | Content text, not long reading |
| #78DCAB text on white | 1.66:1 | Fails | Lc 29.0 | Dividers and decoration only |
| #78DCAB text on black | 12.62:1 | AAA | Lc -73.8 | 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
#EDF9F2
oklch(97.1% 0.016 160.6)
-
Step 100
100
#D7F1E2
oklch(93.5% 0.034 160.4)
-
Step 200
200
#B4E7CB
oklch(88.5% 0.065 160.7)
-
Step 300
300 (this color)
#78DCAB
oklch(82% 0.118 160.9)
-
Step 400
400
#00BE7F
oklch(70.8% 0.158 160.7)
-
Step 500
500
#00A36D
oklch(63.2% 0.141 160.9)
-
Step 600
600
#00895B
oklch(55.6% 0.124 161)
-
Step 700
700
#00734C
oklch(49.1% 0.109 161.2)
-
Step 800
800
#005E3D
oklch(42.6% 0.095 160.9)
-
Step 900
900
#004F32
oklch(37.7% 0.085 160.4)
-
Step 950
950
#002F1C
oklch(26.9% 0.06 160.5)
#78DCAB 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) | #DACFA8 | 0.114 |
| Deuteranopia (no green cones) | #CAC4AE | 0.110 |
| Tritanopia (no blue cones) | #5CDBCE | 0.051 |
| Achromatopsia (no color) | #C9C9C9 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78DCAB
#78DCAB
oklch(82% 0.118 160.9)
- #F8A5DB
#F8A5DB
oklch(81.9% 0.119 340.8)
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 #78DCAB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seafoam Blue #78D1B6 ΔE 0.039
- Light Teal #90E4C1 ΔE 0.043
- Hospital Green #9BE5AA ΔE 0.044
- Aqua Marine #2EE8BB ΔE 0.045
- Medium Aquamarine #66CDAA ΔE 0.047
- Tiffany Blue #94D2BD ΔE 0.051
- Pale Teal #82CBB2 ΔE 0.052
- Turquoise #40E0D0 ΔE 0.054
Use #78DCAB 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.