#78DBC8
Closest named color: Seafoam Blue (#78D1B6). oklch(82.6% 0.098 179.8), rgb(120, 219, 200).
Aa
Black text reads best on this color (12.76:1).
About this color
#78DBC8 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 83%, its chroma 0.098 and its hue 180°. Its hue sits on the cool side of the wheel. The nearest named color is Seafoam Blue (#78D1B6), ΔE 0.031 away. Black text reads best on it, at 12.76:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Seafoam Blue (#78D1B6) |
| Black text | 12.76:1 |
| White text | 1.64:1 |
Values
| HEX | #78DBC8 |
| RGB | rgb(120, 219, 200) |
| HSL | hsl(168, 58%, 66%) |
| OKLCH | oklch(82.6% 0.098 179.8) |
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 #78DBC8 | 1.64:1 | Fails | Lc -32.1 | Non-text elements, placeholder text |
| Black text on #78DBC8 | 12.76:1 | AAA | Lc 75.4 | Fine for body text |
| #78DBC8 text on white | 1.64:1 | Fails | Lc 28.4 | Dividers and decoration only |
| #78DBC8 text on black | 12.76:1 | AAA | Lc -74.5 | 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
#EDF9F6
oklch(97.2% 0.013 179.5)
-
Step 100
100
#D7F0EA
oklch(93.5% 0.027 179.7)
-
Step 200
200
#B3E6DA
oklch(88.6% 0.055 178.9)
-
Step 300
300 (this color)
#78DBC8
oklch(82.6% 0.098 179.8)
-
Step 400
400
#00BAA3
oklch(70.7% 0.128 179.7)
-
Step 500
500
#00A08C
oklch(63.2% 0.115 179.7)
-
Step 600
600
#008675
oklch(55.5% 0.101 179.7)
-
Step 700
700
#007162
oklch(49.1% 0.09 179.3)
-
Step 800
800
#005D50
oklch(42.8% 0.078 178.9)
-
Step 900
900
#004D43
oklch(37.7% 0.068 180.3)
-
Step 950
950
#002E27
oklch(27% 0.049 179.5)
#78DBC8 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) | #D4D1C7 | 0.104 |
| Deuteranopia (no green cones) | #C3C5CA | 0.098 |
| Tritanopia (no blue cones) | #4FDED5 | 0.029 |
| Achromatopsia (no color) | #CACACA | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78DBC8
#78DBC8
oklch(82.6% 0.098 179.8)
- #FBABC3
#FBABC3
oklch(82.5% 0.098 359.9)
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 #78DBC8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seafoam Blue #78D1B6 ΔE 0.031
- Tiffany Blue #94D2BD ΔE 0.032
- Turquoise #40E0D0 ΔE 0.035
- Light Teal #90E4C1 ΔE 0.038
- Pale Teal #82CBB2 ΔE 0.044
- Medium Turquoise #48D1CC ΔE 0.048
- Medium Aquamarine #66CDAA ΔE 0.054
- Celeste #A8DADC ΔE 0.059
Use #78DBC8 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.