#78DDD7
Closest named color: Turquoise (#40E0D0). oklch(83.5% 0.095 190.5), rgb(120, 221, 215).
Aa
Black text reads best on this color (13.12:1).
About this color
#78DDD7 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 83%, its chroma 0.095 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise (#40E0D0), ΔE 0.039 away. Black text reads best on it, at 13.12:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | moderately saturated (0.095) |
| Temperature | cool |
| Nearest name | Turquoise (#40E0D0) |
| Black text | 13.12:1 |
| White text | 1.60:1 |
Values
| HEX | #78DDD7 |
| RGB | rgb(120, 221, 215) |
| HSL | hsl(176, 60%, 67%) |
| OKLCH | oklch(83.5% 0.095 190.5) |
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 #78DDD7 | 1.60:1 | Fails | Lc -30.4 | Non-text elements, placeholder text |
| Black text on #78DDD7 | 13.12:1 | AAA | Lc 76.9 | Fine for body text |
| #78DDD7 text on white | 1.60:1 | Fails | Lc 26.9 | Dividers and decoration only |
| #78DDD7 text on black | 13.12:1 | AAA | Lc -76.1 | 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
#ECF8F7
oklch(97% 0.013 191)
-
Step 100
100
#D6F0EE
oklch(93.6% 0.027 191.1)
-
Step 200
200
#B1E5E1
oklch(88.5% 0.054 190.4)
-
Step 300
300 (this color)
#78DDD7
oklch(83.5% 0.095 190.5)
-
Step 400
400
#00B8B2
oklch(70.6% 0.122 190.6)
-
Step 500
500
#009E99
oklch(63.1% 0.109 190.8)
-
Step 600
600
#008580
oklch(55.7% 0.096 190.1)
-
Step 700
700
#00706C
oklch(49.2% 0.085 190.4)
-
Step 800
800
#005C58
oklch(42.8% 0.074 189.6)
-
Step 900
900
#004C49
oklch(37.6% 0.065 190.2)
-
Step 950
950
#002D2C
oklch(26.9% 0.046 192.5)
#78DDD7 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) | #D3D4D7 | 0.101 |
| Deuteranopia (no green cones) | #C1C7D8 | 0.094 |
| Tritanopia (no blue cones) | #45E2DB | 0.032 |
| Achromatopsia (no color) | #CCCCCC | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78DDD7
#78DDD7
oklch(83.5% 0.095 190.5)
- #FFB0BA
#FFB0BA
oklch(83.5% 0.093 10.9)
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 #78DDD7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise #40E0D0 ΔE 0.039
- Tiffany Blue #94D2BD ΔE 0.042
- Light Teal #90E4C1 ΔE 0.046
- Seafoam Blue #78D1B6 ΔE 0.048
- Celeste #A8DADC ΔE 0.049
- Medium Turquoise #48D1CC ΔE 0.052
- Robin's Egg #6DEDFD ΔE 0.057
- Pale Teal #82CBB2 ΔE 0.058
Use #78DDD7 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.