#78BDCC
Closest named color: Light Cornflower Blue (#98C1D9). oklch(75.8% 0.073 213), rgb(120, 189, 204).
Aa
Black text reads best on this color (9.94:1).
About this color
#78BDCC is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 76%, its chroma 0.073 and its hue 213°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.043 away. Black text reads best on it, at 9.94:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 9.94:1 |
| White text | 2.11:1 |
Values
| HEX | #78BDCC |
| RGB | rgb(120, 189, 204) |
| HSL | hsl(191, 45%, 64%) |
| OKLCH | oklch(75.8% 0.073 213) |
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 #78BDCC | 2.11:1 | Fails | Lc -45.9 | Large or bold text, headings |
| Black text on #78BDCC | 9.94:1 | AAA | Lc 62.7 | Content text, not long reading |
| #78BDCC text on white | 2.11:1 | Fails | Lc 41.2 | Non-text elements, placeholder text |
| #78BDCC text on black | 9.94:1 | AAA | Lc -61.0 | 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 400.
-
Step 50
50
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E1ECEF
oklch(93.6% 0.012 215.8)
-
Step 200
200
#C7DEE3
oklch(88.5% 0.025 212.2)
-
Step 300
300
#A0C9D2
oklch(80.9% 0.045 212.6)
-
Step 400
400 (this color)
#78BDCC
oklch(75.8% 0.073 213)
-
Step 500
500
#3698AB
oklch(63.1% 0.093 213)
-
Step 600
600
#008295
oklch(55.7% 0.097 212.5)
-
Step 700
700
#006D7E
oklch(49.1% 0.086 213.3)
-
Step 800
800
#005967
oklch(42.6% 0.075 213)
-
Step 900
900
#0D4A55
oklch(37.8% 0.061 213)
-
Step 950
950
#0B2B32
oklch(26.9% 0.039 214.8)
#78BDCC 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) | #B1B8CD | 0.067 |
| Deuteranopia (no green cones) | #A4AECC | 0.062 |
| Tritanopia (no blue cones) | #54C3C1 | 0.040 |
| Achromatopsia (no color) | #B2B2B2 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78BDCC
#78BDCC
oklch(75.8% 0.073 213)
- #DBA093
#DBA093
oklch(75.8% 0.073 32.8)
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 #78BDCC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.043
- Light Grey Blue #9DBCD4 ΔE 0.044
- Vivid Sky Blue #4CC9F0 ΔE 0.057
- Sky Blue #87CEEB ΔE 0.060
- Lightblue #7BC8F6 ΔE 0.061
- Medium Turquoise #48D1CC ΔE 0.062
- French Gray #ADB5BD ΔE 0.062
- Pale Teal #82CBB2 ΔE 0.064
Use #78BDCC 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.