#78BDCF
Closest named color: Light Cornflower Blue (#98C1D9). oklch(75.9% 0.074 216.1), rgb(120, 189, 207).
Aa
Black text reads best on this color (9.97:1).
About this color
#78BDCF is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 76%, its chroma 0.074 and its hue 216°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.041 away. Black text reads best on it, at 9.97:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 9.97:1 |
| White text | 2.10:1 |
Values
| HEX | #78BDCF |
| RGB | rgb(120, 189, 207) |
| HSL | hsl(192, 48%, 64%) |
| OKLCH | oklch(75.9% 0.074 216.1) |
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 #78BDCF | 2.10:1 | Fails | Lc -45.7 | Large or bold text, headings |
| Black text on #78BDCF | 9.97:1 | AAA | Lc 62.8 | Content text, not long reading |
| #78BDCF text on white | 2.10:1 | Fails | Lc 41.1 | Non-text elements, placeholder text |
| #78BDCF text on black | 9.97:1 | AAA | Lc -61.2 | 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
#EEF7FA
oklch(97% 0.01 219.6)
-
Step 100
100
#DBEEF3
oklch(93.7% 0.021 215.3)
-
Step 200
200
#BCE1EB
oklch(88.6% 0.041 215.9)
-
Step 300
300 (this color)
#78BDCF
oklch(75.9% 0.074 216.1)
-
Step 400
400
#25B2D0
oklch(70.6% 0.119 216.7)
-
Step 500
500
#009AB5
oklch(63.2% 0.112 216)
-
Step 600
600
#008198
oklch(55.6% 0.099 216.1)
-
Step 700
700
#006C80
oklch(49% 0.087 216.4)
-
Step 800
800
#005969
oklch(42.7% 0.076 215.4)
-
Step 900
900
#004A58
oklch(37.7% 0.067 215.8)
-
Step 950
950
#002C35
oklch(27% 0.048 215.4)
#78BDCF 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) | #B0B9D0 | 0.066 |
| Deuteranopia (no green cones) | #A3AECF | 0.061 |
| Tritanopia (no blue cones) | #52C4C2 | 0.045 |
| Achromatopsia (no color) | #B3B3B3 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78BDCF
#78BDCF
oklch(75.9% 0.074 216.1)
- #DBA190
#DBA190
oklch(76% 0.074 37)
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 #78BDCF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.041
- Light Grey Blue #9DBCD4 ΔE 0.043
- Vivid Sky Blue #4CC9F0 ΔE 0.054
- Lightblue #7BC8F6 ΔE 0.057
- Sky Blue #87CEEB ΔE 0.058
- French Gray #ADB5BD ΔE 0.063
- Medium Turquoise #48D1CC ΔE 0.064
- Cloudy Blue #ACC2D9 ΔE 0.065
Use #78BDCF 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.