#78C8FF
Closest named color: Sky (#82CAFC). oklch(80.3% 0.111 240.1), rgb(120, 200, 255).
Aa
Black text reads best on this color (11.50:1).
About this color
#78C8FF is a light, moderately saturated blue. In OKLCH its lightness is 80%, its chroma 0.111 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Sky (#82CAFC), ΔE 0.013 away. Black text reads best on it, at 11.50:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Sky (#82CAFC) |
| Black text | 11.50:1 |
| White text | 1.82:1 |
Values
| HEX | #78C8FF |
| RGB | rgb(120, 200, 255) |
| HSL | hsl(204, 100%, 74%) |
| OKLCH | oklch(80.3% 0.111 240.1) |
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 #78C8FF | 1.82:1 | Fails | Lc -38.1 | Non-text elements, placeholder text |
| Black text on #78C8FF | 11.50:1 | AAA | Lc 69.9 | Content text, not long reading |
| #78C8FF text on white | 1.82:1 | Fails | Lc 34.0 | Non-text elements, placeholder text |
| #78C8FF text on black | 11.50:1 | AAA | Lc -68.6 | 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
#EDF7FF
oklch(97.1% 0.015 241.8)
-
Step 100
100
#D7EDFE
oklch(93.5% 0.033 241.1)
-
Step 200
200
#B5DFFE
oklch(88.4% 0.061 240.4)
-
Step 300
300 (this color)
#78C8FF
oklch(80.3% 0.111 240.1)
-
Step 400
400
#00ABFA
oklch(70.7% 0.162 240)
-
Step 500
500
#0092D7
oklch(63% 0.145 240.3)
-
Step 600
600
#007BB6
oklch(55.6% 0.128 240.2)
-
Step 700
700
#00679A
oklch(49.1% 0.113 240.5)
-
Step 800
800
#00547F
oklch(42.6% 0.099 240.7)
-
Step 900
900
#00466A
oklch(37.6% 0.086 240.1)
-
Step 950
950
#002A41
oklch(27.1% 0.061 239)
#78C8FF 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) | #B0C8FF | 0.061 |
| Deuteranopia (no green cones) | #9DBAFE | 0.050 |
| Tritanopia (no blue cones) | #1ED6DA | 0.091 |
| Achromatopsia (no color) | #C0C0C0 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78C8FF
#78C8FF
oklch(80.3% 0.111 240.1)
- #F3AD73
#F3AD73
oklch(80.2% 0.111 59.9)
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 #78C8FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky #82CAFC ΔE 0.013
- Lightblue #7BC8F6 ΔE 0.013
- Light Sky Blue #87CEFA ΔE 0.025
- Sky Blue #87CEEB ΔE 0.040
- Vivid Sky Blue #4CC9F0 ΔE 0.042
- Carolina Blue #8AB8FE ΔE 0.044
- Pastel Blue #A2BFFE ΔE 0.048
- Baby Blue #A2CFFE ΔE 0.050
Use #78C8FF 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.