#78CEFB
Closest named color: Sky (#82CAFC). oklch(81.4% 0.105 232.9), rgb(120, 206, 251).
Aa
Black text reads best on this color (12.02:1).
About this color
#78CEFB is a light, moderately saturated blue. In OKLCH its lightness is 81%, its chroma 0.105 and its hue 233°. Its hue sits on the cool side of the wheel. The nearest named color is Sky (#82CAFC), ΔE 0.014 away. Black text reads best on it, at 12.02:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.105) |
| Temperature | cool |
| Nearest name | Sky (#82CAFC) |
| Black text | 12.02:1 |
| White text | 1.74:1 |
Values
| HEX | #78CEFB |
| RGB | rgb(120, 206, 251) |
| HSL | hsl(201, 94%, 73%) |
| OKLCH | oklch(81.4% 0.105 232.9) |
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 #78CEFB | 1.74:1 | Fails | Lc -35.6 | Non-text elements, placeholder text |
| Black text on #78CEFB | 12.02:1 | AAA | Lc 72.2 | Content text, not long reading |
| #78CEFB text on white | 1.74:1 | Fails | Lc 31.7 | Non-text elements, placeholder text |
| #78CEFB text on black | 12.02:1 | AAA | Lc -71.0 | 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 300.
-
Step 50
50
#EDF7FE
oklch(97.1% 0.014 238)
-
Step 100
100
#D7EEFB
oklch(93.6% 0.03 232.4)
-
Step 200
200
#B4E1FA
oklch(88.6% 0.058 232.6)
-
Step 300
300 (this color)
#78CEFB
oklch(81.4% 0.105 232.9)
-
Step 400
400
#00AEEC
oklch(70.6% 0.146 233.1)
-
Step 500
500
#0095CB
oklch(63% 0.131 233.2)
-
Step 600
600
#007DAB
oklch(55.5% 0.115 233.2)
-
Step 700
700
#006990
oklch(49% 0.101 232.9)
-
Step 800
800
#005677
oklch(42.6% 0.088 233.1)
-
Step 900
900
#004864
oklch(37.8% 0.078 232.8)
-
Step 950
950
#002B3D
oklch(27.1% 0.055 231.9)
#78CEFB 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) | #B8CCFD | 0.069 |
| Deuteranopia (no green cones) | #A6BEFA | 0.060 |
| Tritanopia (no blue cones) | #22DADD | 0.079 |
| Achromatopsia (no color) | #C4C4C4 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78CEFB
#78CEFB
oklch(81.4% 0.105 232.9)
- #F8AF81
#F8AF81
oklch(81.3% 0.105 52.9)
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 #78CEFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky #82CAFC ΔE 0.014
- Light Sky Blue #87CEFA ΔE 0.014
- Lightblue #7BC8F6 ΔE 0.016
- Sky Blue #87CEEB ΔE 0.026
- Vivid Sky Blue #4CC9F0 ΔE 0.041
- Baby Blue #A2CFFE ΔE 0.044
- Bright Sky Blue #02CCFE ΔE 0.055
- Light Cornflower Blue #98C1D9 ΔE 0.055
Use #78CEFB 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.