#78BBF5
Closest named color: Carolina Blue (#8AB8FE). oklch(77% 0.108 245.9), rgb(120, 187, 245).
Aa
Black text reads best on this color (10.22:1).
About this color
#78BBF5 is a medium-light, moderately saturated blue. In OKLCH its lightness is 77%, its chroma 0.108 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.026 away. Black text reads best on it, at 10.22:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.108) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 10.22:1 |
| White text | 2.05:1 |
Values
| HEX | #78BBF5 |
| RGB | rgb(120, 187, 245) |
| HSL | hsl(208, 86%, 72%) |
| OKLCH | oklch(77% 0.108 245.9) |
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 #78BBF5 | 2.05:1 | Fails | Lc -44.4 | Non-text elements, placeholder text |
| Black text on #78BBF5 | 10.22:1 | AAA | Lc 64.0 | Content text, not long reading |
| #78BBF5 text on white | 2.05:1 | Fails | Lc 39.9 | Non-text elements, placeholder text |
| #78BBF5 text on black | 10.22:1 | AAA | Lc -62.4 | 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
#EEF7FF
oklch(97.2% 0.014 244.7)
-
Step 100
100
#DAEDFE
oklch(93.7% 0.031 245.1)
-
Step 200
200
#B9DEFF
oklch(88.5% 0.06 245.5)
-
Step 300
300 (this color)
#78BBF5
oklch(77% 0.108 245.9)
-
Step 400
400
#30A8FF
oklch(70.8% 0.163 245.7)
-
Step 500
500
#008FE4
oklch(63% 0.162 246)
-
Step 600
600
#0078C1
oklch(55.5% 0.143 246.2)
-
Step 700
700
#0065A3
oklch(49.1% 0.126 245.9)
-
Step 800
800
#005387
oklch(42.8% 0.11 245.8)
-
Step 900
900
#004571
oklch(37.8% 0.096 245.5)
-
Step 950
950
#002846
oklch(26.9% 0.07 246.6)
#78BBF5 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) | #A3BCF8 | 0.049 |
| Deuteranopia (no green cones) | #92AFF4 | 0.040 |
| Tritanopia (no blue cones) | #34C9CF | 0.091 |
| Achromatopsia (no color) | #B5B5B5 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78BBF5
#78BBF5
oklch(77% 0.108 245.9)
- #E3A667
#E3A667
oklch(77% 0.108 65.9)
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 #78BBF5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.026
- Lightblue #7BC8F6 ΔE 0.036
- Sky #82CAFC ΔE 0.042
- Vivid Sky Blue #4CC9F0 ΔE 0.050
- Pastel Blue #A2BFFE ΔE 0.051
- Light Sky Blue #87CEFA ΔE 0.055
- Deep Sky Blue #00BFFF ΔE 0.057
- Light Cornflower Blue #98C1D9 ΔE 0.058
Use #78BBF5 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.