#78BBF8
Closest named color: Carolina Blue (#8AB8FE). oklch(77.1% 0.111 247.2), rgb(120, 187, 248).
Aa
Black text reads best on this color (10.26:1).
About this color
#78BBF8 is a medium-light, moderately saturated blue. In OKLCH its lightness is 77%, its chroma 0.111 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.023 away. Black text reads best on it, at 10.26:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 10.26:1 |
| White text | 2.04:1 |
Values
| HEX | #78BBF8 |
| RGB | rgb(120, 187, 248) |
| HSL | hsl(209, 90%, 72%) |
| OKLCH | oklch(77.1% 0.111 247.2) |
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 #78BBF8 | 2.04:1 | Fails | Lc -44.2 | Non-text elements, placeholder text |
| Black text on #78BBF8 | 10.26:1 | AAA | Lc 64.2 | Content text, not long reading |
| #78BBF8 text on white | 2.04:1 | Fails | Lc 39.7 | Non-text elements, placeholder text |
| #78BBF8 text on black | 10.26:1 | AAA | Lc -62.6 | 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
#EEF7FF
oklch(97.2% 0.014 244.7)
-
Step 100
100
#D9ECFF
oklch(93.5% 0.033 248.2)
-
Step 200
200
#BBDEFF
oklch(88.6% 0.059 246.9)
-
Step 300
300 (this color)
#78BBF8
oklch(77.1% 0.111 247.2)
-
Step 400
400
#38A7FF
oklch(70.7% 0.162 247.1)
-
Step 500
500
#008EE8
oklch(63% 0.168 247.5)
-
Step 600
600
#0078C4
oklch(55.7% 0.147 247.1)
-
Step 700
700
#0064A5
oklch(49% 0.13 247.2)
-
Step 800
800
#005289
oklch(42.7% 0.113 247.3)
-
Step 900
900
#004473
oklch(37.7% 0.1 247.4)
-
Step 950
950
#002847
oklch(27% 0.072 247.4)
#78BBF8 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) | #A2BCFB | 0.048 |
| Deuteranopia (no green cones) | #91AFF7 | 0.039 |
| Tritanopia (no blue cones) | #30C9D0 | 0.094 |
| Achromatopsia (no color) | #B5B5B5 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78BBF8
#78BBF8
oklch(77.1% 0.111 247.2)
- #E4A663
#E4A663
oklch(77% 0.112 67)
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 #78BBF8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.023
- Lightblue #7BC8F6 ΔE 0.037
- Sky #82CAFC ΔE 0.043
- Pastel Blue #A2BFFE ΔE 0.050
- Vivid Sky Blue #4CC9F0 ΔE 0.052
- Light Sky Blue #87CEFA ΔE 0.055
- Deep Sky Blue #00BFFF ΔE 0.057
- Light Cornflower Blue #98C1D9 ΔE 0.062
Use #78BBF8 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.