#78AFFF
Closest named color: Carolina Blue (#8AB8FE). oklch(74.9% 0.13 257.7), rgb(120, 175, 255).
Aa
Black text reads best on this color (9.37:1).
About this color
#78AFFF is a medium-light, moderately saturated blue. In OKLCH its lightness is 75%, its chroma 0.130 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.033 away. Black text reads best on it, at 9.37:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.130) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.37:1 |
| White text | 2.24:1 |
Values
| HEX | #78AFFF |
| RGB | rgb(120, 175, 255) |
| HSL | hsl(216, 100%, 74%) |
| OKLCH | oklch(74.9% 0.13 257.7) |
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 #78AFFF | 2.24:1 | Fails | Lc -48.8 | Large or bold text, headings |
| Black text on #78AFFF | 9.37:1 | AAA | Lc 60.0 | Large or bold text, headings |
| #78AFFF text on white | 2.24:1 | Fails | Lc 44.0 | Non-text elements, placeholder text |
| #78AFFF text on black | 9.37:1 | AAA | Lc -58.2 | Large or bold text, headings |
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 400.
-
Step 50
50
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBFA
oklch(93.6% 0.024 256.1)
-
Step 200
200
#C7DBF8
oklch(88.6% 0.046 257.6)
-
Step 300
300
#A0C3F5
oklch(80.9% 0.081 257.3)
-
Step 400
400 (this color)
#78AFFF
oklch(74.9% 0.13 257.7)
-
Step 500
500
#4288EC
oklch(63.2% 0.166 257.7)
-
Step 600
600
#1F6FDA
oklch(55.6% 0.181 257.7)
-
Step 700
700
#105CBD
oklch(49.1% 0.168 257.7)
-
Step 800
800
#124C99
oklch(42.7% 0.139 257.6)
-
Step 900
900
#17407A
oklch(37.7% 0.109 257.8)
-
Step 950
950
#0F2647
oklch(27% 0.068 257.7)
#78AFFF 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) | #8FB4FF | 0.030 |
| Deuteranopia (no green cones) | #7EA7FD | 0.021 |
| Tritanopia (no blue cones) | #2BC1CC | 0.115 |
| Achromatopsia (no color) | #ADADAD | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78AFFF
#78AFFF
oklch(74.9% 0.13 257.7)
- #DBA241
#DBA241
oklch(74.9% 0.13 77.4)
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 #78AFFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.033
- Periwinkle Blue #8F99FB ΔE 0.059
- Deep Sky Blue #00BFFF ΔE 0.068
- Pastel Blue #A2BFFE ΔE 0.069
- Lightblue #7BC8F6 ΔE 0.073
- Cornflower Blue #6495ED ΔE 0.076
- Sky #82CAFC ΔE 0.076
- Vivid Sky Blue #4CC9F0 ΔE 0.083
Use #78AFFF 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.