#78ACFB
Closest named color: Carolina Blue (#8AB8FE). oklch(74.1% 0.128 258.5), rgb(120, 172, 251).
Aa
Black text reads best on this color (9.09:1).
About this color
#78ACFB is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.128 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.040 away. Black text reads best on it, at 9.09:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.128) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.09:1 |
| White text | 2.30:1 |
Values
| HEX | #78ACFB |
| RGB | rgb(120, 172, 251) |
| HSL | hsl(216, 94%, 73%) |
| OKLCH | oklch(74.1% 0.128 258.5) |
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 #78ACFB | 2.30:1 | Fails | Lc -50.3 | Large or bold text, headings |
| Black text on #78ACFB | 9.09:1 | AAA | Lc 58.6 | Large or bold text, headings |
| #78ACFB text on white | 2.30:1 | Fails | Lc 45.4 | Large or bold text, headings |
| #78ACFB text on black | 9.09:1 | AAA | Lc -56.7 | 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
#E1EBFA
oklch(93.7% 0.023 258.4)
-
Step 200
200
#C8DBF7
oklch(88.6% 0.044 258)
-
Step 300
300
#A1C2F5
oklch(80.8% 0.081 259)
-
Step 400
400 (this color)
#78ACFB
oklch(74.1% 0.128 258.5)
-
Step 500
500
#4688EA
oklch(63.2% 0.162 258.3)
-
Step 600
600
#266FD9
oklch(55.7% 0.178 258.5)
-
Step 700
700
#185CBC
oklch(49.1% 0.165 258.5)
-
Step 800
800
#174C98
oklch(42.8% 0.136 258.4)
-
Step 900
900
#1A4079
oklch(37.7% 0.106 258.6)
-
Step 950
950
#102647
oklch(27% 0.068 258.4)
#78ACFB 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) | #8DB1FE | 0.029 |
| Deuteranopia (no green cones) | #7DA5F9 | 0.018 |
| Tritanopia (no blue cones) | #32BDC8 | 0.114 |
| Achromatopsia (no color) | #ABABAB | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78ACFB
#78ACFB
oklch(74.1% 0.128 258.5)
- #D6A040
#D6A040
oklch(74% 0.128 78.6)
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 #78ACFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.040
- Periwinkle Blue #8F99FB ΔE 0.053
- Cornflower Blue #6495ED ΔE 0.068
- Deep Sky Blue #00BFFF ΔE 0.071
- Pastel Blue #A2BFFE ΔE 0.074
- Lightblue #7BC8F6 ΔE 0.079
- Chefchaouen Blue #4895EF ΔE 0.082
- Perrywinkle #8F8CE7 ΔE 0.083
Use #78ACFB 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.