#78ACE3
Closest named color: Carolina Blue (#8AB8FE). oklch(72.9% 0.098 250.6), rgb(120, 172, 227).
Aa
Black text reads best on this color (8.80:1).
About this color
#78ACE3 is a medium-light, moderately saturated blue. In OKLCH its lightness is 73%, its chroma 0.098 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.052 away. Black text reads best on it, at 8.80:1.
| Hue family | Blues |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.098) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 8.80:1 |
| White text | 2.38:1 |
Values
| HEX | #78ACE3 |
| RGB | rgb(120, 172, 227) |
| HSL | hsl(211, 66%, 68%) |
| OKLCH | oklch(72.9% 0.098 250.6) |
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 #78ACE3 | 2.38:1 | Fails | Lc -51.8 | Large or bold text, headings |
| Black text on #78ACE3 | 8.80:1 | AAA | Lc 57.1 | Large or bold text, headings |
| #78ACE3 text on white | 2.38:1 | Fails | Lc 46.9 | Large or bold text, headings |
| #78ACE3 text on black | 8.80:1 | AAA | Lc -55.2 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF6
oklch(93.6% 0.018 250.6)
-
Step 200
200
#C9DBEF
oklch(88.4% 0.034 251)
-
Step 300
300
#A4C4E7
oklch(80.9% 0.061 250.9)
-
Step 400
400 (this color)
#78ACE3
oklch(72.9% 0.098 250.6)
-
Step 500
500
#498DD2
oklch(63% 0.125 250.8)
-
Step 600
600
#2876BF
oklch(55.6% 0.136 250.6)
-
Step 700
700
#1A63A5
oklch(49.1% 0.126 250.6)
-
Step 800
800
#195186
oklch(42.7% 0.105 250.8)
-
Step 900
900
#1C446B
oklch(37.8% 0.081 250.3)
-
Step 950
950
#11283F
oklch(27.1% 0.052 250.3)
#78ACE3 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) | #96AEE6 | 0.037 |
| Deuteranopia (no green cones) | #89A3E2 | 0.029 |
| Tritanopia (no blue cones) | #49B9BF | 0.085 |
| Achromatopsia (no color) | #A8A8A8 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78ACE3
#78ACE3
oklch(72.9% 0.098 250.6)
- #CF9D61
#CF9D61
oklch(73% 0.098 70.4)
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 #78ACE3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.052
- Greyblue #77A1B5 ΔE 0.067
- Bluegrey #85A3B2 ΔE 0.070
- Light Grey Blue #9DBCD4 ΔE 0.072
- Periwinkle Blue #8F99FB ΔE 0.072
- Bluey Grey #89A0B0 ΔE 0.073
- Cornflower Blue #6495ED ΔE 0.073
- Deep Sky Blue #00BFFF ΔE 0.074
Use #78ACE3 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.