#78B7EB
Closest named color: Carolina Blue (#8AB8FE). oklch(75.7% 0.099 244.5), rgb(120, 183, 235).
Aa
Black text reads best on this color (9.77:1).
About this color
#78B7EB is a medium-light, moderately saturated blue. In OKLCH its lightness is 76%, its chroma 0.099 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.035 away. Black text reads best on it, at 9.77:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.77:1 |
| White text | 2.14:1 |
Values
| HEX | #78B7EB |
| RGB | rgb(120, 183, 235) |
| HSL | hsl(207, 74%, 70%) |
| OKLCH | oklch(75.7% 0.099 244.5) |
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 #78B7EB | 2.14:1 | Fails | Lc -46.8 | Large or bold text, headings |
| Black text on #78B7EB | 9.77:1 | AAA | Lc 61.9 | Content text, not long reading |
| #78B7EB text on white | 2.14:1 | Fails | Lc 42.1 | Non-text elements, placeholder text |
| #78B7EB text on black | 9.77:1 | AAA | Lc -60.1 | 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 400.
-
Step 50
50
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E0EBF5
oklch(93.5% 0.018 245.4)
-
Step 200
200
#C7DCEF
oklch(88.5% 0.035 245.5)
-
Step 300
300
#9FC6E7
oklch(81% 0.063 244.2)
-
Step 400
400 (this color)
#78B7EB
oklch(75.7% 0.099 244.5)
-
Step 500
500
#3A90D0
oklch(63.1% 0.126 244.5)
-
Step 600
600
#0279BE
oklch(55.6% 0.139 244.7)
-
Step 700
700
#0066A1
oklch(49.2% 0.123 244.5)
-
Step 800
800
#005384
oklch(42.6% 0.106 244.3)
-
Step 900
900
#11456A
oklch(37.7% 0.083 244.6)
-
Step 950
950
#0C293E
oklch(27.1% 0.052 243.5)
#78B7EB 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) | #A1B7ED | 0.047 |
| Deuteranopia (no green cones) | #92ACEA | 0.038 |
| Tritanopia (no blue cones) | #40C3C8 | 0.083 |
| Achromatopsia (no color) | #B1B1B1 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78B7EB
#78B7EB
oklch(75.7% 0.099 244.5)
- #DCA36B
#DCA36B
oklch(75.7% 0.099 64.9)
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 #78B7EB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.035
- Lightblue #7BC8F6 ΔE 0.046
- Vivid Sky Blue #4CC9F0 ΔE 0.054
- Sky #82CAFC ΔE 0.054
- Light Cornflower Blue #98C1D9 ΔE 0.056
- Light Grey Blue #9DBCD4 ΔE 0.056
- Pastel Blue #A2BFFE ΔE 0.061
- Deep Sky Blue #00BFFF ΔE 0.061
Use #78B7EB 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.