#78ADEE
Closest named color: Carolina Blue (#8AB8FE). oklch(73.7% 0.11 254.1), rgb(120, 173, 238).
Aa
Black text reads best on this color (9.01:1).
About this color
#78ADEE is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.110 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.042 away. Black text reads best on it, at 9.01:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.110) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.01:1 |
| White text | 2.33:1 |
Values
| HEX | #78ADEE |
| RGB | rgb(120, 173, 238) |
| HSL | hsl(213, 78%, 70%) |
| OKLCH | oklch(73.7% 0.11 254.1) |
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 #78ADEE | 2.33:1 | Fails | Lc -50.7 | Large or bold text, headings |
| Black text on #78ADEE | 9.01:1 | AAA | Lc 58.1 | Large or bold text, headings |
| #78ADEE text on white | 2.33:1 | Fails | Lc 45.8 | Large or bold text, headings |
| #78ADEE text on black | 9.01:1 | AAA | Lc -56.2 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF7
oklch(93.6% 0.019 252.9)
-
Step 200
200
#C8DBF3
oklch(88.5% 0.039 254.3)
-
Step 300
300
#A2C4ED
oklch(81% 0.069 253.4)
-
Step 400
400 (this color)
#78ADEE
oklch(73.7% 0.11 254.1)
-
Step 500
500
#478BDC
oklch(63% 0.141 254.3)
-
Step 600
600
#2573CA
oklch(55.5% 0.154 254.3)
-
Step 700
700
#1760AF
oklch(49% 0.143 254.4)
-
Step 800
800
#164F8D
oklch(42.6% 0.118 253.9)
-
Step 900
900
#1A4271
oklch(37.7% 0.092 254.4)
-
Step 950
950
#102742
oklch(27% 0.058 253.9)
#78ADEE 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) | #93B0F1 | 0.033 |
| Deuteranopia (no green cones) | #85A5ED | 0.024 |
| Tritanopia (no blue cones) | #40BCC4 | 0.097 |
| Achromatopsia (no color) | #AAAAAA | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78ADEE
#78ADEE
oklch(73.7% 0.11 254.1)
- #D39F55
#D39F55
oklch(73.7% 0.11 74.3)
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 #78ADEE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.042
- Periwinkle Blue #8F99FB ΔE 0.064
- Deep Sky Blue #00BFFF ΔE 0.069
- Cornflower Blue #6495ED ΔE 0.071
- Lightblue #7BC8F6 ΔE 0.072
- Pastel Blue #A2BFFE ΔE 0.074
- Light Grey Blue #9DBCD4 ΔE 0.078
- Sky #82CAFC ΔE 0.079
Use #78ADEE 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.