#78AFEE
Closest named color: Carolina Blue (#8AB8FE). oklch(74.1% 0.109 252.6), rgb(120, 175, 238).
Aa
Black text reads best on this color (9.16:1).
About this color
#78AFEE is a medium-light, moderately saturated blue. In OKLCH its lightness is 74%, its chroma 0.109 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.038 away. Black text reads best on it, at 9.16:1.
| Hue family | Blues |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.16:1 |
| White text | 2.29:1 |
Values
| HEX | #78AFEE |
| RGB | rgb(120, 175, 238) |
| HSL | hsl(212, 78%, 70%) |
| OKLCH | oklch(74.1% 0.109 252.6) |
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 #78AFEE | 2.29:1 | Fails | Lc -49.9 | Large or bold text, headings |
| Black text on #78AFEE | 9.16:1 | AAA | Lc 58.9 | Large or bold text, headings |
| #78AFEE text on white | 2.29:1 | Fails | Lc 45.1 | Large or bold text, headings |
| #78AFEE text on black | 9.16:1 | AAA | Lc -57.0 | 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
#C8DBF2
oklch(88.4% 0.038 253.2)
-
Step 300
300
#A2C4EC
oklch(80.9% 0.068 252.7)
-
Step 400
400 (this color)
#78AFEE
oklch(74.1% 0.109 252.6)
-
Step 500
500
#448CDA
oklch(63% 0.138 252.5)
-
Step 600
600
#2174C8
oklch(55.5% 0.151 252.8)
-
Step 700
700
#1161AD
oklch(49% 0.141 252.7)
-
Step 800
800
#13508C
oklch(42.7% 0.116 252.4)
-
Step 900
900
#184370
oklch(37.8% 0.09 252.3)
-
Step 950
950
#102742
oklch(27% 0.058 253.9)
#78AFEE 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) | #96B2F1 | 0.037 |
| Deuteranopia (no green cones) | #87A6ED | 0.027 |
| Tritanopia (no blue cones) | #3FBDC5 | 0.094 |
| Achromatopsia (no color) | #ABABAB | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #78AFEE
#78AFEE
oklch(74.1% 0.109 252.6)
- #D5A059
#D5A059
oklch(74.1% 0.109 72.8)
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 #78AFEE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.038
- Deep Sky Blue #00BFFF ΔE 0.066
- Lightblue #7BC8F6 ΔE 0.067
- Periwinkle Blue #8F99FB ΔE 0.068
- Pastel Blue #A2BFFE ΔE 0.070
- Sky #82CAFC ΔE 0.074
- Light Grey Blue #9DBCD4 ΔE 0.074
- Vivid Sky Blue #4CC9F0 ΔE 0.074
Use #78AFEE 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.