#0078F5
Closest named color: Clear Blue (#247AFD). oklch(59.1% 0.208 256.7), rgb(0, 120, 245).
Aa
Black text reads best on this color (5.00:1).
About this color
#0078F5 is a medium-dark, vivid blue. In OKLCH its lightness is 59%, its chroma 0.208 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.018 away. Black text reads best on it, at 5.00:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.208) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 5.00:1 |
| White text | 4.19:1 |
Values
| HEX | #0078F5 |
| RGB | rgb(0, 120, 245) |
| HSL | hsl(211, 100%, 48%) |
| OKLCH | oklch(59.1% 0.208 256.7) |
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 #0078F5 | 4.19:1 | AA large text | Lc -73.5 | Content text, not long reading |
| Black text on #0078F5 | 5.00:1 | AA | Lc 36.0 | Non-text elements, placeholder text |
| #0078F5 text on white | 4.19:1 | AA large text | Lc 68.0 | Content text, not long reading |
| #0078F5 text on black | 5.00:1 | AA | Lc -33.6 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F0F6FE
oklch(97.1% 0.012 255.5)
-
Step 100
100
#DFEBFC
oklch(93.6% 0.026 257)
-
Step 200
200
#C4DBFC
oklch(88.5% 0.052 257.4)
-
Step 300
300
#9AC3FD
oklch(80.9% 0.094 257.1)
-
Step 400
400
#60A1FC
oklch(70.6% 0.15 257.1)
-
Step 500
500
#2D87FA
oklch(63.2% 0.191 256.7)
-
Step 600
600 (this color)
#0078F5
oklch(59.1% 0.208 256.7)
-
Step 700
700
#005CBF
oklch(49% 0.172 256.8)
-
Step 800
800
#004B9E
oklch(42.6% 0.15 256.7)
-
Step 900
900
#083F82
oklch(37.7% 0.125 257)
-
Step 950
950
#08264C
oklch(27.1% 0.079 256.3)
#0078F5 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) | #1A86F9 | 0.038 |
| Deuteranopia (no green cones) | #0072F3 | 0.015 |
| Tritanopia (no blue cones) | #0097AB | 0.156 |
| Achromatopsia (no color) | #7C7C7C | 0.208 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0078F5
#0078F5
oklch(59.1% 0.208 256.7)
- #A67200
#A67200
oklch(59.1% 0.124 77.1)
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 #0078F5, closest first.
No curated palette has a color within ΔE 0.04 of #0078F5.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.018
- Cerulean Blue #056EEE ΔE 0.026
- Bright Blue #0165FC ΔE 0.047
- Royal Blue #4169E1 ΔE 0.050
- Neon Blue #4361EE ΔE 0.058
- Azul #1D5DEC ΔE 0.064
- Dodger Blue #1E90FF ΔE 0.065
- Cornflower #6A79F7 ΔE 0.075
Use #0078F5 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.