#3976FA
Closest named color: Clear Blue (#247AFD). oklch(60.1% 0.208 263), rgb(57, 118, 250).
Aa
Black text reads best on this color (5.14:1).
About this color
#3976FA is a medium-dark, vivid blue. In OKLCH its lightness is 60%, its chroma 0.208 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Clear Blue (#247AFD), ΔE 0.014 away. Black text reads best on it, at 5.14:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.208) |
| Temperature | cool |
| Nearest name | Clear Blue (#247AFD) |
| Black text | 5.14:1 |
| White text | 4.08:1 |
Values
| HEX | #3976FA |
| RGB | rgb(57, 118, 250) |
| HSL | hsl(221, 95%, 60%) |
| OKLCH | oklch(60.1% 0.208 263) |
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 #3976FA | 4.08:1 | AA large text | Lc -72.9 | Content text, not long reading |
| Black text on #3976FA | 5.14:1 | AA | Lc 36.6 | Non-text elements, placeholder text |
| #3976FA text on white | 4.08:1 | AA large text | Lc 67.4 | Content text, not long reading |
| #3976FA text on black | 5.14:1 | AA | Lc -34.2 | 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 500.
-
Step 50
50
#F1F6FF
oklch(97.2% 0.013 262.4)
-
Step 100
100
#E0EAFE
oklch(93.6% 0.029 264.4)
-
Step 200
200
#C6DAFF
oklch(88.5% 0.056 262.8)
-
Step 300
300
#A0C1FF
oklch(80.9% 0.095 262.7)
-
Step 400
400
#6D9EFF
oklch(70.8% 0.152 262.8)
-
Step 500
500 (this color)
#3976FA
oklch(60.1% 0.208 263)
-
Step 600
600
#2464F4
oklch(55.5% 0.226 263)
-
Step 700
700
#1852D5
oklch(49.2% 0.21 263)
-
Step 800
800
#1644AC
oklch(42.7% 0.174 263.1)
-
Step 900
900
#183B88
oklch(37.7% 0.135 263.1)
-
Step 950
950
#0F2350
oklch(27% 0.087 263.6)
#3976FA 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) | #0487FF | 0.042 |
| Deuteranopia (no green cones) | #0075F7 | 0.025 |
| Tritanopia (no blue cones) | #0096AD | 0.161 |
| Achromatopsia (no color) | #7E7E7E | 0.208 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3976FA
#3976FA
oklch(60.1% 0.208 263)
- #A47800
#A47800
oklch(60.1% 0.124 82.8)
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 #3976FA, closest first.
No curated palette has a color within ΔE 0.04 of #3976FA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Clear Blue #247AFD ΔE 0.014
- Cerulean Blue #056EEE ΔE 0.039
- Royal Blue #4169E1 ΔE 0.047
- Neon Blue #4361EE ΔE 0.051
- Bright Blue #0165FC ΔE 0.053
- Cornflower #6A79F7 ΔE 0.053
- Dodger Blue #1E90FF ΔE 0.064
- Azul #1D5DEC ΔE 0.069
Use #3976FA 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.