#3382E4
Closest named color: Dark Sky Blue (#448EE4). oklch(60.9% 0.167 255.8), rgb(51, 130, 228).
Aa
Black text reads best on this color (5.45:1).
About this color
#3382E4 is a medium-dark, vivid blue. In OKLCH its lightness is 61%, its chroma 0.167 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Sky Blue (#448EE4), ΔE 0.037 away. Black text reads best on it, at 5.45:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.167) |
| Temperature | cool |
| Nearest name | Dark Sky Blue (#448EE4) |
| Black text | 5.45:1 |
| White text | 3.85:1 |
Values
| HEX | #3382E4 |
| RGB | rgb(51, 130, 228) |
| HSL | hsl(213, 77%, 55%) |
| OKLCH | oklch(60.9% 0.167 255.8) |
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 #3382E4 | 3.85:1 | AA large text | Lc -71.0 | Content text, not long reading |
| Black text on #3382E4 | 5.45:1 | AA | Lc 38.5 | Non-text elements, placeholder text |
| #3382E4 text on white | 3.85:1 | AA large text | Lc 65.5 | Content text, not long reading |
| #3382E4 text on black | 5.45:1 | AA | Lc -36.1 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBFA
oklch(93.6% 0.024 256.1)
-
Step 200
200
#C6DBF7
oklch(88.5% 0.045 255.6)
-
Step 300
300
#9EC3F5
oklch(80.8% 0.082 256.1)
-
Step 400
400
#67A3F1
oklch(70.8% 0.131 255.5)
-
Step 500
500 (this color)
#3382E4
oklch(60.9% 0.167 255.8)
-
Step 600
600
#0E70DA
oklch(55.5% 0.182 255.8)
-
Step 700
700
#005EBC
oklch(49.2% 0.166 255.7)
-
Step 800
800
#064D99
oklch(42.8% 0.14 255.7)
-
Step 900
900
#12417A
oklch(37.8% 0.109 255.8)
-
Step 950
950
#0C2647
oklch(26.9% 0.069 255.8)
#3382E4 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) | #508BE8 | 0.037 |
| Deuteranopia (no green cones) | #2E7AE2 | 0.022 |
| Tritanopia (no blue cones) | #0099A8 | 0.127 |
| Achromatopsia (no color) | #828282 | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3382E4
#3382E4
oklch(60.9% 0.167 255.8)
- #AE7600
#AE7600
oklch(60.8% 0.128 75.8)
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 #3382E4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sky Blue #448EE4 ΔE 0.037
- Water Blue #0E87CC ΔE 0.045
- Clear Blue #247AFD ΔE 0.046
- Dodger Blue #1E90FF ΔE 0.050
- Soft Blue #6488EA ΔE 0.051
- Chefchaouen Blue #4895EF ΔE 0.056
- Windows Blue #3778BF ΔE 0.059
- Cerulean Blue #056EEE ΔE 0.062
Use #3382E4 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.