#3169E6
Closest named color: Royal Blue (#4169E1). oklch(55.7% 0.199 263.2), rgb(49, 105, 230).
Aa
White text reads best on this color (4.89:1).
About this color
#3169E6 is a medium-dark, vivid blue. In OKLCH its lightness is 56%, its chroma 0.199 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Royal Blue (#4169E1), ΔE 0.015 away. White text reads best on it, at 4.89:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.199) |
| Temperature | cool |
| Nearest name | Royal Blue (#4169E1) |
| Black text | 4.29:1 |
| White text | 4.89:1 |
Values
| HEX | #3169E6 |
| RGB | rgb(49, 105, 230) |
| HSL | hsl(221, 78%, 55%) |
| OKLCH | oklch(55.7% 0.199 263.2) |
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 #3169E6 | 4.89:1 | AA | Lc -78.7 | Fine for body text |
| Black text on #3169E6 | 4.29:1 | AA large text | Lc 30.8 | Non-text elements, placeholder text |
| #3169E6 text on white | 4.89:1 | AA | Lc 73.3 | Content text, not long reading |
| #3169E6 text on black | 4.29:1 | AA large text | Lc -28.4 | Dividers and decoration only |
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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#E1EAFC
oklch(93.6% 0.026 264.4)
-
Step 200
200
#C8DAFB
oklch(88.5% 0.05 262.6)
-
Step 300
300
#A2C1FB
oklch(80.9% 0.089 262.7)
-
Step 400
400
#719EFA
oklch(70.7% 0.144 263.4)
-
Step 500
500
#4C83F7
oklch(63.2% 0.183 263.1)
-
Step 600
600 (this color)
#3169E6
oklch(55.7% 0.199 263.2)
-
Step 700
700
#2456C8
oklch(49.1% 0.186 263.3)
-
Step 800
800
#1F47A1
oklch(42.6% 0.153 263.3)
-
Step 900
900
#1E3D80
oklch(37.7% 0.119 263.2)
-
Step 950
950
#12244B
oklch(26.9% 0.076 263.5)
#3169E6 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) | #007AEA | 0.042 |
| Deuteranopia (no green cones) | #0069E4 | 0.021 |
| Tritanopia (no blue cones) | #00889D | 0.156 |
| Achromatopsia (no color) | #717171 | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3169E6
#3169E6
oklch(55.7% 0.199 263.2)
- #946C00
#946C00
oklch(55.7% 0.115 82.9)
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 #3169E6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Blue #4169E1 ΔE 0.015
- Cerulean Blue #056EEE ΔE 0.022
- Neon Blue #4361EE ΔE 0.026
- Azul #1D5DEC ΔE 0.035
- Bright Blue #0165FC ΔE 0.040
- Warm Blue #4B57DB ΔE 0.047
- Clear Blue #247AFD ΔE 0.052
- Dark Periwinkle #665FD1 ΔE 0.067
Use #3169E6 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.