#3D6BEA
Closest named color: Royal Blue (#4169E1). oklch(56.9% 0.199 265.4), rgb(61, 107, 234).
Aa
White text reads best on this color (4.67:1).
About this color
#3D6BEA is a medium-dark, vivid blue. In OKLCH its lightness is 57%, its chroma 0.199 and its hue 265°. Its hue sits on the cool side of the wheel. The nearest named color is Royal Blue (#4169E1), ΔE 0.014 away. White text reads best on it, at 4.67:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.199) |
| Temperature | cool |
| Nearest name | Royal Blue (#4169E1) |
| Black text | 4.48:1 |
| White text | 4.67:1 |
Values
| HEX | #3D6BEA |
| RGB | rgb(61, 107, 234) |
| HSL | hsl(224, 80%, 58%) |
| OKLCH | oklch(56.9% 0.199 265.4) |
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 #3D6BEA | 4.67:1 | AA | Lc -77.4 | Fine for body text |
| Black text on #3D6BEA | 4.48:1 | AA large text | Lc 32.1 | Non-text elements, placeholder text |
| #3D6BEA text on white | 4.67:1 | AA | Lc 72.0 | Content text, not long reading |
| #3D6BEA text on black | 4.48:1 | AA large text | Lc -29.7 | 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E2EAFC
oklch(93.6% 0.026 266.6)
-
Step 200
200
#C9D9FB
oklch(88.4% 0.05 265.4)
-
Step 300
300
#A5C0FB
oklch(80.9% 0.089 265.4)
-
Step 400
400
#759DFA
oklch(70.7% 0.144 265.3)
-
Step 500
500
#5381F7
oklch(63.1% 0.183 265.4)
-
Step 600
600 (this color)
#3D6BEA
oklch(56.9% 0.199 265.4)
-
Step 700
700
#2D55C8
oklch(49.3% 0.185 265.4)
-
Step 800
800
#2546A1
oklch(42.7% 0.153 265.3)
-
Step 900
900
#223C80
oklch(37.7% 0.119 265.3)
-
Step 950
950
#14244B
oklch(27.1% 0.075 265)
#3D6BEA 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) | #007CEE | 0.045 |
| Deuteranopia (no green cones) | #006CE7 | 0.030 |
| Tritanopia (no blue cones) | #008AA0 | 0.157 |
| Achromatopsia (no color) | #747474 | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D6BEA
#3D6BEA
oklch(56.9% 0.199 265.4)
- #967100
#967100
oklch(57% 0.117 85.7)
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 #3D6BEA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Blue #4169E1 ΔE 0.014
- Neon Blue #4361EE ΔE 0.024
- Cerulean Blue #056EEE ΔE 0.028
- Bright Blue #0165FC ΔE 0.044
- Clear Blue #247AFD ΔE 0.044
- Azul #1D5DEC ΔE 0.045
- Warm Blue #4B57DB ΔE 0.050
- Dark Periwinkle #665FD1 ΔE 0.063
Use #3D6BEA 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.