#3D5CFD
Closest named color: Neon Blue (#4361EE). oklch(55.7% 0.24 268.5), rgb(61, 92, 253).
Aa
White text reads best on this color (5.06:1).
About this color
#3D5CFD is a medium-dark, vivid blue. In OKLCH its lightness is 56%, its chroma 0.240 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Neon Blue (#4361EE), ΔE 0.026 away. White text reads best on it, at 5.06:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.240) |
| Temperature | cool |
| Nearest name | Neon Blue (#4361EE) |
| Black text | 4.14:1 |
| White text | 5.06:1 |
Values
| HEX | #3D5CFD |
| RGB | rgb(61, 92, 253) |
| HSL | hsl(230, 98%, 62%) |
| OKLCH | oklch(55.7% 0.24 268.5) |
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 #3D5CFD | 5.06:1 | AA | Lc -79.6 | Fine for body text |
| Black text on #3D5CFD | 4.14:1 | AA large text | Lc 29.9 | Dividers and decoration only |
| #3D5CFD text on white | 5.06:1 | AA | Lc 74.2 | Content text, not long reading |
| #3D5CFD text on black | 4.14:1 | AA large text | Lc -27.5 | 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
#F1F5FF
oklch(97% 0.014 268.5)
-
Step 100
100
#E1EAFF
oklch(93.7% 0.03 267.2)
-
Step 200
200
#CAD9FF
oklch(88.6% 0.055 268.3)
-
Step 300
300
#A7BFFF
oklch(81% 0.095 268.4)
-
Step 400
400
#799AFF
oklch(70.6% 0.153 268.6)
-
Step 500
500
#597DFF
oklch(63.2% 0.197 268.6)
-
Step 600
600 (this color)
#3D5CFD
oklch(55.7% 0.24 268.5)
-
Step 700
700
#304ADC
oklch(49.1% 0.222 268.4)
-
Step 800
800
#283EB2
oklch(42.8% 0.185 268.6)
-
Step 900
900
#23378D
oklch(37.8% 0.144 268.5)
-
Step 950
950
#142152
oklch(26.9% 0.091 268.4)
#3D5CFD 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) | #0078FF | 0.063 |
| Deuteranopia (no green cones) | #0066FA | 0.034 |
| Tritanopia (no blue cones) | #0087A4 | 0.189 |
| Achromatopsia (no color) | #6E6E6E | 0.241 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D5CFD
#3D5CFD
oklch(55.7% 0.24 268.5)
- #8F6F00
#8F6F00
oklch(55.8% 0.114 88.6)
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 #3D5CFD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Neon Blue #4361EE ΔE 0.026
- Bright Blue #0165FC ΔE 0.032
- Azul #1D5DEC ΔE 0.036
- Electric Blue #0652FF ΔE 0.043
- Cerulean Blue #056EEE ΔE 0.050
- Royal Blue #4169E1 ΔE 0.052
- Warm Blue #4B57DB ΔE 0.054
- Clear Blue #247AFD ΔE 0.067
Use #3D5CFD 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.