#6163F8
Closest named color: Neon Blue (#4361EE). oklch(58.4% 0.217 276.7), rgb(97, 99, 248).
Aa
Black text reads best on this color (4.64:1).
About this color
#6163F8 is a medium-dark, vivid blue. In OKLCH its lightness is 58%, its chroma 0.217 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Neon Blue (#4361EE), ΔE 0.041 away. Black text reads best on it, at 4.64:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.217) |
| Temperature | cool |
| Nearest name | Neon Blue (#4361EE) |
| Black text | 4.64:1 |
| White text | 4.51:1 |
Values
| HEX | #6163F8 |
| RGB | rgb(97, 99, 248) |
| HSL | hsl(239, 92%, 68%) |
| OKLCH | oklch(58.4% 0.217 276.7) |
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 #6163F8 | 4.51:1 | AA | Lc -76.3 | Fine for body text |
| Black text on #6163F8 | 4.64:1 | AA | Lc 33.2 | Non-text elements, placeholder text |
| #6163F8 text on white | 4.51:1 | AA | Lc 70.9 | Content text, not long reading |
| #6163F8 text on black | 4.64:1 | AA | Lc -30.8 | 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 600.
-
Step 50
50
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E4E9FD
oklch(93.6% 0.028 274.7)
-
Step 200
200
#CFD7FE
oklch(88.6% 0.054 276.1)
-
Step 300
300
#B0BBFF
oklch(80.8% 0.097 276.9)
-
Step 400
400
#8995FF
oklch(70.7% 0.154 276.8)
-
Step 500
500
#6F76FF
oklch(63.2% 0.2 276.8)
-
Step 600
600 (this color)
#6163F8
oklch(58.4% 0.217 276.7)
-
Step 700
700
#4A48CF
oklch(49% 0.202 276.6)
-
Step 800
800
#3D3CA7
oklch(42.6% 0.167 277)
-
Step 900
900
#333585
oklch(37.7% 0.131 277)
-
Step 950
950
#1D204E
oklch(27% 0.083 276.5)
#6163F8 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) | #007DFD | 0.079 |
| Deuteranopia (no green cones) | #0070F5 | 0.070 |
| Tritanopia (no blue cones) | #0088A4 | 0.184 |
| Achromatopsia (no color) | #767676 | 0.218 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6163F8
#6163F8
oklch(58.4% 0.217 276.7)
- #907B00
#907B00
oklch(58.5% 0.121 97.1)
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 #6163F8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Neon Blue #4361EE ΔE 0.041
- Medium Slate Blue #7B68EE ΔE 0.044
- Royal Blue #4169E1 ΔE 0.053
- Cornflower #6A79F7 ΔE 0.054
- Dark Periwinkle #665FD1 ΔE 0.060
- Warm Blue #4B57DB ΔE 0.061
- Light Indigo #6D5ACF ΔE 0.066
- Slate Blue #6A5ACD ΔE 0.068
Use #6163F8 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.