#5D51FA
Closest named color: Neon Blue (#4361EE). oklch(55.5% 0.241 278.3), rgb(93, 81, 250).
Aa
White text reads best on this color (5.22:1).
About this color
#5D51FA is a medium-dark, vivid blue. In OKLCH its lightness is 56%, its chroma 0.241 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Neon Blue (#4361EE), ΔE 0.045 away. White text reads best on it, at 5.22:1.
| Hue family | Blues |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.241) |
| Temperature | cool |
| Nearest name | Neon Blue (#4361EE) |
| Black text | 4.02:1 |
| White text | 5.22:1 |
Values
| HEX | #5D51FA |
| RGB | rgb(93, 81, 250) |
| HSL | hsl(244, 94%, 65%) |
| OKLCH | oklch(55.5% 0.241 278.3) |
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 #5D51FA | 5.22:1 | AA | Lc -80.5 | Fine for body text |
| Black text on #5D51FA | 4.02:1 | AA large text | Lc 28.9 | Dividers and decoration only |
| #5D51FA text on white | 5.22:1 | AA | Lc 75.1 | Fine for body text |
| #5D51FA text on black | 4.02:1 | AA large text | Lc -26.6 | 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
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E5E8FF
oklch(93.6% 0.031 279.9)
-
Step 200
200
#D0D6FF
oklch(88.5% 0.057 278.6)
-
Step 300
300
#B2BBFF
oklch(81% 0.097 278.2)
-
Step 400
400
#8C94FF
oklch(70.7% 0.155 278.4)
-
Step 500
500
#7274FF
oklch(63% 0.202 278.3)
-
Step 600
600 (this color)
#5D51FA
oklch(55.5% 0.241 278.3)
-
Step 700
700
#4E40DA
oklch(49.1% 0.223 278.3)
-
Step 800
800
#3F36B0
oklch(42.6% 0.185 278.3)
-
Step 900
900
#34328B
oklch(37.7% 0.144 278)
-
Step 950
950
#1E1E52
oklch(27% 0.093 278.2)
#5D51FA 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) | #0073FF | 0.087 |
| Deuteranopia (no green cones) | #0065F7 | 0.074 |
| Tritanopia (no blue cones) | #007E9F | 0.198 |
| Achromatopsia (no color) | #6C6C6C | 0.242 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D51FA
#5D51FA
oklch(55.5% 0.241 278.3)
- #857300
#857300
oklch(55.6% 0.115 98.3)
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 #5D51FA, closest first.
No curated palette has a color within ΔE 0.04 of #5D51FA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Neon Blue #4361EE ΔE 0.045
- Warm Blue #4B57DB ΔE 0.053
- Purpley Blue #5F34E7 ΔE 0.059
- Burple #6832E3 ΔE 0.066
- Azul #1D5DEC ΔE 0.067
- Royal Blue #4169E1 ΔE 0.069
- Dark Periwinkle #665FD1 ΔE 0.072
- Bright Blue #0165FC ΔE 0.073
Use #5D51FA 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.