#5A65FE
Closest named color: Neon Blue (#4361EE). oklch(58.8% 0.224 274.1), rgb(90, 101, 254).
Aa
Black text reads best on this color (4.72:1).
About this color
#5A65FE is a medium-dark, vivid blue. In OKLCH its lightness is 59%, its chroma 0.224 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Neon Blue (#4361EE), ΔE 0.039 away. Black text reads best on it, at 4.72:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.224) |
| Temperature | cool |
| Nearest name | Neon Blue (#4361EE) |
| Black text | 4.72:1 |
| White text | 4.44:1 |
Values
| HEX | #5A65FE |
| RGB | rgb(90, 101, 254) |
| HSL | hsl(236, 99%, 67%) |
| OKLCH | oklch(58.8% 0.224 274.1) |
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 #5A65FE | 4.44:1 | AA large text | Lc -75.8 | Fine for body text |
| Black text on #5A65FE | 4.72:1 | AA | Lc 33.8 | Non-text elements, placeholder text |
| #5A65FE text on white | 4.44:1 | AA large text | Lc 70.3 | Content text, not long reading |
| #5A65FE text on black | 4.72:1 | AA | Lc -31.4 | 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
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E3E9FE
oklch(93.6% 0.029 273.1)
-
Step 200
200
#CDD7FF
oklch(88.4% 0.056 274.2)
-
Step 300
300
#ADBCFF
oklch(80.8% 0.096 274.3)
-
Step 400
400
#8497FF
oklch(70.7% 0.153 274)
-
Step 500
500
#6878FF
oklch(63.1% 0.199 274.1)
-
Step 600
600 (this color)
#5A65FE
oklch(58.8% 0.224 274.1)
-
Step 700
700
#4349D3
oklch(49.1% 0.207 273.9)
-
Step 800
800
#373DAB
oklch(42.8% 0.173 274)
-
Step 900
900
#2E3687
oklch(37.7% 0.134 273.8)
-
Step 950
950
#1B204F
oklch(26.9% 0.086 274.6)
#5A65FE 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) | #007FFF | 0.073 |
| Deuteranopia (no green cones) | #0070FB | 0.060 |
| Tritanopia (no blue cones) | #008BA8 | 0.184 |
| Achromatopsia (no color) | #787878 | 0.224 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A65FE
#5A65FE
oklch(58.8% 0.224 274.1)
- #947A00
#947A00
oklch(58.7% 0.12 93.9)
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 #5A65FE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Neon Blue #4361EE ΔE 0.039
- Royal Blue #4169E1 ΔE 0.053
- Medium Slate Blue #7B68EE ΔE 0.054
- Cornflower #6A79F7 ΔE 0.055
- Clear Blue #247AFD ΔE 0.060
- Bright Blue #0165FC ΔE 0.062
- Cerulean Blue #056EEE ΔE 0.065
- Warm Blue #4B57DB ΔE 0.066
Use #5A65FE 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.