#5F65E9
Closest named color: Neon Blue (#4361EE). oklch(57.5% 0.196 276.4), rgb(95, 101, 233).
Aa
White text reads best on this color (4.64:1).
About this color
#5F65E9 is a medium-dark, vivid blue. In OKLCH its lightness is 58%, its chroma 0.196 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Neon Blue (#4361EE), ΔE 0.037 away. White text reads best on it, at 4.64:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.196) |
| Temperature | cool |
| Nearest name | Neon Blue (#4361EE) |
| Black text | 4.52:1 |
| White text | 4.64:1 |
Values
| HEX | #5F65E9 |
| RGB | rgb(95, 101, 233) |
| HSL | hsl(237, 76%, 64%) |
| OKLCH | oklch(57.5% 0.196 276.4) |
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 #5F65E9 | 4.64:1 | AA | Lc -77.3 | Fine for body text |
| Black text on #5F65E9 | 4.52:1 | AA | Lc 32.2 | Non-text elements, placeholder text |
| #5F65E9 text on white | 4.64:1 | AA | Lc 71.8 | Content text, not long reading |
| #5F65E9 text on black | 4.52:1 | AA | Lc -29.8 | 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E5E9FB
oklch(93.6% 0.025 275.9)
-
Step 200
200
#D0D7FA
oklch(88.5% 0.049 276.4)
-
Step 300
300
#B1BCFA
oklch(80.9% 0.089 276.4)
-
Step 400
400
#8A97F7
oklch(70.7% 0.141 276.3)
-
Step 500
500
#707AF4
oklch(63.2% 0.18 276.4)
-
Step 600
600 (this color)
#5F65E9
oklch(57.5% 0.196 276.4)
-
Step 700
700
#4B4DC5
oklch(49.1% 0.183 276.6)
-
Step 800
800
#3D409F
oklch(42.7% 0.151 276.5)
-
Step 900
900
#33387E
oklch(37.7% 0.117 276.2)
-
Step 950
950
#1E214A
oklch(27% 0.075 277)
#5F65E9 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) | #007AED | 0.073 |
| Deuteranopia (no green cones) | #006FE6 | 0.068 |
| Tritanopia (no blue cones) | #00849D | 0.168 |
| Achromatopsia (no color) | #747474 | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F65E9
#5F65E9
oklch(57.5% 0.196 276.4)
- #8D7800
#8D7800
oklch(57.5% 0.119 96.8)
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 #5F65E9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Neon Blue #4361EE ΔE 0.037
- Royal Blue #4169E1 ΔE 0.037
- Dark Periwinkle #665FD1 ΔE 0.039
- Medium Slate Blue #7B68EE ΔE 0.043
- Light Indigo #6D5ACF ΔE 0.048
- Slate Blue #6A5ACD ΔE 0.049
- Warm Blue #4B57DB ΔE 0.049
- Cornflower #6A79F7 ΔE 0.055
Use #5F65E9 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.