#5D65C4
Closest named color: Dark Periwinkle (#665FD1). oklch(54.8% 0.146 276.8), rgb(93, 101, 196).
Aa
White text reads best on this color (5.09:1).
About this color
#5D65C4 is a medium-dark, vivid blue. In OKLCH its lightness is 55%, its chroma 0.146 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Periwinkle (#665FD1), ΔE 0.029 away. White text reads best on it, at 5.09:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.146) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.12:1 |
| White text | 5.09:1 |
Values
| HEX | #5D65C4 |
| RGB | rgb(93, 101, 196) |
| HSL | hsl(235, 47%, 57%) |
| OKLCH | oklch(54.8% 0.146 276.8) |
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 #5D65C4 | 5.09:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #5D65C4 | 4.12:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #5D65C4 text on white | 5.09:1 | AA | Lc 74.9 | Content text, not long reading |
| #5D65C4 text on black | 4.12:1 | AA large text | Lc -26.8 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E6E9F7
oklch(93.6% 0.019 276.3)
-
Step 200
200
#D2D8F2
oklch(88.6% 0.036 275.3)
-
Step 300
300
#B5BDEB
oklch(80.8% 0.066 277.1)
-
Step 400
400
#909AE2
oklch(70.7% 0.106 277.3)
-
Step 500
500
#7680D9
oklch(63.1% 0.133 277)
-
Step 600
600 (this color)
#5D65C4
oklch(54.8% 0.146 276.8)
-
Step 700
700
#4F56AC
oklch(49.2% 0.135 276.7)
-
Step 800
800
#41468B
oklch(42.6% 0.113 277.4)
-
Step 900
900
#363C6F
oklch(37.7% 0.087 276.3)
-
Step 950
950
#202341
oklch(27% 0.056 277.7)
#5D65C4 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) | #3972C7 | 0.048 |
| Deuteranopia (no green cones) | #2D6AC2 | 0.051 |
| Tritanopia (no blue cones) | #2F7A8B | 0.129 |
| Achromatopsia (no color) | #6E6E6E | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5D65C4
#5D65C4
oklch(54.8% 0.146 276.8)
- #847000
#847000
oklch(54.8% 0.113 96.7)
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 #5D65C4, closest first.
No curated palette has a color within ΔE 0.04 of #5D65C4.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Periwinkle #665FD1 ΔE 0.029
- Iris #6258C4 ΔE 0.032
- Slate Blue #6A5ACD ΔE 0.035
- Light Indigo #6D5ACF ΔE 0.039
- French Blue #436BAD ΔE 0.053
- Royal Blue #4169E1 ΔE 0.053
- Warm Blue #4B57DB ΔE 0.058
- Windows Blue #3778BF ΔE 0.062
Use #5D65C4 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.