#5B60D5
Closest named color: Dark Periwinkle (#665FD1). oklch(54.9% 0.176 277), rgb(91, 96, 213).
Aa
White text reads best on this color (5.14:1).
About this color
#5B60D5 is a medium-dark, vivid blue. In OKLCH its lightness is 55%, its chroma 0.176 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Periwinkle (#665FD1), ΔE 0.017 away. White text reads best on it, at 5.14:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.176) |
| Temperature | cool |
| Nearest name | Dark Periwinkle (#665FD1) |
| Black text | 4.07:1 |
| White text | 5.14:1 |
Values
| HEX | #5B60D5 |
| RGB | rgb(91, 96, 213) |
| HSL | hsl(238, 59%, 60%) |
| OKLCH | oklch(54.9% 0.176 277) |
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 #5B60D5 | 5.14:1 | AA | Lc -80.5 | Fine for body text |
| Black text on #5B60D5 | 4.07:1 | AA large text | Lc 28.9 | Dividers and decoration only |
| #5B60D5 text on white | 5.14:1 | AA | Lc 75.1 | Fine for body text |
| #5B60D5 text on black | 4.07:1 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E6E9FA
oklch(93.7% 0.023 277.9)
-
Step 200
200
#D1D7F7
oklch(88.5% 0.044 277.1)
-
Step 300
300
#B3BDF4
oklch(81% 0.079 276.5)
-
Step 400
400
#8D98EF
oklch(70.7% 0.127 277.1)
-
Step 500
500
#737CE9
oklch(63.1% 0.162 277.1)
-
Step 600
600 (this color)
#5B60D5
oklch(54.9% 0.176 277)
-
Step 700
700
#4D51BB
oklch(49.2% 0.164 276.9)
-
Step 800
800
#3F4397
oklch(42.8% 0.135 277)
-
Step 900
900
#353978
oklch(37.6% 0.106 277.3)
-
Step 950
950
#1F2246
oklch(27% 0.066 277.4)
#5B60D5 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) | #0973D9 | 0.070 |
| Deuteranopia (no green cones) | #0068D3 | 0.067 |
| Tritanopia (no blue cones) | #0B7B91 | 0.154 |
| Achromatopsia (no color) | #6D6D6D | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B60D5
#5B60D5
oklch(54.9% 0.176 277)
- #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 #5B60D5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Periwinkle #665FD1 ΔE 0.017
- Slate Blue #6A5ACD ΔE 0.027
- Light Indigo #6D5ACF ΔE 0.029
- Iris #6258C4 ΔE 0.032
- Warm Blue #4B57DB ΔE 0.034
- Royal Blue #4169E1 ΔE 0.038
- Neon Blue #4361EE ΔE 0.047
- Medium Slate Blue #7B68EE ΔE 0.065
Use #5B60D5 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.