#5F55C1
Closest named color: Iris (#6258C4). oklch(51.7% 0.163 283.3), rgb(95, 85, 193).
Aa
White text reads best on this color (5.90:1).
About this color
#5F55C1 is a medium-dark, vivid purple. In OKLCH its lightness is 52%, its chroma 0.163 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.010 away. White text reads best on it, at 5.90:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.163) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.55:1 |
| White text | 5.90:1 |
Values
| HEX | #5F55C1 |
| RGB | rgb(95, 85, 193) |
| HSL | hsl(246, 47%, 55%) |
| OKLCH | oklch(51.7% 0.163 283.3) |
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 #5F55C1 | 5.90:1 | AA | Lc -84.5 | Fine for body text |
| Black text on #5F55C1 | 3.55:1 | AA large text | Lc 24.8 | Dividers and decoration only |
| #5F55C1 text on white | 5.90:1 | AA | Lc 79.2 | Fine for body text |
| #5F55C1 text on black | 3.55:1 | AA large text | Lc -22.6 | 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 700.
-
Step 50
50
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E8F9
oklch(93.5% 0.023 283.3)
-
Step 200
200
#D4D6F6
oklch(88.5% 0.044 282.6)
-
Step 300
300
#B9BBF3
oklch(81% 0.079 282.9)
-
Step 400
400
#9695ED
oklch(70.7% 0.127 283.2)
-
Step 500
500
#7E78E7
oklch(63% 0.163 283.1)
-
Step 600
600
#695ED5
oklch(55.5% 0.177 283.2)
-
Step 700
700 (this color)
#5F55C1
oklch(51.7% 0.163 283.3)
-
Step 800
800
#484095
oklch(42.7% 0.135 283.4)
-
Step 900
900
#3C3777
oklch(37.7% 0.106 283.6)
-
Step 950
950
#232146
oklch(27.1% 0.067 283.4)
#5F55C1 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) | #0C68C5 | 0.081 |
| Deuteranopia (no green cones) | #0061BF | 0.082 |
| Tritanopia (no blue cones) | #396D83 | 0.138 |
| Achromatopsia (no color) | #646464 | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F55C1
#5F55C1
oklch(51.7% 0.163 283.3)
- #746A00
#746A00
oklch(51.7% 0.109 103)
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 #5F55C1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.010
- Slate Blue #6A5ACD ΔE 0.028
- Light Indigo #6D5ACF ΔE 0.034
- Dark Periwinkle #665FD1 ΔE 0.036
- Bluey Purple #6241C7 ΔE 0.045
- Warm Blue #4B57DB ΔE 0.049
- Blue With A Hint Of Purple #533CC6 ΔE 0.061
- Blurple #5539CC ΔE 0.066
Use #5F55C1 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.