#6C54CE
Closest named color: Slate Blue (#6A5ACD). oklch(53.6% 0.181 287.8), rgb(108, 84, 206).
Aa
White text reads best on this color (5.53:1).
About this color
#6C54CE is a medium-dark, vivid purple. In OKLCH its lightness is 54%, its chroma 0.181 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Slate Blue (#6A5ACD), ΔE 0.014 away. White text reads best on it, at 5.53:1.
| Hue family | Purples |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.181) |
| Temperature | cool |
| Nearest name | Slate Blue (#6A5ACD) |
| Black text | 3.79:1 |
| White text | 5.53:1 |
Values
| HEX | #6C54CE |
| RGB | rgb(108, 84, 206) |
| HSL | hsl(252, 55%, 57%) |
| OKLCH | oklch(53.6% 0.181 287.8) |
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 #6C54CE | 5.53:1 | AA | Lc -82.6 | Fine for body text |
| Black text on #6C54CE | 3.79:1 | AA large text | Lc 26.8 | Dividers and decoration only |
| #6C54CE text on white | 5.53:1 | AA | Lc 77.2 | Fine for body text |
| #6C54CE text on black | 3.79:1 | AA large text | Lc -24.5 | 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
#F5F4FD
oklch(97% 0.012 291.3)
-
Step 100
100
#E8E8F9
oklch(93.6% 0.023 286)
-
Step 200
200
#D7D5F6
oklch(88.5% 0.045 288.2)
-
Step 300
300
#BDB9F3
oklch(80.9% 0.081 287.6)
-
Step 400
400
#9D93ED
oklch(70.8% 0.13 287.7)
-
Step 500
500
#8675E7
oklch(63.1% 0.166 287.5)
-
Step 600
600 (this color)
#6C54CE
oklch(53.6% 0.181 287.8)
-
Step 700
700
#5F49B8
oklch(49% 0.168 287.7)
-
Step 800
800
#4E3D95
oklch(42.7% 0.138 288)
-
Step 900
900
#403577
oklch(37.7% 0.109 287.7)
-
Step 950
950
#252046
oklch(27.1% 0.069 286.9)
#6C54CE 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) | #006BD2 | 0.100 |
| Deuteranopia (no green cones) | #0065CB | 0.099 |
| Tritanopia (no blue cones) | #4B7089 | 0.149 |
| Achromatopsia (no color) | #696969 | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C54CE
#6C54CE
oklch(53.6% 0.181 287.8)
- #757200
#757200
oklch(53.7% 0.116 107.9)
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 #6C54CE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Blue #6A5ACD ΔE 0.014
- Light Indigo #6D5ACF ΔE 0.014
- Iris #6258C4 ΔE 0.024
- Dark Periwinkle #665FD1 ΔE 0.026
- Bluey Purple #6241C7 ΔE 0.047
- Warm Blue #4B57DB ΔE 0.052
- Purpley #8756E4 ΔE 0.056
- Medium Slate Blue #7B68EE ΔE 0.070
Use #6C54CE 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.