#6C42CB
Closest named color: Bluey Purple (#6241C7). oklch(50.6% 0.2 291.7), rgb(108, 66, 203).
Aa
White text reads best on this color (6.40:1).
About this color
#6C42CB is a medium-dark, vivid purple. In OKLCH its lightness is 51%, its chroma 0.200 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.019 away. White text reads best on it, at 6.40:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.200) |
| Temperature | in between |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.27:1 |
| White text | 6.40:1 |
Values
| HEX | #6C42CB |
| RGB | rgb(108, 66, 203) |
| HSL | hsl(258, 57%, 53%) |
| OKLCH | oklch(50.6% 0.2 291.7) |
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 #6C42CB | 6.40:1 | AA | Lc -86.3 | Fine for body text |
| Black text on #6C42CB | 3.27:1 | AA large text | Lc 22.9 | Dividers and decoration only |
| #6C42CB text on white | 6.40:1 | AA | Lc 81.2 | Fine for body text |
| #6C42CB text on black | 3.27:1 | AA large text | Lc -20.7 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#EAE7FC
oklch(93.7% 0.028 292.4)
-
Step 200
200
#D9D3FB
oklch(88.4% 0.055 292.1)
-
Step 300
300
#C1B6FB
oklch(81% 0.097 291.4)
-
Step 400
400
#A38CF8
oklch(70.6% 0.155 291.7)
-
Step 500
500
#8F6BF5
oklch(63.1% 0.198 291.7)
-
Step 600
600
#7B4DE4
oklch(55.6% 0.216 291.8)
-
Step 700
700 (this color)
#6C42CB
oklch(50.6% 0.2 291.7)
-
Step 800
800
#5434A0
oklch(42.7% 0.165 291.4)
-
Step 900
900
#452F7F
oklch(37.7% 0.129 291.7)
-
Step 950
950
#281C4A
oklch(26.9% 0.082 292)
#6C42CB 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) | #0061CF | 0.114 |
| Deuteranopia (no green cones) | #005CC8 | 0.113 |
| Tritanopia (no blue cones) | #4F6481 | 0.160 |
| Achromatopsia (no color) | #5F5F5F | 0.201 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C42CB
#6C42CB
oklch(50.6% 0.2 291.7)
- #676B00
#676B00
oklch(50.7% 0.113 112.3)
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 #6C42CB, closest first.
No curated palette has a color within ΔE 0.04 of #6C42CB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.019
- Burple #6832E3 ΔE 0.046
- Blurple #5539CC ΔE 0.046
- Blue With A Hint Of Purple #533CC6 ΔE 0.047
- Iris #6258C4 ΔE 0.050
- Slate Blue #6A5ACD ΔE 0.051
- Light Indigo #6D5ACF ΔE 0.052
- Purpley Blue #5F34E7 ΔE 0.055
Use #6C42CB 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.