#6325A3
Closest named color: Rebecca Purple (#663399). oklch(42.8% 0.188 300.9), rgb(99, 37, 163).
Aa
White text reads best on this color (9.03:1).
About this color
#6325A3 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.188 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.031 away. White text reads best on it, at 9.03:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.188) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.32:1 |
| White text | 9.03:1 |
Values
| HEX | #6325A3 |
| RGB | rgb(99, 37, 163) |
| HSL | hsl(270, 63%, 39%) |
| OKLCH | oklch(42.8% 0.188 300.9) |
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 #6325A3 | 9.03:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #6325A3 | 2.32:1 | Fails | Lc 14.2 | Not readable |
| #6325A3 text on white | 9.03:1 | AAA | Lc 89.8 | Fine for body text |
| #6325A3 text on black | 2.32:1 | Fails | Lc -12.5 | Not readable |
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 800.
-
Step 50
50
#F7F3FE
oklch(97% 0.015 302.6)
-
Step 100
100
#EDE5FC
oklch(93.5% 0.032 301.6)
-
Step 200
200
#DFD1FC
oklch(88.6% 0.06 300)
-
Step 300
300
#CCB0FD
oklch(80.9% 0.11 300.7)
-
Step 400
400
#B482FB
oklch(70.6% 0.176 301.1)
-
Step 500
500
#A35CF9
oklch(63.2% 0.225 300.9)
-
Step 600
600
#8F39E8
oklch(55.7% 0.244 300.9)
-
Step 700
700
#7A28C9
oklch(49.1% 0.227 301.1)
-
Step 800
800 (this color)
#6325A3
oklch(42.8% 0.188 300.9)
-
Step 900
900
#502681
oklch(37.7% 0.146 300.7)
-
Step 950
950
#2F184C
oklch(27.1% 0.093 300.7)
#6325A3 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) | #0048A7 | 0.128 |
| Deuteranopia (no green cones) | #0048A1 | 0.129 |
| Tritanopia (no blue cones) | #554663 | 0.138 |
| Achromatopsia (no color) | #494949 | 0.189 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6325A3
#6325A3
oklch(42.8% 0.188 300.9)
- #475700
#475700
oklch(42.8% 0.103 121.1)
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 #6325A3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.031
- Chrysanthemum #560BAD ΔE 0.044
- Grape #7209B7 ΔE 0.046
- Imperial Purple #480CA8 ΔE 0.066
- Purple Blue #5D21D0 ΔE 0.074
- Blueberry #464196 ΔE 0.075
- Dark Slate Blue #483D8B ΔE 0.076
- Blue With A Hint Of Purple #533CC6 ΔE 0.076
Use #6325A3 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.