#6336A8
Closest named color: Rebecca Purple (#663399). oklch(45.2% 0.173 297), rgb(99, 54, 168).
Aa
White text reads best on this color (8.00:1).
About this color
#6336A8 is a medium-dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.173 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.026 away. White text reads best on it, at 8.00:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.173) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.62:1 |
| White text | 8.00:1 |
Values
| HEX | #6336A8 |
| RGB | rgb(99, 54, 168) |
| HSL | hsl(264, 51%, 44%) |
| OKLCH | oklch(45.2% 0.173 297) |
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 #6336A8 | 8.00:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #6336A8 | 2.62:1 | Fails | Lc 16.9 | Dividers and decoration only |
| #6336A8 text on white | 8.00:1 | AAA | Lc 87.1 | Fine for body text |
| #6336A8 text on black | 2.62:1 | Fails | Lc -15.0 | 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
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#EBE6FC
oklch(93.5% 0.03 296.2)
-
Step 200
200
#DCD2FB
oklch(88.5% 0.057 296.4)
-
Step 300
300
#C7B3FA
oklch(80.9% 0.101 297)
-
Step 400
400
#AC88F8
oklch(70.7% 0.162 296.9)
-
Step 500
500
#9A65F5
oklch(63.2% 0.207 297.1)
-
Step 600
600
#8645E3
oklch(55.6% 0.225 297.3)
-
Step 700
700
#7135C5
oklch(49% 0.209 296.9)
-
Step 800
800 (this color)
#6336A8
oklch(45.2% 0.173 297)
-
Step 900
900
#4B2B7F
oklch(37.7% 0.135 296.9)
-
Step 950
950
#2C1A4A
oklch(27% 0.086 297.6)
#6336A8 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) | #0051AB | 0.115 |
| Deuteranopia (no green cones) | #004FA6 | 0.115 |
| Tritanopia (no blue cones) | #52516A | 0.134 |
| Achromatopsia (no color) | #505050 | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6336A8
#6336A8
oklch(45.2% 0.173 297)
- #525D00
#525D00
oklch(45.3% 0.105 117.4)
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 #6336A8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.026
- Bluey Purple #6241C7 ΔE 0.054
- Blue With A Hint Of Purple #533CC6 ΔE 0.057
- Grape #7209B7 ΔE 0.060
- Blueberry #464196 ΔE 0.061
- Blurple #5539CC ΔE 0.064
- Chrysanthemum #560BAD ΔE 0.066
- Dark Slate Blue #483D8B ΔE 0.068
Use #6336A8 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.