#64259F
Closest named color: Rebecca Purple (#663399). oklch(42.6% 0.184 302.5), rgb(100, 37, 159).
Aa
White text reads best on this color (9.10:1).
About this color
#64259F is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.184 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.028 away. White text reads best on it, at 9.10:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.184) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.30:1 |
| White text | 9.10:1 |
Values
| HEX | #64259F |
| RGB | rgb(100, 37, 159) |
| HSL | hsl(271, 62%, 38%) |
| OKLCH | oklch(42.6% 0.184 302.5) |
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 #64259F | 9.10:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #64259F | 2.30:1 | Fails | Lc 14.0 | Not readable |
| #64259F text on white | 9.10:1 | AAA | Lc 90.0 | Preferred for body text |
| #64259F text on black | 2.30:1 | Fails | Lc -12.3 | 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
#EEE5FC
oklch(93.6% 0.032 303.5)
-
Step 200
200
#E0D0FB
oklch(88.4% 0.061 302.1)
-
Step 300
300
#CEB0FA
oklch(80.9% 0.107 302.7)
-
Step 400
400
#B682F8
oklch(70.7% 0.173 302.6)
-
Step 500
500
#A55CF4
oklch(63% 0.22 302.6)
-
Step 600
600
#913AE3
oklch(55.6% 0.239 302.5)
-
Step 700
700
#7C29C5
oklch(49.1% 0.222 302.8)
-
Step 800
800 (this color)
#64259F
oklch(42.6% 0.184 302.5)
-
Step 900
900
#51267F
oklch(37.7% 0.143 302.1)
-
Step 950
950
#30184A
oklch(27.1% 0.09 303)
#64259F 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) | #0047A2 | 0.131 |
| Deuteranopia (no green cones) | #00489D | 0.132 |
| Tritanopia (no blue cones) | #584461 | 0.132 |
| Achromatopsia (no color) | #484848 | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64259F
#64259F
oklch(42.6% 0.184 302.5)
- #455700
#455700
oklch(42.6% 0.104 122.4)
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 #64259F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.028
- Chrysanthemum #560BAD ΔE 0.049
- Grape #7209B7 ΔE 0.049
- Imperial Purple #480CA8 ΔE 0.070
- Dark Slate Blue #483D8B ΔE 0.074
- Blueberry #464196 ΔE 0.075
- Purple Blue #5D21D0 ΔE 0.081
- Blue With A Hint Of Purple #533CC6 ΔE 0.082
Use #64259F 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.