#642384
Closest named color: Rebecca Purple (#663399). oklch(40.2% 0.158 312.1), rgb(100, 35, 132).
Aa
White text reads best on this color (9.92:1).
About this color
#642384 is a dark, vivid purple. In OKLCH its lightness is 40%, its chroma 0.158 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.045 away. White text reads best on it, at 9.92:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | vivid (0.158) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.11:1 |
| White text | 9.92:1 |
Values
| HEX | #642384 |
| RGB | rgb(100, 35, 132) |
| HSL | hsl(280, 58%, 33%) |
| OKLCH | oklch(40.2% 0.158 312.1) |
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 #642384 | 9.92:1 | AAA | Lc -96.5 | Preferred for body text |
| Black text on #642384 | 2.11:1 | Fails | Lc 11.7 | Not readable |
| #642384 text on white | 9.92:1 | AAA | Lc 92.2 | Preferred for body text |
| #642384 text on black | 2.11:1 | Fails | Lc -10.2 | 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
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#F0E5F7
oklch(93.6% 0.027 312.6)
-
Step 200
200
#E5D0F2
oklch(88.5% 0.051 312.6)
-
Step 300
300
#D5B0EC
oklch(81% 0.092 312.2)
-
Step 400
400
#BF83E3
oklch(70.6% 0.149 311.8)
-
Step 500
500
#AF60DA
oklch(63.1% 0.189 312.1)
-
Step 600
600
#9B42C8
oklch(55.7% 0.206 312.1)
-
Step 700
700
#8432AD
oklch(49.1% 0.191 311.9)
-
Step 800
800 (this color)
#642384
oklch(40.2% 0.158 312.1)
-
Step 900
900
#572970
oklch(37.8% 0.123 311.8)
-
Step 950
950
#331941
oklch(27% 0.077 312.4)
#642384 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) | #004087 | 0.139 |
| Deuteranopia (no green cones) | #174482 | 0.131 |
| Tritanopia (no blue cones) | #603851 | 0.106 |
| Achromatopsia (no color) | #434343 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #642384
#642384
oklch(40.2% 0.158 312.1)
- #305400
#305400
oklch(40.3% 0.112 132.1)
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 #642384, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.045
- Purple #800080 ΔE 0.064
- Dark Slate Blue #483D8B ΔE 0.073
- Indigo #4B0082 ΔE 0.073
- Chrysanthemum #560BAD ΔE 0.081
- Dark Magenta #8B008B ΔE 0.083
- Royal Purple #4B006E ΔE 0.083
- Blueberry #464196 ΔE 0.084
Use #642384 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.