#6402B9
Closest named color: Grape (#7209B7). oklch(42.8% 0.23 297.8), rgb(100, 2, 185).
Aa
White text reads best on this color (9.32:1).
About this color
#6402B9 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.230 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape (#7209B7), ΔE 0.031 away. White text reads best on it, at 9.32:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.230) |
| Temperature | in between |
| Nearest name | Grape (#7209B7) |
| Black text | 2.25:1 |
| White text | 9.32:1 |
Values
| HEX | #6402B9 |
| RGB | rgb(100, 2, 185) |
| HSL | hsl(272, 98%, 37%) |
| OKLCH | oklch(42.8% 0.23 297.8) |
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 #6402B9 | 9.32:1 | AAA | Lc -93.8 | Preferred for body text |
| Black text on #6402B9 | 2.25:1 | Fails | Lc 14.7 | Not readable |
| #6402B9 text on white | 9.32:1 | AAA | Lc 89.3 | Fine for body text |
| #6402B9 text on black | 2.25:1 | Fails | Lc -13.0 | 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
#F6F3FF
oklch(97% 0.016 297.5)
-
Step 100
100
#ECE5FF
oklch(93.5% 0.036 298)
-
Step 200
200
#DED1FF
oklch(88.6% 0.064 298)
-
Step 300
300
#C9B1FF
oklch(80.9% 0.111 298)
-
Step 400
400
#AF84FF
oklch(70.7% 0.177 297.9)
-
Step 500
500
#9D5DFF
oklch(63.1% 0.229 297.6)
-
Step 600
600
#8E1EFF
oklch(55.6% 0.285 297.8)
-
Step 700
700
#7900DF
oklch(49.1% 0.266 297.6)
-
Step 800
800 (this color)
#6402B9
oklch(42.8% 0.23 297.8)
-
Step 900
900
#511892
oklch(37.8% 0.18 297.9)
-
Step 950
950
#2F1255
oklch(27% 0.113 298.1)
#6402B9 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) | #0047BD | 0.138 |
| Deuteranopia (no green cones) | #0045B6 | 0.138 |
| Tritanopia (no blue cones) | #4C476B | 0.172 |
| Achromatopsia (no color) | #474747 | 0.232 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6402B9
#6402B9
oklch(42.8% 0.23 297.8)
- #4B5600
#4B5600
oklch(42.8% 0.1 117.9)
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 #6402B9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape #7209B7 ΔE 0.031
- Chrysanthemum #560BAD ΔE 0.033
- Purple Blue #5D21D0 ΔE 0.050
- Violet Blue #510AC9 ΔE 0.050
- Imperial Purple #480CA8 ΔE 0.062
- Rebecca Purple #663399 ΔE 0.073
- Blurple #5539CC ΔE 0.074
- Blue With A Hint Of Purple #533CC6 ΔE 0.075
Use #6402B9 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.