#6B45BB
Closest named color: Bluey Purple (#6241C7). oklch(49.7% 0.177 293.8), rgb(107, 69, 187).
Aa
White text reads best on this color (6.57:1).
About this color
#6B45BB is a medium-dark, vivid purple. In OKLCH its lightness is 50%, its chroma 0.177 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.027 away. White text reads best on it, at 6.57:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.177) |
| Temperature | in between |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.19:1 |
| White text | 6.57:1 |
Values
| HEX | #6B45BB |
| RGB | rgb(107, 69, 187) |
| HSL | hsl(259, 46%, 50%) |
| OKLCH | oklch(49.7% 0.177 293.8) |
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 #6B45BB | 6.57:1 | AA | Lc -87.2 | Fine for body text |
| Black text on #6B45BB | 3.19:1 | AA large text | Lc 22.0 | Dividers and decoration only |
| #6B45BB text on white | 6.57:1 | AA | Lc 82.1 | Fine for body text |
| #6B45BB text on black | 3.19:1 | AA large text | Lc -19.8 | Dividers and decoration only |
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 700.
-
Step 50
50
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EAE7F9
oklch(93.6% 0.024 293.6)
-
Step 200
200
#DAD4F6
oklch(88.5% 0.047 293.5)
-
Step 300
300
#C3B6F3
oklch(80.8% 0.086 294.2)
-
Step 400
400
#A58EED
oklch(70.6% 0.137 293.7)
-
Step 500
500
#916FE7
oklch(63.1% 0.175 293.9)
-
Step 600
600
#7D54D5
oklch(55.7% 0.189 294)
-
Step 700
700 (this color)
#6B45BB
oklch(49.7% 0.177 293.8)
-
Step 800
800
#563896
oklch(42.8% 0.147 294)
-
Step 900
900
#463277
oklch(37.7% 0.113 293.6)
-
Step 950
950
#291E46
oklch(27.1% 0.072 293.7)
#6B45BB 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) | #005EBF | 0.112 |
| Deuteranopia (no green cones) | #005BB9 | 0.112 |
| Tritanopia (no blue cones) | #556079 | 0.141 |
| Achromatopsia (no color) | #5D5D5D | 0.178 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B45BB
#6B45BB
oklch(49.7% 0.177 293.8)
- #626900
#626900
oklch(49.8% 0.112 114.3)
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 #6B45BB, closest first.
No curated palette has a color within ΔE 0.04 of #6B45BB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.027
- Iris #6258C4 ΔE 0.045
- Blue With A Hint Of Purple #533CC6 ΔE 0.051
- Slate Blue #6A5ACD ΔE 0.053
- Light Indigo #6D5ACF ΔE 0.055
- Blurple #5539CC ΔE 0.055
- Dark Periwinkle #665FD1 ΔE 0.066
- Rebecca Purple #663399 ΔE 0.066
Use #6B45BB 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.