#6B37BC
Closest named color: Bluey Purple (#6241C7). oklch(47.9% 0.196 296), rgb(107, 55, 188).
Aa
White text reads best on this color (7.24:1).
About this color
#6B37BC is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.196 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.030 away. White text reads best on it, at 7.24:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.196) |
| Temperature | in between |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 2.89:1 |
| White text | 7.24:1 |
Values
| HEX | #6B37BC |
| RGB | rgb(107, 55, 188) |
| HSL | hsl(263, 55%, 48%) |
| OKLCH | oklch(47.9% 0.196 296) |
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 #6B37BC | 7.24:1 | AAA | Lc -89.4 | Fine for body text |
| Black text on #6B37BC | 2.89:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #6B37BC text on white | 7.24:1 | AAA | Lc 84.4 | Fine for body text |
| #6B37BC text on black | 2.89:1 | Fails | Lc -17.5 | 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
#EBE7FB
oklch(93.7% 0.027 295)
-
Step 200
200
#DCD3F9
oklch(88.6% 0.053 296.2)
-
Step 300
300
#C6B4F7
oklch(80.8% 0.095 296.5)
-
Step 400
400
#AA8AF3
oklch(70.6% 0.152 296.3)
-
Step 500
500
#9669EF
oklch(63.1% 0.194 295.8)
-
Step 600
600
#824CDD
oklch(55.6% 0.21 295.9)
-
Step 700
700 (this color)
#6B37BC
oklch(47.9% 0.196 296)
-
Step 800
800
#5A329B
oklch(42.7% 0.162 296.3)
-
Step 900
900
#492E7C
oklch(37.7% 0.127 295.7)
-
Step 950
950
#2B1C48
oklch(27.1% 0.079 296.5)
#6B37BC 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) | #0058C0 | 0.123 |
| Deuteranopia (no green cones) | #0055B9 | 0.123 |
| Tritanopia (no blue cones) | #555876 | 0.150 |
| Achromatopsia (no color) | #575757 | 0.197 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B37BC
#6B37BC
oklch(47.9% 0.196 296)
- #5B6400
#5B6400
oklch(47.9% 0.109 115.7)
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 #6B37BC, closest first.
No curated palette has a color within ΔE 0.04 of #6B37BC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.030
- Blue With A Hint Of Purple #533CC6 ΔE 0.046
- Blurple #5539CC ΔE 0.048
- Purple Blue #5D21D0 ΔE 0.054
- Grape #7209B7 ΔE 0.054
- Rebecca Purple #663399 ΔE 0.057
- Burple #6832E3 ΔE 0.062
- Iris #6258C4 ΔE 0.070
Use #6B37BC 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.