#6B13A5
Closest named color: Grape (#7209B7). oklch(42.6% 0.206 305.6), rgb(107, 19, 165).
Aa
White text reads best on this color (9.28:1).
About this color
#6B13A5 is a dark, vivid purple. In OKLCH its lightness is 43%, its chroma 0.206 and its hue 306°. 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 9.28:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | vivid (0.206) |
| Temperature | in between |
| Nearest name | Grape (#7209B7) |
| Black text | 2.26:1 |
| White text | 9.28:1 |
Values
| HEX | #6B13A5 |
| RGB | rgb(107, 19, 165) |
| HSL | hsl(276, 79%, 36%) |
| OKLCH | oklch(42.6% 0.206 305.6) |
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 #6B13A5 | 9.28:1 | AAA | Lc -94.4 | Preferred for body text |
| Black text on #6B13A5 | 2.26:1 | Fails | Lc 14.1 | Not readable |
| #6B13A5 text on white | 9.28:1 | AAA | Lc 89.9 | Fine for body text |
| #6B13A5 text on black | 2.26:1 | Fails | Lc -12.4 | 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
#F8F3FE
oklch(97.1% 0.015 306.4)
-
Step 100
100
#EFE4FD
oklch(93.5% 0.035 305.5)
-
Step 200
200
#E4CEFD
oklch(88.4% 0.068 306.2)
-
Step 300
300
#D3ACFF
oklch(80.8% 0.121 305.4)
-
Step 400
400
#BE7BFE
oklch(70.7% 0.192 305.7)
-
Step 500
500
#AF4FFC
oklch(63.1% 0.246 305.8)
-
Step 600
600
#9B22EB
oklch(55.6% 0.268 305.8)
-
Step 700
700
#840ACD
oklch(49.1% 0.25 305.4)
-
Step 800
800 (this color)
#6B13A5
oklch(42.6% 0.206 305.6)
-
Step 900
900
#571D83
oklch(37.7% 0.161 305.7)
-
Step 950
950
#33134D
oklch(27% 0.103 305.9)
#6B13A5 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) | #0045A9 | 0.150 |
| Deuteranopia (no green cones) | #0047A2 | 0.152 |
| Tritanopia (no blue cones) | #603F61 | 0.144 |
| Achromatopsia (no color) | #474747 | 0.208 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B13A5
#6B13A5
oklch(42.6% 0.206 305.6)
- #405800
#405800
oklch(42.5% 0.108 125.7)
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 #6B13A5, 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 0.049
- Rebecca Purple #663399 ΔE 0.049
- Imperial Purple #480CA8 ΔE 0.076
- Purple #800080 ΔE 0.080
- Purple Blue #5D21D0 ΔE 0.080
- Dark Magenta #8B008B ΔE 0.084
- Violet Blue #510AC9 ΔE 0.084
Use #6B13A5 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.