#6B5AAB
Closest named color: Iris (#6258C4). oklch(52.2% 0.125 291.1), rgb(107, 90, 171).
Aa
White text reads best on this color (5.71:1).
About this color
#6B5AAB is a medium-dark, moderately saturated purple. In OKLCH its lightness is 52%, its chroma 0.125 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.043 away. White text reads best on it, at 5.71:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.125) |
| Temperature | in between |
| Nearest name | Iris (#6258C4) |
| Black text | 3.67:1 |
| White text | 5.71:1 |
Values
| HEX | #6B5AAB |
| RGB | rgb(107, 90, 171) |
| HSL | hsl(253, 33%, 51%) |
| OKLCH | oklch(52.2% 0.125 291.1) |
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 #6B5AAB | 5.71:1 | AA | Lc -83.7 | Fine for body text |
| Black text on #6B5AAB | 3.67:1 | AA large text | Lc 25.6 | Dividers and decoration only |
| #6B5AAB text on white | 5.71:1 | AA | Lc 78.4 | Fine for body text |
| #6B5AAB text on black | 3.67:1 | AA large text | Lc -23.4 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F5
oklch(93.6% 0.017 289.6)
-
Step 200
200
#D9D6EE
oklch(88.6% 0.033 291.5)
-
Step 300
300
#C0BAE5
oklch(80.8% 0.06 291.4)
-
Step 400
400
#A196D8
oklch(70.7% 0.096 291.4)
-
Step 500
500
#8A7BCE
oklch(63.1% 0.123 290.7)
-
Step 600
600
#7562BB
oklch(55.6% 0.135 291.2)
-
Step 700
700 (this color)
#6B5AAB
oklch(52.2% 0.125 291.1)
-
Step 800
800
#504382
oklch(42.7% 0.102 290.9)
-
Step 900
900
#423969
oklch(37.7% 0.081 290.6)
-
Step 950
950
#27223D
oklch(27.1% 0.049 291.2)
#6B5AAB 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) | #3D68AE | 0.067 |
| Deuteranopia (no green cones) | #3F65A9 | 0.064 |
| Tritanopia (no blue cones) | #5B6A7A | 0.103 |
| Achromatopsia (no color) | #666666 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B5AAB
#6B5AAB
oklch(52.2% 0.125 291.1)
- #6D6F00
#6D6F00
oklch(52.2% 0.115 111)
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 #6B5AAB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.043
- Slate Blue #6A5ACD ΔE 0.053
- Light Indigo #6D5ACF ΔE 0.056
- Dark Periwinkle #665FD1 ΔE 0.059
- Deep Lavender #8D5EB7 ΔE 0.062
- French Blue #436BAD ΔE 0.065
- Dusky Blue #475F94 ΔE 0.067
- Muted Purple #805B87 ΔE 0.068
Use #6B5AAB 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.