#6A4BB8
Closest named color: Iris (#6258C4). oklch(50.3% 0.165 292.6), rgb(106, 75, 184).
Aa
White text reads best on this color (6.34:1).
About this color
#6A4BB8 is a medium-dark, vivid purple. In OKLCH its lightness is 50%, its chroma 0.165 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.035 away. White text reads best on it, at 6.34:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | vivid (0.165) |
| Temperature | in between |
| Nearest name | Iris (#6258C4) |
| Black text | 3.31:1 |
| White text | 6.34:1 |
Values
| HEX | #6A4BB8 |
| RGB | rgb(106, 75, 184) |
| HSL | hsl(257, 43%, 51%) |
| OKLCH | oklch(50.3% 0.165 292.6) |
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 #6A4BB8 | 6.34:1 | AA | Lc -86.3 | Fine for body text |
| Black text on #6A4BB8 | 3.31:1 | AA large text | Lc 22.9 | Dividers and decoration only |
| #6A4BB8 text on white | 6.34:1 | AA | Lc 81.2 | Fine for body text |
| #6A4BB8 text on black | 3.31:1 | AA large text | Lc -20.7 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#EAE7F8
oklch(93.5% 0.023 294.1)
-
Step 200
200
#D9D4F5
oklch(88.4% 0.045 292.4)
-
Step 300
300
#C2B8F0
oklch(81% 0.079 292.7)
-
Step 400
400
#A391E9
oklch(70.8% 0.127 292.2)
-
Step 500
500
#8E72E2
oklch(63% 0.164 292.6)
-
Step 600
600
#7A58D0
oklch(55.7% 0.177 292.8)
-
Step 700
700 (this color)
#6A4BB8
oklch(50.3% 0.165 292.6)
-
Step 800
800
#533B92
oklch(42.6% 0.137 292.3)
-
Step 900
900
#453474
oklch(37.8% 0.106 292.9)
-
Step 950
950
#281F44
oklch(27% 0.067 292.5)
#6A4BB8 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) | #0061BC | 0.106 |
| Deuteranopia (no green cones) | #0E5DB6 | 0.103 |
| Tritanopia (no blue cones) | #55637A | 0.132 |
| Achromatopsia (no color) | #5F5F5F | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6A4BB8
#6A4BB8
oklch(50.3% 0.165 292.6)
- #666A00
#666A00
oklch(50.4% 0.112 112.4)
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 #6A4BB8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.035
- Bluey Purple #6241C7 ΔE 0.036
- Slate Blue #6A5ACD ΔE 0.046
- Light Indigo #6D5ACF ΔE 0.048
- Dark Periwinkle #665FD1 ΔE 0.058
- Blue With A Hint Of Purple #533CC6 ΔE 0.059
- Blurple #5539CC ΔE 0.064
- Rebecca Purple #663399 ΔE 0.070
Use #6A4BB8 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.