#6B4EBD
Closest named color: Iris (#6258C4). oklch(51.3% 0.167 291.4), rgb(107, 78, 189).
Aa
White text reads best on this color (6.08:1).
About this color
#6B4EBD is a medium-dark, vivid purple. In OKLCH its lightness is 51%, its chroma 0.167 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.027 away. White text reads best on it, at 6.08:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.167) |
| Temperature | in between |
| Nearest name | Iris (#6258C4) |
| Black text | 3.44:1 |
| White text | 6.08:1 |
Values
| HEX | #6B4EBD |
| RGB | rgb(107, 78, 189) |
| HSL | hsl(256, 46%, 52%) |
| OKLCH | oklch(51.3% 0.167 291.4) |
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 #6B4EBD | 6.08:1 | AA | Lc -85.2 | Fine for body text |
| Black text on #6B4EBD | 3.44:1 | AA large text | Lc 24.0 | Dividers and decoration only |
| #6B4EBD text on white | 6.08:1 | AA | Lc 80.0 | Fine for body text |
| #6B4EBD text on black | 3.44:1 | AA large text | Lc -21.8 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#EAE7F9
oklch(93.6% 0.024 293.6)
-
Step 200
200
#D9D4F5
oklch(88.4% 0.045 292.4)
-
Step 300
300
#C1B8F1
oklch(81% 0.08 291.7)
-
Step 400
400
#A291EA
oklch(70.7% 0.128 291.5)
-
Step 500
500
#8D73E4
oklch(63.2% 0.165 291.6)
-
Step 600
600
#7858D2
oklch(55.6% 0.18 291.5)
-
Step 700
700 (this color)
#6B4EBD
oklch(51.3% 0.167 291.4)
-
Step 800
800
#523B93
oklch(42.6% 0.139 291.4)
-
Step 900
900
#443475
oklch(37.8% 0.107 291.8)
-
Step 950
950
#271F45
oklch(27% 0.069 290.8)
#6B4EBD 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) | #0064C1 | 0.105 |
| Deuteranopia (no green cones) | #0C60BB | 0.102 |
| Tritanopia (no blue cones) | #54677E | 0.136 |
| Achromatopsia (no color) | #626262 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B4EBD
#6B4EBD
oklch(51.3% 0.167 291.4)
- #6A6C00
#6A6C00
oklch(51.2% 0.113 111)
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 #6B4EBD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.027
- Slate Blue #6A5ACD ΔE 0.036
- Bluey Purple #6241C7 ΔE 0.038
- Light Indigo #6D5ACF ΔE 0.038
- Dark Periwinkle #665FD1 ΔE 0.048
- Blue With A Hint Of Purple #533CC6 ΔE 0.061
- Blurple #5539CC ΔE 0.066
- Warm Blue #4B57DB ΔE 0.067
Use #6B4EBD 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.