#6E51BF
Closest named color: Iris (#6258C4). oklch(52.2% 0.165 291.8), rgb(110, 81, 191).
Aa
White text reads best on this color (5.84:1).
About this color
#6E51BF is a medium-dark, vivid purple. In OKLCH its lightness is 52%, its chroma 0.165 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.024 away. White text reads best on it, at 5.84:1.
| Hue family | Purples |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.165) |
| Temperature | in between |
| Nearest name | Iris (#6258C4) |
| Black text | 3.59:1 |
| White text | 5.84:1 |
Values
| HEX | #6E51BF |
| RGB | rgb(110, 81, 191) |
| HSL | hsl(256, 46%, 53%) |
| OKLCH | oklch(52.2% 0.165 291.8) |
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 #6E51BF | 5.84:1 | AA | Lc -84.2 | Fine for body text |
| Black text on #6E51BF | 3.59:1 | AA large text | Lc 25.2 | Dividers and decoration only |
| #6E51BF text on white | 5.84:1 | AA | Lc 78.9 | Fine for body text |
| #6E51BF text on black | 3.59:1 | AA large text | Lc -22.9 | 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
#8D73E3
oklch(63.1% 0.164 291.7)
-
Step 600
600
#7858D1
oklch(55.5% 0.179 291.7)
-
Step 700
700 (this color)
#6E51BF
oklch(52.2% 0.165 291.8)
-
Step 800
800
#533B92
oklch(42.6% 0.137 292.3)
-
Step 900
900
#443475
oklch(37.8% 0.107 291.8)
-
Step 950
950
#281F44
oklch(27% 0.067 292.5)
#6E51BF 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) | #0C66C3 | 0.104 |
| Deuteranopia (no green cones) | #1863BD | 0.100 |
| Tritanopia (no blue cones) | #576980 | 0.134 |
| Achromatopsia (no color) | #656565 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6E51BF
#6E51BF
oklch(52.2% 0.165 291.8)
- #6C6F00
#6C6F00
oklch(52.2% 0.115 111.6)
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 #6E51BF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.024
- Slate Blue #6A5ACD ΔE 0.029
- Light Indigo #6D5ACF ΔE 0.031
- Dark Periwinkle #665FD1 ΔE 0.042
- Bluey Purple #6241C7 ΔE 0.045
- Deep Lavender #8D5EB7 ΔE 0.067
- Warm Blue #4B57DB ΔE 0.067
- Blue With A Hint Of Purple #533CC6 ΔE 0.069
Use #6E51BF 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.