#6E5EC9
Closest named color: Slate Blue (#6A5ACD). oklch(55.1% 0.16 286.8), rgb(110, 94, 201).
Aa
White text reads best on this color (5.11:1).
About this color
#6E5EC9 is a medium-dark, vivid purple. In OKLCH its lightness is 55%, its chroma 0.160 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Slate Blue (#6A5ACD), ΔE 0.014 away. White text reads best on it, at 5.11:1.
| Hue family | Purples |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.160) |
| Temperature | cool |
| Nearest name | Slate Blue (#6A5ACD) |
| Black text | 4.10:1 |
| White text | 5.11:1 |
Values
| HEX | #6E5EC9 |
| RGB | rgb(110, 94, 201) |
| HSL | hsl(249, 50%, 58%) |
| OKLCH | oklch(55.1% 0.16 286.8) |
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 #6E5EC9 | 5.11:1 | AA | Lc -80.4 | Fine for body text |
| Black text on #6E5EC9 | 4.10:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #6E5EC9 text on white | 5.11:1 | AA | Lc 75.0 | Fine for body text |
| #6E5EC9 text on black | 4.10:1 | AA large text | Lc -26.7 | 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 600.
-
Step 50
50
#F5F5FC
oklch(97.2% 0.009 286.2)
-
Step 100
100
#E8E8F8
oklch(93.6% 0.022 286)
-
Step 200
200
#D7D6F3
oklch(88.6% 0.04 287.1)
-
Step 300
300
#BDBAEE
oklch(80.9% 0.073 287.3)
-
Step 400
400
#9C95E5
oklch(70.7% 0.116 287.1)
-
Step 500
500
#8579DD
oklch(63.2% 0.147 286.9)
-
Step 600
600 (this color)
#6E5EC9
oklch(55.1% 0.16 286.8)
-
Step 700
700
#5D4EAF
oklch(49% 0.149 286.6)
-
Step 800
800
#4C418E
oklch(42.8% 0.123 286.5)
-
Step 900
900
#3F3871
oklch(37.8% 0.095 286.6)
-
Step 950
950
#252142
oklch(27% 0.06 287.2)
#6E5EC9 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) | #2971CD | 0.084 |
| Deuteranopia (no green cones) | #276BC7 | 0.082 |
| Tritanopia (no blue cones) | #51758A | 0.135 |
| Achromatopsia (no color) | #6E6E6E | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6E5EC9
#6E5EC9
oklch(55.1% 0.16 286.8)
- #7B7600
#7B7600
oklch(55.2% 0.118 106.7)
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 #6E5EC9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate Blue #6A5ACD ΔE 0.014
- Light Indigo #6D5ACF ΔE 0.014
- Dark Periwinkle #665FD1 ΔE 0.017
- Iris #6258C4 ΔE 0.026
- Deep Lavender #8D5EB7 ΔE 0.059
- Purpley #8756E4 ΔE 0.060
- Warm Blue #4B57DB ΔE 0.062
- Medium Slate Blue #7B68EE ΔE 0.063
Use #6E5EC9 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.