#6C5FB2
Closest named color: Iris (#6258C4). oklch(53.7% 0.127 288.6), rgb(108, 95, 178).
Aa
White text reads best on this color (5.36:1).
About this color
#6C5FB2 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 54%, its chroma 0.127 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.039 away. White text reads best on it, at 5.36:1.
| Hue family | Purples |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.127) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.91:1 |
| White text | 5.36:1 |
Values
| HEX | #6C5FB2 |
| RGB | rgb(108, 95, 178) |
| HSL | hsl(249, 35%, 54%) |
| OKLCH | oklch(53.7% 0.127 288.6) |
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 #6C5FB2 | 5.36:1 | AA | Lc -81.9 | Fine for body text |
| Black text on #6C5FB2 | 3.91:1 | AA large text | Lc 27.5 | Dividers and decoration only |
| #6C5FB2 text on white | 5.36:1 | AA | Lc 76.6 | Fine for body text |
| #6C5FB2 text on black | 3.91:1 | AA large text | Lc -25.2 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E8F5
oklch(93.6% 0.017 289.6)
-
Step 200
200
#D8D6ED
oklch(88.5% 0.031 289.7)
-
Step 300
300
#BEBBE4
oklch(80.8% 0.057 288.4)
-
Step 400
400
#9E97D6
oklch(70.6% 0.091 288.9)
-
Step 500
500
#877DCC
oklch(63.2% 0.117 288.4)
-
Step 600
600 (this color)
#6C5FB2
oklch(53.7% 0.127 288.6)
-
Step 700
700
#5F539F
oklch(49.1% 0.119 288.5)
-
Step 800
800
#4E4481
oklch(42.7% 0.099 289)
-
Step 900
900
#403A67
oklch(37.6% 0.076 288.3)
-
Step 950
950
#26223C
oklch(27% 0.048 289.9)
#6C5FB2 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) | #416CB5 | 0.061 |
| Deuteranopia (no green cones) | #4169B0 | 0.060 |
| Tritanopia (no blue cones) | #596F80 | 0.105 |
| Achromatopsia (no color) | #6B6B6B | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C5FB2
#6C5FB2
oklch(53.7% 0.127 288.6)
- #747200
#747200
oklch(53.6% 0.116 108.5)
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 #6C5FB2, closest first.
No curated palette has a color within ΔE 0.04 of #6C5FB2.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.039
- Slate Blue #6A5ACD ΔE 0.046
- Light Indigo #6D5ACF ΔE 0.048
- Dark Periwinkle #665FD1 ΔE 0.049
- Deep Lavender #8D5EB7 ΔE 0.055
- French Blue #436BAD ΔE 0.061
- Dark Lavender #856798 ΔE 0.066
- Dusky Blue #475F94 ΔE 0.073
Use #6C5FB2 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.