#6C5BB0
Closest named color: Iris (#6258C4). oklch(52.8% 0.13 290.4), rgb(108, 91, 176).
Aa
White text reads best on this color (5.58:1).
About this color
#6C5BB0 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 53%, its chroma 0.130 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.037 away. White text reads best on it, at 5.58:1.
| Hue family | Purples |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.130) |
| Temperature | in between |
| Nearest name | Iris (#6258C4) |
| Black text | 3.76:1 |
| White text | 5.58:1 |
Values
| HEX | #6C5BB0 |
| RGB | rgb(108, 91, 176) |
| HSL | hsl(252, 35%, 52%) |
| OKLCH | oklch(52.8% 0.13 290.4) |
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 #6C5BB0 | 5.58:1 | AA | Lc -83.0 | Fine for body text |
| Black text on #6C5BB0 | 3.76:1 | AA large text | Lc 26.3 | Dividers and decoration only |
| #6C5BB0 text on white | 5.58:1 | AA | Lc 77.7 | Fine for body text |
| #6C5BB0 text on black | 3.76:1 | AA large text | Lc -24.0 | 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
#D8D6EE
oklch(88.5% 0.033 289.5)
-
Step 300
300
#C0BBE4
oklch(81% 0.058 290.6)
-
Step 400
400
#A097D7
oklch(70.8% 0.093 290.3)
-
Step 500
500
#897CCC
oklch(63.1% 0.119 290)
-
Step 600
600 (this color)
#6C5BB0
oklch(52.8% 0.13 290.4)
-
Step 700
700
#6152A0
oklch(49.1% 0.122 290)
-
Step 800
800
#4F4381
oklch(42.6% 0.1 290.4)
-
Step 900
900
#423968
oklch(37.7% 0.079 290.9)
-
Step 950
950
#26223D
oklch(27% 0.049 289.5)
#6C5BB0 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) | #3B69B3 | 0.069 |
| Deuteranopia (no green cones) | #3D66AE | 0.066 |
| Tritanopia (no blue cones) | #5A6C7D | 0.108 |
| Achromatopsia (no color) | #686868 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6C5BB0
#6C5BB0
oklch(52.8% 0.13 290.4)
- #6F7000
#6F7000
oklch(52.7% 0.115 110.4)
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 #6C5BB0, closest first.
No curated palette has a color within ΔE 0.04 of #6C5BB0.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.037
- Slate Blue #6A5ACD ΔE 0.046
- Light Indigo #6D5ACF ΔE 0.049
- Dark Periwinkle #665FD1 ΔE 0.052
- Deep Lavender #8D5EB7 ΔE 0.058
- French Blue #436BAD ΔE 0.066
- Dark Lavender #856798 ΔE 0.071
- Dusky Blue #475F94 ΔE 0.073
Use #6C5BB0 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.