#6B57A2
Closest named color: Iris (#6258C4). oklch(51.1% 0.117 294.2), rgb(107, 87, 162).
Aa
White text reads best on this color (5.98:1).
About this color
#6B57A2 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 51%, its chroma 0.117 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.055 away. White text reads best on it, at 5.98:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.117) |
| Temperature | in between |
| Nearest name | Iris (#6258C4) |
| Black text | 3.51:1 |
| White text | 5.98:1 |
Values
| HEX | #6B57A2 |
| RGB | rgb(107, 87, 162) |
| HSL | hsl(256, 30%, 49%) |
| OKLCH | oklch(51.1% 0.117 294.2) |
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 #6B57A2 | 5.98:1 | AA | Lc -85.0 | Fine for body text |
| Black text on #6B57A2 | 3.51:1 | AA large text | Lc 24.3 | Dividers and decoration only |
| #6B57A2 text on white | 5.98:1 | AA | Lc 79.8 | Fine for body text |
| #6B57A2 text on black | 3.51:1 | AA large text | Lc -22.1 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#EAE8F4
oklch(93.6% 0.016 293.7)
-
Step 200
200
#DAD6EC
oklch(88.6% 0.03 294.1)
-
Step 300
300
#C2BAE2
oklch(80.9% 0.056 294.3)
-
Step 400
400
#A496D4
oklch(70.8% 0.09 294.3)
-
Step 500
500
#8E7BC8
oklch(63.2% 0.115 294.2)
-
Step 600
600
#7863B5
oklch(55.7% 0.125 293.7)
-
Step 700
700 (this color)
#6B57A2
oklch(51.1% 0.117 294.2)
-
Step 800
800
#53437E
oklch(42.8% 0.096 294.5)
-
Step 900
900
#443965
oklch(37.7% 0.074 294)
-
Step 950
950
#28223B
oklch(27.1% 0.046 294.1)
#6B57A2 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) | #3E64A5 | 0.067 |
| Deuteranopia (no green cones) | #4162A0 | 0.063 |
| Tritanopia (no blue cones) | #5E6575 | 0.094 |
| Achromatopsia (no color) | #636363 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6B57A2
#6B57A2
oklch(51.1% 0.117 294.2)
- #666D00
#666D00
oklch(51.1% 0.115 114.1)
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 #6B57A2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.055
- Muted Purple #805B87 ΔE 0.060
- Dusky Blue #475F94 ΔE 0.062
- Twilight #4E518B ΔE 0.062
- Slate Blue #6A5ACD ΔE 0.067
- Dusty Purple #825F87 ΔE 0.067
- Dark Lavender #856798 ΔE 0.069
- Deep Lavender #8D5EB7 ΔE 0.069
Use #6B57A2 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.