#857AEB
Closest named color: Periwinkle (#8E82FE). oklch(64.2% 0.164 285.2), rgb(133, 122, 235).
Aa
Black text reads best on this color (5.98:1).
About this color
#857AEB is a medium-light, vivid purple. In OKLCH its lightness is 64%, its chroma 0.164 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.036 away. Black text reads best on it, at 5.98:1.
| Hue family | Purples |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.164) |
| Temperature | cool |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 5.98:1 |
| White text | 3.51:1 |
Values
| HEX | #857AEB |
| RGB | rgb(133, 122, 235) |
| HSL | hsl(246, 74%, 70%) |
| OKLCH | oklch(64.2% 0.164 285.2) |
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 #857AEB | 3.51:1 | AA large text | Lc -68.0 | Content text, not long reading |
| Black text on #857AEB | 5.98:1 | AA | Lc 41.6 | Non-text elements, placeholder text |
| #857AEB text on white | 3.51:1 | AA large text | Lc 62.5 | Content text, not long reading |
| #857AEB text on black | 5.98:1 | AA | Lc -39.2 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E8E8F9
oklch(93.6% 0.023 286)
-
Step 200
200
#D5D6F6
oklch(88.5% 0.044 284)
-
Step 300
300
#BBBAF3
oklch(81% 0.08 285.3)
-
Step 400
400
#9994ED
oklch(70.7% 0.128 285.2)
-
Step 500
500 (this color)
#857AEB
oklch(64.2% 0.164 285.2)
-
Step 600
600
#6D5CD5
oklch(55.5% 0.179 285.4)
-
Step 700
700
#5B4BB9
oklch(49.1% 0.167 285.1)
-
Step 800
800
#4A3E96
oklch(42.6% 0.139 285.1)
-
Step 900
900
#3E3677
oklch(37.7% 0.107 285.7)
-
Step 950
950
#242046
oklch(27% 0.069 285.6)
#857AEB 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) | #4B8CEF | 0.075 |
| Deuteranopia (no green cones) | #4885E8 | 0.074 |
| Tritanopia (no blue cones) | #6592A7 | 0.141 |
| Achromatopsia (no color) | #898989 | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #857AEB
#857AEB
oklch(64.2% 0.164 285.2)
- #999000
#999000
oklch(64.1% 0.136 105.2)
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 #857AEB, closest first.
No curated palette has a color within ΔE 0.04 of #857AEB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.036
- Medium Purple #9370DB ΔE 0.036
- Lavender Blue #8B88F8 ΔE 0.039
- Cornflower #6A79F7 ΔE 0.042
- Medium Slate Blue #7B68EE ΔE 0.048
- Perrywinkle #8F8CE7 ΔE 0.051
- Soft Blue #6488EA ΔE 0.052
- Deep Lilac #966EBD ΔE 0.074
Use #857AEB 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.