#857AEC
Closest named color: Periwinkle (#8E82FE). oklch(64.2% 0.166 285.1), rgb(133, 122, 236).
Aa
Black text reads best on this color (5.99:1).
About this color
#857AEC is a medium-light, vivid purple. In OKLCH its lightness is 64%, its chroma 0.166 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle (#8E82FE), ΔE 0.035 away. Black text reads best on it, at 5.99:1.
| Hue family | Purples |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.166) |
| Temperature | cool |
| Nearest name | Periwinkle (#8E82FE) |
| Black text | 5.99:1 |
| White text | 3.50:1 |
Values
| HEX | #857AEC |
| RGB | rgb(133, 122, 236) |
| HSL | hsl(246, 75%, 70%) |
| OKLCH | oklch(64.2% 0.166 285.1) |
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 #857AEC | 3.50:1 | AA large text | Lc -67.9 | Content text, not long reading |
| Black text on #857AEC | 5.99:1 | AA | Lc 41.7 | Non-text elements, placeholder text |
| #857AEC text on white | 3.50:1 | AA large text | Lc 62.4 | Content text, not long reading |
| #857AEC text on black | 5.99:1 | AA | Lc -39.3 | 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
#BBBAF4
oklch(81% 0.081 285.2)
-
Step 400
400
#9994EE
oklch(70.8% 0.13 285.1)
-
Step 500
500 (this color)
#857AEC
oklch(64.2% 0.166 285.1)
-
Step 600
600
#6D5CD6
oklch(55.6% 0.18 285.3)
-
Step 700
700
#5B4BBA
oklch(49.1% 0.168 285)
-
Step 800
800
#4A3E96
oklch(42.6% 0.139 285.1)
-
Step 900
900
#3D3678
oklch(37.7% 0.109 284.7)
-
Step 950
950
#242046
oklch(27% 0.069 285.6)
#857AEC 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) | #4A8CF0 | 0.076 |
| Deuteranopia (no green cones) | #4785E9 | 0.075 |
| Tritanopia (no blue cones) | #6592A8 | 0.141 |
| Achromatopsia (no color) | #898989 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #857AEC
#857AEC
oklch(64.2% 0.166 285.1)
- #9A9100
#9A9100
oklch(64.4% 0.137 105.2)
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 #857AEC, closest first.
No curated palette has a color within ΔE 0.04 of #857AEC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle #8E82FE ΔE 0.035
- Medium Purple #9370DB ΔE 0.037
- Lavender Blue #8B88F8 ΔE 0.038
- Cornflower #6A79F7 ΔE 0.041
- Medium Slate Blue #7B68EE ΔE 0.047
- Perrywinkle #8F8CE7 ΔE 0.051
- Soft Blue #6488EA ΔE 0.052
- Cornflower Blue #6495ED ΔE 0.075
Use #857AEC 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.