#7B57EA
Closest named color: Purpley (#8756E4). oklch(57.5% 0.211 289.3), rgb(123, 87, 234).
Aa
White text reads best on this color (4.77:1).
About this color
#7B57EA is a medium-dark, vivid purple. In OKLCH its lightness is 57%, its chroma 0.211 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Purpley (#8756E4), ΔE 0.022 away. White text reads best on it, at 4.77:1.
| Hue family | Purples |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.211) |
| Temperature | cool |
| Nearest name | Purpley (#8756E4) |
| Black text | 4.39:1 |
| White text | 4.77:1 |
Values
| HEX | #7B57EA |
| RGB | rgb(123, 87, 234) |
| HSL | hsl(255, 78%, 63%) |
| OKLCH | oklch(57.5% 0.211 289.3) |
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 #7B57EA | 4.77:1 | AA | Lc -78.1 | Fine for body text |
| Black text on #7B57EA | 4.39:1 | AA large text | Lc 31.4 | Non-text elements, placeholder text |
| #7B57EA text on white | 4.77:1 | AA | Lc 72.7 | Content text, not long reading |
| #7B57EA text on black | 4.39:1 | AA large text | Lc -29.0 | 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
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FC
oklch(93.6% 0.028 290.2)
-
Step 200
200
#D7D4FB
oklch(88.5% 0.053 288.8)
-
Step 300
300
#BEB7FA
oklch(80.9% 0.094 288.9)
-
Step 400
400
#9F8EF8
oklch(70.6% 0.152 289.3)
-
Step 500
500
#8A6EF5
oklch(63.2% 0.194 289.2)
-
Step 600
600 (this color)
#7B57EA
oklch(57.5% 0.211 289.3)
-
Step 700
700
#6340C6
oklch(49.1% 0.197 289.1)
-
Step 800
800
#5136A0
oklch(42.7% 0.163 289.4)
-
Step 900
900
#42317F
oklch(37.8% 0.126 288.9)
-
Step 950
950
#271D4A
oklch(27% 0.08 290.2)
#7B57EA 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) | #0075EF | 0.117 |
| Deuteranopia (no green cones) | #006FE7 | 0.115 |
| Tritanopia (no blue cones) | #577A99 | 0.171 |
| Achromatopsia (no color) | #727272 | 0.212 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7B57EA
#7B57EA
oklch(57.5% 0.211 289.3)
- #7F7E00
#7F7E00
oklch(57.5% 0.125 109.2)
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 #7B57EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purpley #8756E4 ΔE 0.022
- Medium Slate Blue #7B68EE ΔE 0.037
- Light Indigo #6D5ACF ΔE 0.047
- Slate Blue #6A5ACD ΔE 0.052
- Dark Periwinkle #665FD1 ΔE 0.052
- Iris #6258C4 ΔE 0.070
- Lighter Purple #A55AF4 ΔE 0.075
- Blue Violet #8A2BE2 ΔE 0.075
Use #7B57EA 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.