#A578EC
Closest named color: Light Urple (#B36FF6). oklch(66.7% 0.17 299.7), rgb(165, 120, 236).
Aa
Black text reads best on this color (6.49:1).
About this color
#A578EC is a medium-light, vivid purple. In OKLCH its lightness is 67%, its chroma 0.170 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Urple (#B36FF6), ΔE 0.033 away. Black text reads best on it, at 6.49:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.170) |
| Temperature | in between |
| Nearest name | Light Urple (#B36FF6) |
| Black text | 6.49:1 |
| White text | 3.23:1 |
Values
| HEX | #A578EC |
| RGB | rgb(165, 120, 236) |
| HSL | hsl(263, 75%, 70%) |
| OKLCH | oklch(66.7% 0.17 299.7) |
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 #A578EC | 3.23:1 | AA large text | Lc -64.8 | Content text, not long reading |
| Black text on #A578EC | 6.49:1 | AA | Lc 44.7 | Non-text elements, placeholder text |
| #A578EC text on white | 3.23:1 | AA large text | Lc 59.3 | Large or bold text, headings |
| #A578EC text on black | 6.49:1 | AA | Lc -42.4 | 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
#F6F4FC
oklch(97.1% 0.011 297.6)
-
Step 100
100
#ECE7F8
oklch(93.7% 0.023 299.4)
-
Step 200
200
#DDD3F4
oklch(88.5% 0.046 299.3)
-
Step 300
300
#C8B5EF
oklch(80.9% 0.083 299.6)
-
Step 400
400
#AD8CE7
oklch(70.6% 0.133 299.7)
-
Step 500
500 (this color)
#A578EC
oklch(66.7% 0.17 299.7)
-
Step 600
600
#8551CD
oklch(55.5% 0.185 299.7)
-
Step 700
700
#7141B2
oklch(49.1% 0.172 299.6)
-
Step 800
800
#5C3690
oklch(42.6% 0.143 299.8)
-
Step 900
900
#4B3073
oklch(37.6% 0.112 299.6)
-
Step 950
950
#2C1D43
oklch(27% 0.07 300)
#A578EC 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) | #518FF0 | 0.115 |
| Deuteranopia (no green cones) | #5D8EE9 | 0.106 |
| Tritanopia (no blue cones) | #978EA7 | 0.132 |
| Achromatopsia (no color) | #8F8F8F | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A578EC
#A578EC
oklch(66.7% 0.17 299.7)
- #89A100
#89A100
oklch(66.7% 0.158 119.8)
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 #A578EC, closest first.
No curated palette has a color within ΔE 0.04 of #A578EC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Urple #B36FF6 ΔE 0.033
- Medium Purple #9370DB ΔE 0.043
- Light Purple #BF77F6 ΔE 0.045
- Periwinkle #8E82FE ΔE 0.046
- Lavender Blue #8B88F8 ΔE 0.052
- Easter Purple #C071FE ΔE 0.054
- Perrywinkle #8F8CE7 ΔE 0.058
- Lighter Purple #A55AF4 ΔE 0.066
Use #A578EC 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.