#A153CE
Closest named color: Amethyst (#9B5FC0). oklch(59% 0.19 311.2), rgb(161, 83, 206).
Aa
Black text reads best on this color (4.64:1).
About this color
#A153CE is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.190 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Amethyst (#9B5FC0), ΔE 0.036 away. Black text reads best on it, at 4.64:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.190) |
| Temperature | in between |
| Nearest name | Amethyst (#9B5FC0) |
| Black text | 4.64:1 |
| White text | 4.52:1 |
Values
| HEX | #A153CE |
| RGB | rgb(161, 83, 206) |
| HSL | hsl(278, 56%, 57%) |
| OKLCH | oklch(59% 0.19 311.2) |
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 #A153CE | 4.52:1 | AA | Lc -76.4 | Fine for body text |
| Black text on #A153CE | 4.64:1 | AA | Lc 33.2 | Non-text elements, placeholder text |
| #A153CE text on white | 4.52:1 | AA | Lc 70.9 | Content text, not long reading |
| #A153CE text on black | 4.64:1 | AA | Lc -30.8 | 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 600.
-
Step 50
50
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#EFE6F6
oklch(93.7% 0.023 310.7)
-
Step 200
200
#E3D1F1
oklch(88.5% 0.047 310.5)
-
Step 300
300
#D3B1EA
oklch(80.9% 0.087 311.4)
-
Step 400
400
#BC86DF
oklch(70.6% 0.138 311.1)
-
Step 500
500
#AB65D6
oklch(63.1% 0.175 311)
-
Step 600
600 (this color)
#A153CE
oklch(59% 0.19 311.2)
-
Step 700
700
#8039A8
oklch(49.1% 0.176 311)
-
Step 800
800
#683088
oklch(42.6% 0.146 311)
-
Step 900
900
#552C6D
oklch(37.8% 0.114 311.3)
-
Step 950
950
#321A40
oklch(27% 0.073 311.6)
#A153CE 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) | #2573D2 | 0.169 |
| Deuteranopia (no green cones) | #4878CB | 0.148 |
| Tritanopia (no blue cones) | #9C6A89 | 0.131 |
| Achromatopsia (no color) | #767676 | 0.192 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A153CE
#A153CE
oklch(59% 0.19 311.2)
- #598F00
#598F00
oklch(58.9% 0.161 131.1)
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 #A153CE, closest first.
No curated palette has a color within ΔE 0.04 of #A153CE.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Amethyst #9B5FC0 ΔE 0.036
- Medium Orchid #BA55D3 ΔE 0.047
- Deep Lavender #8D5EB7 ΔE 0.055
- Purpley #8756E4 ΔE 0.058
- Purply #983FB2 ΔE 0.058
- Lighter Purple #A55AF4 ΔE 0.058
- Dark Orchid #9932CC ΔE 0.061
- Medium Purple #9370DB ΔE 0.066
Use #A153CE 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.