#A370E7
Closest named color: Medium Purple (#9370DB). oklch(64.9% 0.176 301.5), rgb(163, 112, 231).
Aa
Black text reads best on this color (6.02:1).
About this color
#A370E7 is a medium-light, vivid purple. In OKLCH its lightness is 65%, its chroma 0.176 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Purple (#9370DB), ΔE 0.032 away. Black text reads best on it, at 6.02:1.
| Hue family | Purples |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.176) |
| Temperature | in between |
| Nearest name | Medium Purple (#9370DB) |
| Black text | 6.02:1 |
| White text | 3.48:1 |
Values
| HEX | #A370E7 |
| RGB | rgb(163, 112, 231) |
| HSL | hsl(266, 71%, 67%) |
| OKLCH | oklch(64.9% 0.176 301.5) |
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 #A370E7 | 3.48:1 | AA large text | Lc -67.6 | Content text, not long reading |
| Black text on #A370E7 | 6.02:1 | AA | Lc 42.0 | Non-text elements, placeholder text |
| #A370E7 text on white | 3.48:1 | AA large text | Lc 62.1 | Content text, not long reading |
| #A370E7 text on black | 6.02:1 | AA | Lc -39.6 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#ECE6F8
oklch(93.5% 0.025 301.1)
-
Step 200
200
#DED2F4
oklch(88.4% 0.048 301.5)
-
Step 300
300
#CAB4F0
oklch(80.9% 0.086 301.3)
-
Step 400
400
#B08BE8
oklch(70.8% 0.137 301.3)
-
Step 500
500 (this color)
#A370E7
oklch(64.9% 0.176 301.5)
-
Step 600
600
#894ECE
oklch(55.5% 0.191 301.7)
-
Step 700
700
#743EB3
oklch(49.1% 0.178 301.3)
-
Step 800
800
#5E3491
oklch(42.6% 0.148 301.1)
-
Step 900
900
#4D2F73
oklch(37.7% 0.114 301.5)
-
Step 950
950
#2D1C44
oklch(27% 0.073 301.3)
#A370E7 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) | #4789EB | 0.126 |
| Deuteranopia (no green cones) | #5589E4 | 0.116 |
| Tritanopia (no blue cones) | #9686A1 | 0.133 |
| Achromatopsia (no color) | #898989 | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A370E7
#A370E7
oklch(64.9% 0.176 301.5)
- #819C00
#819C00
oklch(64.9% 0.156 121.2)
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 #A370E7, closest first.
No curated palette has a color within ΔE 0.04 of #A370E7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Purple #9370DB ΔE 0.032
- Light Urple #B36FF6 ΔE 0.035
- Lighter Purple #A55AF4 ΔE 0.052
- Light Purple #BF77F6 ΔE 0.055
- Periwinkle #8E82FE ΔE 0.057
- Easter Purple #C071FE ΔE 0.059
- Lavender Blue #8B88F8 ΔE 0.065
- Deep Lilac #966EBD ΔE 0.067
Use #A370E7 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.