#9178DA
Closest named color: Medium Purple (#9370DB). oklch(63.8% 0.144 293.7), rgb(145, 120, 218).
Aa
Black text reads best on this color (5.90:1).
About this color
#9178DA is a medium-light, vivid purple. In OKLCH its lightness is 64%, its chroma 0.144 and its hue 294°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Purple (#9370DB), ΔE 0.020 away. Black text reads best on it, at 5.90:1.
| Hue family | Purples |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.144) |
| Temperature | in between |
| Nearest name | Medium Purple (#9370DB) |
| Black text | 5.90:1 |
| White text | 3.55:1 |
Values
| HEX | #9178DA |
| RGB | rgb(145, 120, 218) |
| HSL | hsl(255, 57%, 66%) |
| OKLCH | oklch(63.8% 0.144 293.7) |
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 #9178DA | 3.55:1 | AA large text | Lc -68.5 | Content text, not long reading |
| Black text on #9178DA | 5.90:1 | AA | Lc 41.1 | Non-text elements, placeholder text |
| #9178DA text on white | 3.55:1 | AA large text | Lc 63.0 | Content text, not long reading |
| #9178DA text on black | 5.90:1 | AA | Lc -38.7 | 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#EAE8F7
oklch(93.7% 0.02 292.1)
-
Step 200
200
#DAD5F1
oklch(88.6% 0.038 293.8)
-
Step 300
300
#C2B9EB
oklch(81% 0.07 293)
-
Step 400
400
#A493E0
oklch(70.8% 0.112 293.5)
-
Step 500
500 (this color)
#9178DA
oklch(63.8% 0.144 293.7)
-
Step 600
600
#7A5CC5
oklch(55.6% 0.158 293.8)
-
Step 700
700
#674BAA
oklch(49.1% 0.146 293.9)
-
Step 800
800
#543E8A
oklch(42.7% 0.122 294)
-
Step 900
900
#45366E
oklch(37.8% 0.094 293.8)
-
Step 950
950
#282041
oklch(27% 0.06 293.1)
#9178DA 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) | #5889DE | 0.080 |
| Deuteranopia (no green cones) | #5C86D8 | 0.076 |
| Tritanopia (no blue cones) | #808A9E | 0.117 |
| Achromatopsia (no color) | #888888 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9178DA
#9178DA
oklch(63.8% 0.144 293.7)
- #8C9400
#8C9400
oklch(63.8% 0.143 113.6)
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 #9178DA, closest first.
No curated palette has a color within ΔE 0.04 of #9178DA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Purple #9370DB ΔE 0.020
- Deep Lilac #966EBD ΔE 0.046
- Perrywinkle #8F8CE7 ΔE 0.050
- Lavender Blue #8B88F8 ΔE 0.054
- Periwinkle #8E82FE ΔE 0.055
- Wisteria #A87DC2 ΔE 0.056
- Soft Purple #A66FB5 ΔE 0.064
- Medium Slate Blue #7B68EE ΔE 0.065
Use #9178DA 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.