#7B3FA5
Closest named color: Rebecca Purple (#663399). oklch(49.1% 0.162 308.7), rgb(123, 63, 165).
Aa
White text reads best on this color (6.78:1).
About this color
#7B3FA5 is a medium-dark, vivid purple. In OKLCH its lightness is 49%, its chroma 0.162 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.053 away. White text reads best on it, at 6.78:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.162) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 3.09:1 |
| White text | 6.78:1 |
Values
| HEX | #7B3FA5 |
| RGB | rgb(123, 63, 165) |
| HSL | hsl(275, 45%, 45%) |
| OKLCH | oklch(49.1% 0.162 308.7) |
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 #7B3FA5 | 6.78:1 | AA | Lc -87.9 | Fine for body text |
| Black text on #7B3FA5 | 3.09:1 | AA large text | Lc 21.1 | Dividers and decoration only |
| #7B3FA5 text on white | 6.78:1 | AA | Lc 82.9 | Fine for body text |
| #7B3FA5 text on black | 3.09:1 | AA large text | Lc -19.0 | 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 700.
-
Step 50
50
#F7F4FB
oklch(97.1% 0.01 305.4)
-
Step 100
100
#EEE6F6
oklch(93.6% 0.023 308.2)
-
Step 200
200
#E1D2F0
oklch(88.5% 0.044 307.9)
-
Step 300
300
#CFB3E8
oklch(80.8% 0.079 308.6)
-
Step 400
400
#B78ADC
oklch(70.7% 0.125 308.7)
-
Step 500
500
#A56AD2
oklch(63% 0.16 308.7)
-
Step 600
600
#914FBF
oklch(55.6% 0.174 309)
-
Step 700
700 (this color)
#7B3FA5
oklch(49.1% 0.162 308.7)
-
Step 800
800
#643586
oklch(42.7% 0.134 308.5)
-
Step 900
900
#522F6B
oklch(37.7% 0.105 309.2)
-
Step 950
950
#301C3F
oklch(27% 0.067 309)
#7B3FA5 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) | #1159A8 | 0.141 |
| Deuteranopia (no green cones) | #305CA3 | 0.125 |
| Tritanopia (no blue cones) | #75536C | 0.114 |
| Achromatopsia (no color) | #5B5B5B | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7B3FA5
#7B3FA5
oklch(49.1% 0.162 308.7)
- #4A6E00
#4A6E00
oklch(49.2% 0.13 128.6)
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 #7B3FA5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.053
- Purply #983FB2 ΔE 0.058
- Light Eggplant #894585 ΔE 0.064
- Warm Purple #952E8F ΔE 0.065
- Bluey Purple #6241C7 ΔE 0.072
- Iris #6258C4 ΔE 0.080
- Grape #7209B7 ΔE 0.081
- Deep Lavender #8D5EB7 ΔE 0.083
Use #7B3FA5 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.