#73308A
Closest named color: Rebecca Purple (#663399). oklch(44.2% 0.152 316.4), rgb(115, 48, 138).
Aa
White text reads best on this color (8.33:1).
About this color
#73308A is a dark, vivid purple. In OKLCH its lightness is 44%, its chroma 0.152 and its hue 316°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.036 away. White text reads best on it, at 8.33:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | vivid (0.152) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.51:1 |
| White text | 8.33:1 |
Values
| HEX | #73308A |
| RGB | rgb(115, 48, 138) |
| HSL | hsl(285, 48%, 36%) |
| OKLCH | oklch(44.2% 0.152 316.4) |
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 #73308A | 8.33:1 | AAA | Lc -92.8 | Preferred for body text |
| Black text on #73308A | 2.51:1 | Fails | Lc 15.8 | Dividers and decoration only |
| #73308A text on white | 8.33:1 | AAA | Lc 88.2 | Fine for body text |
| #73308A text on black | 2.51:1 | Fails | Lc -14.0 | Not readable |
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 800.
-
Step 50
50
#F9F3FB
oklch(97.1% 0.012 317.7)
-
Step 100
100
#F1E5F6
oklch(93.6% 0.026 316.1)
-
Step 200
200
#E6D0F0
oklch(88.5% 0.049 315.4)
-
Step 300
300
#D8AFE8
oklch(80.9% 0.09 316.4)
-
Step 400
400
#C383DC
oklch(70.7% 0.142 316.1)
-
Step 500
500
#B460D2
oklch(63.2% 0.182 316.4)
-
Step 600
600
#9F42BF
oklch(55.7% 0.198 316.3)
-
Step 700
700
#8832A4
oklch(49.1% 0.184 316.6)
-
Step 800
800 (this color)
#73308A
oklch(44.2% 0.152 316.4)
-
Step 900
900
#5A296B
oklch(37.8% 0.119 316.5)
-
Step 950
950
#35193F
oklch(27.2% 0.075 316.5)
#73308A 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) | #104A8D | 0.146 |
| Deuteranopia (no green cones) | #315088 | 0.126 |
| Tritanopia (no blue cones) | #724058 | 0.099 |
| Achromatopsia (no color) | #4E4E4E | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73308A
#73308A
oklch(44.2% 0.152 316.4)
- #2B6200
#2B6200
oklch(44.1% 0.132 136.5)
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 #73308A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.036
- Purple #800080 ΔE 0.058
- Dark Magenta #8B008B ΔE 0.065
- Warm Purple #952E8F ΔE 0.068
- Light Eggplant #894585 ΔE 0.070
- Dark Slate Blue #483D8B ΔE 0.082
- Grape #7209B7 ΔE 0.086
- Blueberry #464196 ΔE 0.088
Use #73308A 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.