#7A3588
Closest named color: Rebecca Purple (#663399). oklch(45.7% 0.146 320.6), rgb(122, 53, 136).
Aa
White text reads best on this color (7.80:1).
About this color
#7A3588 is a medium-dark, vivid purple. In OKLCH its lightness is 46%, its chroma 0.146 and its hue 321°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.051 away. White text reads best on it, at 7.80:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.146) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.69:1 |
| White text | 7.80:1 |
Values
| HEX | #7A3588 |
| RGB | rgb(122, 53, 136) |
| HSL | hsl(290, 44%, 37%) |
| OKLCH | oklch(45.7% 0.146 320.6) |
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 #7A3588 | 7.80:1 | AAA | Lc -91.3 | Preferred for body text |
| Black text on #7A3588 | 2.69:1 | Fails | Lc 17.5 | Dividers and decoration only |
| #7A3588 text on white | 7.80:1 | AAA | Lc 86.5 | Fine for body text |
| #7A3588 text on black | 2.69:1 | Fails | Lc -15.6 | 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 800.
-
Step 50
50
#F9F3FA
oklch(97.1% 0.011 321.3)
-
Step 100
100
#F2E5F4
oklch(93.7% 0.024 321.7)
-
Step 200
200
#E8D0ED
oklch(88.6% 0.047 320.4)
-
Step 300
300
#DAAFE3
oklch(80.9% 0.086 320.5)
-
Step 400
400
#C683D4
oklch(70.7% 0.135 320.5)
-
Step 500
500
#B760C9
oklch(63.1% 0.175 320.5)
-
Step 600
600
#A243B6
oklch(55.6% 0.19 320.3)
-
Step 700
700
#8B339C
oklch(49.1% 0.177 320.8)
-
Step 800
800 (this color)
#7A3588
oklch(45.7% 0.146 320.6)
-
Step 900
900
#5B2966
oklch(37.7% 0.114 320.1)
-
Step 950
950
#36193C
oklch(27.1% 0.072 320.5)
#7A3588 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) | #234D8B | 0.141 |
| Deuteranopia (no green cones) | #3D5586 | 0.123 |
| Tritanopia (no blue cones) | #7B4259 | 0.091 |
| Achromatopsia (no color) | #525252 | 0.147 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7A3588
#7A3588
oklch(45.7% 0.146 320.6)
- #1B6905
#1B6905
oklch(45.6% 0.145 140.6)
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 #7A3588, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.051
- Light Eggplant #894585 ΔE 0.051
- Warm Purple #952E8F ΔE 0.054
- Purple #800080 ΔE 0.064
- Dark Magenta #8B008B ΔE 0.065
- Purply #983FB2 ΔE 0.089
- Dark Slate Blue #483D8B ΔE 0.093
- Muted Purple #805B87 ΔE 0.095
Use #7A3588 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.