#7C3998
Closest named color: Rebecca Purple (#663399). oklch(47.5% 0.158 314.6), rgb(124, 57, 152).
Aa
White text reads best on this color (7.25:1).
About this color
#7C3998 is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.158 and its hue 315°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.047 away. White text reads best on it, at 7.25:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.158) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.89:1 |
| White text | 7.25:1 |
Values
| HEX | #7C3998 |
| RGB | rgb(124, 57, 152) |
| HSL | hsl(282, 45%, 41%) |
| OKLCH | oklch(47.5% 0.158 314.6) |
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 #7C3998 | 7.25:1 | AAA | Lc -89.6 | Fine for body text |
| Black text on #7C3998 | 2.89:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #7C3998 text on white | 7.25:1 | AAA | Lc 84.6 | Fine for body text |
| #7C3998 text on black | 2.89:1 | Fails | Lc -17.4 | 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
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#EFE6F4
oklch(93.6% 0.021 313.8)
-
Step 200
200
#E4D1ED
oklch(88.5% 0.043 315)
-
Step 300
300
#D3B2E3
oklch(80.8% 0.076 314.6)
-
Step 400
400
#BD89D5
oklch(70.8% 0.121 314.7)
-
Step 500
500
#AC69CA
oklch(63.2% 0.156 314.6)
-
Step 600
600
#974EB6
oklch(55.6% 0.168 314.7)
-
Step 700
700 (this color)
#7C3998
oklch(47.5% 0.158 314.6)
-
Step 800
800
#69347F
oklch(42.8% 0.13 314.9)
-
Step 900
900
#552E66
oklch(37.6% 0.101 314.7)
-
Step 950
950
#321C3C
oklch(27.1% 0.064 314.5)
#7C3998 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) | #19539B | 0.146 |
| Deuteranopia (no green cones) | #375996 | 0.127 |
| Tritanopia (no blue cones) | #7A4A63 | 0.104 |
| Achromatopsia (no color) | #575757 | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7C3998
#7C3998
oklch(47.5% 0.158 314.6)
- #376C00
#376C00
oklch(47.5% 0.138 134.7)
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 #7C3998, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.047
- Warm Purple #952E8F ΔE 0.053
- Light Eggplant #894585 ΔE 0.054
- Purply #983FB2 ΔE 0.068
- Dark Magenta #8B008B ΔE 0.070
- Purple #800080 ΔE 0.077
- Grape #7209B7 ΔE 0.084
- Bluey Purple #6241C7 ΔE 0.091
Use #7C3998 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.