#7B2B91
Closest named color: Rebecca Purple (#663399). oklch(45.2% 0.17 318.1), rgb(123, 43, 145).
Aa
White text reads best on this color (8.08:1).
About this color
#7B2B91 is a medium-dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.170 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.045 away. White text reads best on it, at 8.08:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.170) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.59:1 |
| White text | 8.08:1 |
Values
| HEX | #7B2B91 |
| RGB | rgb(123, 43, 145) |
| HSL | hsl(287, 54%, 37%) |
| OKLCH | oklch(45.2% 0.17 318.1) |
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 #7B2B91 | 8.08:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #7B2B91 | 2.59:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #7B2B91 text on white | 8.08:1 | AAA | Lc 87.2 | Fine for body text |
| #7B2B91 text on black | 2.59:1 | Fails | Lc -14.9 | 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
#F2E4F7
oklch(93.6% 0.029 317.2)
-
Step 200
200
#E9CEF1
oklch(88.5% 0.055 318.4)
-
Step 300
300
#DCACEA
oklch(80.8% 0.1 318.5)
-
Step 400
400
#C97EE0
oklch(70.8% 0.158 317.9)
-
Step 500
500
#BA57D7
oklch(63% 0.203 317.9)
-
Step 600
600
#A636C4
oklch(55.7% 0.22 318.2)
-
Step 700
700
#8E26A9
oklch(49.1% 0.205 318.2)
-
Step 800
800 (this color)
#7B2B91
oklch(45.2% 0.17 318.1)
-
Step 900
900
#5D236E
oklch(37.6% 0.133 317.7)
-
Step 950
950
#371640
oklch(27% 0.084 318.6)
#7B2B91 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) | #004B94 | 0.167 |
| Deuteranopia (no green cones) | #30528F | 0.143 |
| Tritanopia (no blue cones) | #7A3E5B | 0.106 |
| Achromatopsia (no color) | #505050 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7B2B91
#7B2B91
oklch(45.2% 0.17 318.1)
- #266700
#266700
oklch(45.3% 0.141 138.2)
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 #7B2B91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.045
- Dark Magenta #8B008B ΔE 0.049
- Purple #800080 ΔE 0.051
- Warm Purple #952E8F ΔE 0.055
- Light Eggplant #894585 ΔE 0.070
- Grape #7209B7 ΔE 0.076
- Purply #983FB2 ΔE 0.085
- Dark Slate Blue #483D8B ΔE 0.100
Use #7B2B91 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.