#773D9B
Closest named color: Rebecca Purple (#663399). oklch(47.6% 0.153 310.3), rgb(119, 61, 155).
Aa
White text reads best on this color (7.17:1).
About this color
#773D9B is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.153 and its hue 310°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.041 away. White text reads best on it, at 7.17:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.153) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.92:1 |
| White text | 7.17:1 |
Values
| HEX | #773D9B |
| RGB | rgb(119, 61, 155) |
| HSL | hsl(277, 44%, 42%) |
| OKLCH | oklch(47.6% 0.153 310.3) |
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 #773D9B | 7.17:1 | AAA | Lc -89.4 | Fine for body text |
| Black text on #773D9B | 2.92:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #773D9B text on white | 7.17:1 | AAA | Lc 84.5 | Fine for body text |
| #773D9B text on black | 2.92:1 | Fails | Lc -17.5 | 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
#EEE6F5
oklch(93.6% 0.022 309.6)
-
Step 200
200
#E2D2EE
oklch(88.5% 0.042 310.9)
-
Step 300
300
#D0B4E5
oklch(81% 0.074 310.5)
-
Step 400
400
#B88BD7
oklch(70.7% 0.118 310.7)
-
Step 500
500
#A66CCD
oklch(63.2% 0.152 310.3)
-
Step 600
600
#9151B9
oklch(55.5% 0.165 310.5)
-
Step 700
700 (this color)
#773D9B
oklch(47.6% 0.153 310.3)
-
Step 800
800
#643781
oklch(42.7% 0.125 310.2)
-
Step 900
900
#523068
oklch(37.7% 0.099 310.5)
-
Step 950
950
#301D3D
oklch(27.1% 0.062 310.2)
#773D9B 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) | #1A559E | 0.133 |
| Deuteranopia (no green cones) | #335899 | 0.117 |
| Tritanopia (no blue cones) | #724F66 | 0.107 |
| Achromatopsia (no color) | #575757 | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #773D9B
#773D9B
oklch(47.6% 0.153 310.3)
- #436A00
#436A00
oklch(47.7% 0.129 130.3)
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 #773D9B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.041
- Light Eggplant #894585 ΔE 0.058
- Warm Purple #952E8F ΔE 0.064
- Purply #983FB2 ΔE 0.072
- Bluey Purple #6241C7 ΔE 0.081
- Dark Magenta #8B008B ΔE 0.082
- Grape #7209B7 ΔE 0.084
- Purple #800080 ΔE 0.087
Use #773D9B 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.