#55296D
Closest named color: Grape Purple (#5D1451). oklch(37.3% 0.119 311.9), rgb(85, 41, 109).
Aa
White text reads best on this color (10.91:1).
About this color
#55296D is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.119 and its hue 312°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.060 away. White text reads best on it, at 10.91:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.119) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.92:1 |
| White text | 10.91:1 |
Values
| HEX | #55296D |
| RGB | rgb(85, 41, 109) |
| HSL | hsl(279, 45%, 29%) |
| OKLCH | oklch(37.3% 0.119 311.9) |
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 #55296D | 10.91:1 | AAA | Lc -98.8 | Preferred for body text |
| Black text on #55296D | 1.92:1 | Fails | Lc 9.1 | Not readable |
| #55296D text on white | 10.91:1 | AAA | Lc 94.8 | Preferred for body text |
| #55296D text on black | 1.92:1 | Fails | Lc -7.8 | 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 900.
-
Step 50
50
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#F0E5F7
oklch(93.6% 0.027 312.6)
-
Step 200
200
#E4D0F1
oklch(88.4% 0.049 312.2)
-
Step 300
300
#D4B0EB
oklch(80.8% 0.09 312)
-
Step 400
400
#BE85E0
oklch(70.7% 0.141 312)
-
Step 500
500
#AD62D8
oklch(63% 0.183 311.6)
-
Step 600
600
#9945C5
oklch(55.6% 0.198 311.9)
-
Step 700
700
#8235AA
oklch(49% 0.184 311.7)
-
Step 800
800
#6A2D8A
oklch(42.7% 0.153 311.8)
-
Step 900
900 (this color)
#55296D
oklch(37.3% 0.119 311.9)
-
Step 950
950
#321A41
oklch(27.1% 0.075 310.8)
#55296D 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) | #123A6F | 0.105 |
| Deuteranopia (no green cones) | #243E6B | 0.093 |
| Tritanopia (no blue cones) | #523547 | 0.080 |
| Achromatopsia (no color) | #3D3D3D | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55296D
#55296D
oklch(37.3% 0.119 311.9)
- #2B4B00
#2B4B00
oklch(37.3% 0.103 131.8)
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 #55296D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.060
- Dark Slate Blue #483D8B ΔE 0.069
- Royal Purple #4B006E ΔE 0.069
- Indigo #4B0082 ΔE 0.074
- Plum Purple #4E0550 ΔE 0.079
- Rich Purple #720058 ΔE 0.082
- Rebecca Purple #663399 ΔE 0.082
- Blueberry #464196 ΔE 0.088
Use #55296D 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.