#551A48
Closest named color: Grape Purple (#5D1451). oklch(32.9% 0.105 337.5), rgb(85, 26, 72).
Aa
White text reads best on this color (12.90:1).
About this color
#551A48 is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.105 and its hue 337°. Its hue sits on the warm side of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.025 away. White text reads best on it, at 12.90:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.105) |
| Temperature | warm |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.62:1 |
| White text | 12.90:1 |
Values
| HEX | #551A48 |
| RGB | rgb(85, 26, 72) |
| HSL | hsl(313, 53%, 22%) |
| OKLCH | oklch(32.9% 0.105 337.5) |
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 #551A48 | 12.90:1 | AAA | Lc -101.8 | Preferred for body text |
| Black text on #551A48 | 1.62:1 | Fails | Lc 0.0 | Not readable |
| #551A48 text on white | 12.90:1 | AAA | Lc 98.5 | Preferred for body text |
| #551A48 text on black | 1.62:1 | Fails | Lc 0.0 | 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
#FAF3F8
oklch(97.1% 0.01 335.5)
-
Step 100
100
#F5E4EF
oklch(93.6% 0.023 338.6)
-
Step 200
200
#EDCFE4
oklch(88.6% 0.043 336.8)
-
Step 300
300
#E3ADD3
oklch(80.9% 0.08 337.5)
-
Step 400
400
#D380BD
oklch(70.7% 0.128 337.4)
-
Step 500
500
#C55DAC
oklch(63.1% 0.163 337.4)
-
Step 600
600
#B04097
oklch(55.6% 0.176 337.6)
-
Step 700
700
#973181
oklch(49.1% 0.164 337.5)
-
Step 800
800
#7B2A69
oklch(42.8% 0.136 337.5)
-
Step 900
900 (this color)
#551A48
oklch(32.9% 0.105 337.5)
-
Step 950
950
#3A1832
oklch(27% 0.066 337)
#551A48 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) | #1C2C49 | 0.113 |
| Deuteranopia (no green cones) | #2E3547 | 0.099 |
| Tritanopia (no blue cones) | #5A1D2E | 0.051 |
| Achromatopsia (no color) | #323232 | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #551A48
#551A48
oklch(32.9% 0.105 337.5)
- #004125
#004125
oklch(33% 0.078 157.5)
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 #551A48, closest first.
No curated palette has a color within ΔE 0.04 of #551A48.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.025
- Plum Purple #4E0550 ΔE 0.044
- Deep Violet #490648 ΔE 0.048
- Eggplant Purple #430541 ΔE 0.060
- Burgundy #610023 ΔE 0.069
- Rich Purple #720058 ΔE 0.070
- Velvet #750851 ΔE 0.071
- Merlot #730039 ΔE 0.071
Use #551A48 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.