#553158
Closest named color: Grape Purple (#5D1451). oklch(37.4% 0.079 324.2), rgb(85, 49, 88).
Aa
White text reads best on this color (10.67:1).
About this color
#553158 is a dark, moderately saturated purple. In OKLCH its lightness is 37%, its chroma 0.079 and its hue 324°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grape Purple (#5D1451), ΔE 0.061 away. White text reads best on it, at 10.67:1.
| Hue family | Purples |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.079) |
| Temperature | in between |
| Nearest name | Grape Purple (#5D1451) |
| Black text | 1.96:1 |
| White text | 10.67:1 |
Values
| HEX | #553158 |
| RGB | rgb(85, 49, 88) |
| HSL | hsl(295, 28%, 27%) |
| OKLCH | oklch(37.4% 0.079 324.2) |
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 #553158 | 10.67:1 | AAA | Lc -98.5 | Preferred for body text |
| Black text on #553158 | 1.96:1 | Fails | Lc 9.3 | Not readable |
| #553158 text on white | 10.67:1 | AAA | Lc 94.6 | Preferred for body text |
| #553158 text on black | 1.96:1 | Fails | Lc -8.0 | 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
#F8F4F8
oklch(97.1% 0.007 325.6)
-
Step 100
100
#F0E6F0
oklch(93.6% 0.017 325.7)
-
Step 200
200
#E5D2E6
oklch(88.5% 0.034 324.3)
-
Step 300
300
#D4B4D6
oklch(80.8% 0.059 324.3)
-
Step 400
400
#BE8CC2
oklch(70.6% 0.095 324)
-
Step 500
500
#AD6FB2
oklch(63.1% 0.12 324.2)
-
Step 600
600
#98559E
oklch(55.5% 0.132 324.1)
-
Step 700
700
#824587
oklch(49.1% 0.123 324.4)
-
Step 800
800
#6A396E
oklch(42.7% 0.103 324.4)
-
Step 900
900 (this color)
#553158
oklch(37.4% 0.079 324.2)
-
Step 950
950
#321E34
oklch(27% 0.048 323.6)
#553158 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) | #2D3B59 | 0.072 |
| Deuteranopia (no green cones) | #374057 | 0.066 |
| Tritanopia (no blue cones) | #573540 | 0.047 |
| Achromatopsia (no color) | #3E3E3E | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #553158
#553158
oklch(37.4% 0.079 324.2)
- #234B24
#234B24
oklch(37.3% 0.079 144.3)
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 #553158, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grape Purple #5D1451 ΔE 0.061
- Purple Brown #673A3F ΔE 0.068
- Charcoal Grey #3C4142 ΔE 0.082
- Onyx #343A40 ΔE 0.082
- Velvet #750851 ΔE 0.086
- Rich Purple #720058 ΔE 0.088
- Dark Grey Blue #29465B ΔE 0.088
- Dark Slate Blue #483D8B ΔE 0.089
Use #553158 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.