#553268
Closest named color: Dark Slate Blue (#483D8B). oklch(38.5% 0.097 312.6), rgb(85, 50, 104).
Aa
White text reads best on this color (10.28:1).
About this color
#553268 is a dark, moderately saturated purple. In OKLCH its lightness is 38%, its chroma 0.097 and its hue 313°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.065 away. White text reads best on it, at 10.28:1.
| Hue family | Purples |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.097) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.04:1 |
| White text | 10.28:1 |
Values
| HEX | #553268 |
| RGB | rgb(85, 50, 104) |
| HSL | hsl(279, 35%, 30%) |
| OKLCH | oklch(38.5% 0.097 312.6) |
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 #553268 | 10.28:1 | AAA | Lc -97.7 | Preferred for body text |
| Black text on #553268 | 2.04:1 | Fails | Lc 10.3 | Not readable |
| #553268 text on white | 10.28:1 | AAA | Lc 93.6 | Preferred for body text |
| #553268 text on black | 2.04:1 | Fails | Lc -8.9 | 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 900.
-
Step 50
50
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#EFE6F4
oklch(93.6% 0.021 313.8)
-
Step 200
200
#E2D2ED
oklch(88.5% 0.04 311.7)
-
Step 300
300
#D1B4E3
oklch(81% 0.072 312.4)
-
Step 400
400
#B98BD4
oklch(70.7% 0.115 312.4)
-
Step 500
500
#A86CC9
oklch(63.2% 0.148 312.6)
-
Step 600
600
#9351B6
oklch(55.6% 0.162 312.5)
-
Step 700
700
#7D419C
oklch(49% 0.15 312.6)
-
Step 800
800
#66367F
oklch(42.7% 0.125 312.6)
-
Step 900
900 (this color)
#553268
oklch(38.5% 0.097 312.6)
-
Step 950
950
#311D3C
oklch(27.2% 0.061 312.6)
#553268 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) | #263F6A | 0.080 |
| Deuteranopia (no green cones) | #304167 | 0.072 |
| Tritanopia (no blue cones) | #533A48 | 0.065 |
| Achromatopsia (no color) | #414141 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #553268
#553268
oklch(38.5% 0.097 312.6)
- #2E4E0E
#2E4E0E
oklch(38.5% 0.097 132.9)
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 #553268, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.065
- Grape Purple #5D1451 ΔE 0.069
- Blueberry #464196 ΔE 0.084
- Rebecca Purple #663399 ΔE 0.087
- Purple Brown #673A3F ΔE 0.088
- Rich Purple #720058 ΔE 0.090
- Velvet #750851 ΔE 0.091
- Twilight #4E518B ΔE 0.092
Use #553268 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.