#533E79
Closest named color: Dark Slate Blue (#483D8B). oklch(41.5% 0.097 298.5), rgb(83, 62, 121).
Aa
White text reads best on this color (9.00:1).
About this color
#533E79 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.097 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.036 away. White text reads best on it, at 9.00:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.097) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.33:1 |
| White text | 9.00:1 |
Values
| HEX | #533E79 |
| RGB | rgb(83, 62, 121) |
| HSL | hsl(261, 32%, 36%) |
| OKLCH | oklch(41.5% 0.097 298.5) |
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 #533E79 | 9.00:1 | AAA | Lc -94.9 | Preferred for body text |
| Black text on #533E79 | 2.33:1 | Fails | Lc 13.4 | Not readable |
| #533E79 text on white | 9.00:1 | AAA | Lc 90.5 | Preferred for body text |
| #533E79 text on black | 2.33:1 | Fails | Lc -11.8 | 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 800.
-
Step 50
50
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EBE8F4
oklch(93.7% 0.016 297.5)
-
Step 200
200
#DBD5EC
oklch(88.5% 0.032 297.7)
-
Step 300
300
#C5B9E1
oklch(80.9% 0.057 298.8)
-
Step 400
400
#A894D2
oklch(70.7% 0.091 298.9)
-
Step 500
500
#9379C6
oklch(63.2% 0.116 298.6)
-
Step 600
600
#7E60B3
oklch(55.6% 0.128 298.9)
-
Step 700
700
#6A4F9A
oklch(49% 0.119 298.5)
-
Step 800
800 (this color)
#533E79
oklch(41.5% 0.097 298.5)
-
Step 900
900
#473864
oklch(37.7% 0.075 298.5)
-
Step 950
950
#29213B
oklch(27% 0.048 297.2)
#533E79 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) | #2C497B | 0.062 |
| Deuteranopia (no green cones) | #304878 | 0.058 |
| Tritanopia (no blue cones) | #4B4955 | 0.078 |
| Achromatopsia (no color) | #494949 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #533E79
#533E79
oklch(41.5% 0.097 298.5)
- #475200
#475200
oklch(41.4% 0.097 118.2)
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 #533E79, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.036
- Blueberry #464196 ΔE 0.052
- Twilight #4E518B ΔE 0.055
- Dusk #4E5481 ΔE 0.060
- Rebecca Purple #663399 ΔE 0.069
- Dusty Grape #545775 ΔE 0.074
- Cobalt #1E488F ΔE 0.078
- Dusk Blue #26538D ΔE 0.080
Use #533E79 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.