#653B81
Closest named color: Rebecca Purple (#663399). oklch(43.5% 0.119 310.1), rgb(101, 59, 129).
Aa
White text reads best on this color (8.41:1).
About this color
#653B81 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.119 and its hue 310°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.045 away. White text reads best on it, at 8.41:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.119) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.49:1 |
| White text | 8.41:1 |
Values
| HEX | #653B81 |
| RGB | rgb(101, 59, 129) |
| HSL | hsl(276, 37%, 37%) |
| OKLCH | oklch(43.5% 0.119 310.1) |
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 #653B81 | 8.41:1 | AAA | Lc -93.3 | Preferred for body text |
| Black text on #653B81 | 2.49:1 | Fails | Lc 15.3 | Dividers and decoration only |
| #653B81 text on white | 8.41:1 | AAA | Lc 88.7 | Fine for body text |
| #653B81 text on black | 2.49:1 | Fails | Lc -13.5 | 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
#F7F4FA
oklch(97.1% 0.009 308.4)
-
Step 100
100
#EEE6F4
oklch(93.5% 0.021 311.1)
-
Step 200
200
#E1D3ED
oklch(88.6% 0.038 309.6)
-
Step 300
300
#CEB5E3
oklch(80.9% 0.069 309.4)
-
Step 400
400
#B68DD4
oklch(70.8% 0.11 310.2)
-
Step 500
500
#A46EC9
oklch(63.1% 0.143 310.2)
-
Step 600
600
#8F55B5
oklch(55.7% 0.153 310.2)
-
Step 700
700
#79449C
oklch(49% 0.144 309.9)
-
Step 800
800 (this color)
#653B81
oklch(43.5% 0.119 310.1)
-
Step 900
900
#513266
oklch(37.8% 0.092 310.2)
-
Step 950
950
#2F1D3C
oklch(26.9% 0.06 309.7)
#653B81 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) | #284B83 | 0.097 |
| Deuteranopia (no green cones) | #354E7F | 0.088 |
| Tritanopia (no blue cones) | #614758 | 0.084 |
| Achromatopsia (no color) | #4D4D4D | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #653B81
#653B81
oklch(43.5% 0.119 310.1)
- #3B5D00
#3B5D00
oklch(43.5% 0.117 129.9)
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 #653B81, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.045
- Dark Slate Blue #483D8B ΔE 0.055
- Blueberry #464196 ΔE 0.064
- Twilight #4E518B ΔE 0.065
- Dusk #4E5481 ΔE 0.074
- Light Eggplant #894585 ΔE 0.076
- Dusty Grape #545775 ΔE 0.086
- Purple #800080 ΔE 0.090
Use #653B81 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.