#654183
Closest named color: Rebecca Purple (#663399). oklch(44.6% 0.111 307.7), rgb(101, 65, 131).
Aa
White text reads best on this color (7.96:1).
About this color
#654183 is a dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.111 and its hue 308°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.051 away. White text reads best on it, at 7.96:1.
| Hue family | Purples |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.111) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.63:1 |
| White text | 7.96:1 |
Values
| HEX | #654183 |
| RGB | rgb(101, 65, 131) |
| HSL | hsl(273, 34%, 38%) |
| OKLCH | oklch(44.6% 0.111 307.7) |
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 #654183 | 7.96:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #654183 | 2.63:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #654183 text on white | 7.96:1 | AAA | Lc 87.4 | Fine for body text |
| #654183 text on black | 2.63:1 | Fails | Lc -14.7 | 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
#EDE7F4
oklch(93.6% 0.018 306.7)
-
Step 200
200
#DFD3EC
oklch(88.4% 0.036 307.2)
-
Step 300
300
#CCB6E2
oklch(80.9% 0.065 307.6)
-
Step 400
400
#B28FD3
oklch(70.7% 0.104 307.5)
-
Step 500
500
#9F72C7
oklch(63.1% 0.132 307.4)
-
Step 600
600
#8A59B3
oklch(55.6% 0.142 307.5)
-
Step 700
700
#75489A
oklch(49% 0.133 307.5)
-
Step 800
800 (this color)
#654183
oklch(44.6% 0.111 307.7)
-
Step 900
900
#4E3465
oklch(37.8% 0.086 307.2)
-
Step 950
950
#2E1F3B
oklch(27.1% 0.054 307.8)
#654183 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) | #2F4F85 | 0.086 |
| Deuteranopia (no green cones) | #395181 | 0.078 |
| Tritanopia (no blue cones) | #614C5C | 0.079 |
| Achromatopsia (no color) | #515151 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #654183
#654183
oklch(44.6% 0.111 307.7)
- #435F0A
#435F0A
oklch(44.7% 0.111 127.5)
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 #654183, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.051
- Twilight #4E518B ΔE 0.054
- Dark Slate Blue #483D8B ΔE 0.056
- Dusk #4E5481 ΔE 0.062
- Blueberry #464196 ΔE 0.063
- Light Eggplant #894585 ΔE 0.070
- Dusty Grape #545775 ΔE 0.074
- Dusky Blue #475F94 ΔE 0.088
Use #654183 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.