#654289
Closest named color: Rebecca Purple (#663399). oklch(45.2% 0.117 304.9), rgb(101, 66, 137).
Aa
White text reads best on this color (7.79:1).
About this color
#654289 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 45%, its chroma 0.117 and its hue 305°. 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 7.79:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.117) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.69:1 |
| White text | 7.79:1 |
Values
| HEX | #654289 |
| RGB | rgb(101, 66, 137) |
| HSL | hsl(270, 35%, 40%) |
| OKLCH | oklch(45.2% 0.117 304.9) |
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 #654289 | 7.79:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #654289 | 2.69:1 | Fails | Lc 17.2 | Dividers and decoration only |
| #654289 text on white | 7.79:1 | AAA | Lc 86.8 | Fine for body text |
| #654289 text on black | 2.69:1 | Fails | Lc -15.3 | Dividers and decoration only |
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
#EDE7F5
oklch(93.7% 0.02 305.3)
-
Step 200
200
#DFD3EE
oklch(88.5% 0.039 305.6)
-
Step 300
300
#CBB6E5
oklch(80.9% 0.069 305.2)
-
Step 400
400
#B08FD7
oklch(70.7% 0.108 304.8)
-
Step 500
500
#9D71CD
oklch(63.1% 0.14 304.8)
-
Step 600
600
#8858B9
oklch(55.6% 0.151 304.8)
-
Step 700
700
#7447A0
oklch(49.1% 0.142 305.1)
-
Step 800
800 (this color)
#654289
oklch(45.2% 0.117 304.9)
-
Step 900
900
#4D3368
oklch(37.7% 0.092 305.1)
-
Step 950
950
#2D1E3D
oklch(26.9% 0.059 305.1)
#654289 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) | #2D518B | 0.087 |
| Deuteranopia (no green cones) | #375287 | 0.079 |
| Tritanopia (no blue cones) | #5F4F5F | 0.087 |
| Achromatopsia (no color) | #525252 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #654289
#654289
oklch(45.2% 0.117 304.9)
- #476000
#476000
oklch(45.2% 0.114 125.3)
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 #654289, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.045
- Twilight #4E518B ΔE 0.052
- Dark Slate Blue #483D8B ΔE 0.055
- Blueberry #464196 ΔE 0.059
- Dusk #4E5481 ΔE 0.063
- Light Eggplant #894585 ΔE 0.070
- Dusty Grape #545775 ΔE 0.077
- Dusky Blue #475F94 ΔE 0.085
Use #654289 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.