#654C91
Closest named color: Twilight (#4E518B). oklch(47.4% 0.11 298.8), rgb(101, 76, 145).
Aa
White text reads best on this color (7.00:1).
About this color
#654C91 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 47%, its chroma 0.110 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.040 away. White text reads best on it, at 7.00:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.110) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.99:1 |
| White text | 7.00:1 |
Values
| HEX | #654C91 |
| RGB | rgb(101, 76, 145) |
| HSL | hsl(262, 31%, 43%) |
| OKLCH | oklch(47.4% 0.11 298.8) |
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 #654C91 | 7.00:1 | AAA | Lc -89.1 | Fine for body text |
| Black text on #654C91 | 2.99:1 | Fails | Lc 19.9 | Dividers and decoration only |
| #654C91 text on white | 7.00:1 | AAA | Lc 84.1 | Fine for body text |
| #654C91 text on black | 2.99:1 | Fails | Lc -17.8 | 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 700.
-
Step 50
50
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EBE8F3
oklch(93.7% 0.015 298.6)
-
Step 200
200
#DBD5EB
oklch(88.4% 0.031 298.2)
-
Step 300
300
#C5BADF
oklch(81% 0.053 298.8)
-
Step 400
400
#A895CF
oklch(70.7% 0.086 299.2)
-
Step 500
500
#937AC2
oklch(63.1% 0.109 299.3)
-
Step 600
600
#7D62AF
oklch(55.6% 0.119 298.6)
-
Step 700
700 (this color)
#654C91
oklch(47.4% 0.11 298.8)
-
Step 800
800
#56427A
oklch(42.6% 0.092 298.9)
-
Step 900
900
#473862
oklch(37.6% 0.072 299.4)
-
Step 950
950
#292139
oklch(26.9% 0.045 298.7)
#654C91 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) | #375993 | 0.071 |
| Deuteranopia (no green cones) | #3C588F | 0.066 |
| Tritanopia (no blue cones) | #5C5967 | 0.088 |
| Achromatopsia (no color) | #595959 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #654C91
#654C91
oklch(47.4% 0.11 298.8)
- #566402
#566402
oklch(47.5% 0.111 118.8)
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 #654C91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.040
- Dusk #4E5481 ΔE 0.052
- Rebecca Purple #663399 ΔE 0.061
- Blueberry #464196 ΔE 0.064
- Dusky Blue #475F94 ΔE 0.064
- Dusty Grape #545775 ΔE 0.067
- Dark Slate Blue #483D8B ΔE 0.067
- Light Eggplant #894585 ΔE 0.068
Use #654C91 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.