#635B96
Closest named color: Dusky Blue (#475F94). oklch(50.5% 0.092 288.9), rgb(99, 91, 150).
Aa
White text reads best on this color (6.05:1).
About this color
#635B96 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 50%, its chroma 0.092 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.041 away. White text reads best on it, at 6.05:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.46:1 |
| White text | 6.05:1 |
Values
| HEX | #635B96 |
| RGB | rgb(99, 91, 150) |
| HSL | hsl(248, 24%, 47%) |
| OKLCH | oklch(50.5% 0.092 288.9) |
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 #635B96 | 6.05:1 | AA | Lc -85.4 | Fine for body text |
| Black text on #635B96 | 3.46:1 | AA large text | Lc 23.9 | Dividers and decoration only |
| #635B96 text on white | 6.05:1 | AA | Lc 80.2 | Fine for body text |
| #635B96 text on black | 3.46:1 | AA large text | Lc -21.6 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E9E9F2
oklch(93.7% 0.012 286.2)
-
Step 200
200
#D8D7E9
oklch(88.5% 0.025 288.4)
-
Step 300
300
#BFBCDC
oklch(80.8% 0.045 289.7)
-
Step 400
400
#9E9ACB
oklch(70.7% 0.071 288.2)
-
Step 500
500
#8780BE
oklch(63% 0.092 288.6)
-
Step 600
600
#7269AA
oklch(55.7% 0.099 289.1)
-
Step 700
700 (this color)
#635B96
oklch(50.5% 0.092 288.9)
-
Step 800
800
#4E4776
oklch(42.6% 0.077 289.6)
-
Step 900
900
#403C5F
oklch(37.6% 0.059 288.4)
-
Step 950
950
#262338
oklch(27% 0.039 290.1)
#635B96 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) | #496498 | 0.041 |
| Deuteranopia (no green cones) | #496195 | 0.039 |
| Tritanopia (no blue cones) | #566671 | 0.079 |
| Achromatopsia (no color) | #626262 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #635B96
#635B96
oklch(50.5% 0.092 288.9)
- #696821
#696821
oklch(50.4% 0.092 108.5)
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 #635B96, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.041
- Twilight #4E518B ΔE 0.047
- Dusk #4E5481 ΔE 0.051
- Muted Purple #805B87 ΔE 0.054
- Denim Blue #3B5B92 ΔE 0.056
- Dusty Grape #545775 ΔE 0.059
- Dusty Purple #825F87 ΔE 0.060
- Denim #3B638C ΔE 0.060
Use #635B96 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.