#635897
Closest named color: Dusky Blue (#475F94). oklch(49.9% 0.099 290.4), rgb(99, 88, 151).
Aa
White text reads best on this color (6.22:1).
About this color
#635897 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 50%, its chroma 0.099 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.044 away. White text reads best on it, at 6.22:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.37:1 |
| White text | 6.22:1 |
Values
| HEX | #635897 |
| RGB | rgb(99, 88, 151) |
| HSL | hsl(250, 26%, 47%) |
| OKLCH | oklch(49.9% 0.099 290.4) |
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 #635897 | 6.22:1 | AA | Lc -86.1 | Fine for body text |
| Black text on #635897 | 3.37:1 | AA large text | Lc 23.1 | Dividers and decoration only |
| #635897 text on white | 6.22:1 | AA | Lc 80.9 | Fine for body text |
| #635897 text on black | 3.37:1 | AA large text | Lc -20.9 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E8F3
oklch(93.5% 0.015 290.3)
-
Step 200
200
#D8D6EA
oklch(88.4% 0.027 290.4)
-
Step 300
300
#C0BCDE
oklch(80.9% 0.048 290.7)
-
Step 400
400
#A099CD
oklch(70.8% 0.075 290.5)
-
Step 500
500
#897FC1
oklch(63.2% 0.098 290.2)
-
Step 600
600
#7367AD
oklch(55.5% 0.107 290.3)
-
Step 700
700 (this color)
#635897
oklch(49.9% 0.099 290.4)
-
Step 800
800
#4F4678
oklch(42.6% 0.082 290.8)
-
Step 900
900
#413B61
oklch(37.6% 0.064 290.2)
-
Step 950
950
#262339
oklch(27% 0.04 289.7)
#635897 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) | #446299 | 0.048 |
| Deuteranopia (no green cones) | #455F95 | 0.045 |
| Tritanopia (no blue cones) | #566470 | 0.083 |
| Achromatopsia (no color) | #616161 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #635897
#635897
oklch(49.9% 0.099 290.4)
- #666817
#666817
oklch(50% 0.1 111)
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 #635897, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.044
- Twilight #4E518B ΔE 0.044
- Dusk #4E5481 ΔE 0.050
- Denim Blue #3B5B92 ΔE 0.057
- Muted Purple #805B87 ΔE 0.057
- Dusty Grape #545775 ΔE 0.061
- Denim #3B638C ΔE 0.065
- Dusty Purple #825F87 ΔE 0.065
Use #635897 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.