#635E87
Closest named color: Dusty Grape (#545775). oklch(50.3% 0.065 289.4), rgb(99, 94, 135).
Aa
White text reads best on this color (6.03:1).
About this color
#635E87 is a medium-dark, muted purple. In OKLCH its lightness is 50%, its chroma 0.065 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.041 away. White text reads best on it, at 6.03:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.48:1 |
| White text | 6.03:1 |
Values
| HEX | #635E87 |
| RGB | rgb(99, 94, 135) |
| HSL | hsl(247, 18%, 45%) |
| OKLCH | oklch(50.3% 0.065 289.4) |
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 #635E87 | 6.03:1 | AA | Lc -85.3 | Fine for body text |
| Black text on #635E87 | 3.48:1 | AA large text | Lc 23.9 | Dividers and decoration only |
| #635E87 text on white | 6.03:1 | AA | Lc 80.1 | Fine for body text |
| #635E87 text on black | 3.48:1 | AA large text | Lc -21.7 | 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
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E9E9F0
oklch(93.6% 0.009 286.2)
-
Step 200
200
#D8D7E4
oklch(88.4% 0.018 289.6)
-
Step 300
300
#C0BED4
oklch(81% 0.031 289.9)
-
Step 400
400
#9F9CBE
oklch(70.7% 0.049 289.1)
-
Step 500
500
#8883AE
oklch(63% 0.064 289.7)
-
Step 600
600
#726D9A
oklch(55.7% 0.069 289)
-
Step 700
700 (this color)
#635E87
oklch(50.3% 0.065 289.4)
-
Step 800
800
#4E4A6B
oklch(42.7% 0.054 289.4)
-
Step 900
900
#413E57
oklch(37.7% 0.042 289.7)
-
Step 950
950
#262433
oklch(26.9% 0.028 290.5)
#635E87 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) | #536489 | 0.027 |
| Deuteranopia (no green cones) | #536286 | 0.025 |
| Tritanopia (no blue cones) | #5B656D | 0.054 |
| Achromatopsia (no color) | #636363 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #635E87
#635E87
oklch(50.3% 0.065 289.4)
- #67673A
#67673A
oklch(50.3% 0.065 108.5)
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 #635E87, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.041
- Dusky Blue #475F94 ΔE 0.043
- Dusk #4E5481 ΔE 0.046
- Muted Purple #805B87 ΔE 0.048
- Dusty Purple #825F87 ΔE 0.052
- Slate #516572 ΔE 0.053
- Denim #3B638C ΔE 0.053
- Twilight #4E518B ΔE 0.054
Use #635E87 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.