#635B79
Closest named color: Dusty Grape (#545775). oklch(49% 0.048 296.8), rgb(99, 91, 121).
Aa
White text reads best on this color (6.35:1).
About this color
#635B79 is a medium-dark, muted purple. In OKLCH its lightness is 49%, its chroma 0.048 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.028 away. White text reads best on it, at 6.35:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.048) |
| Temperature | in between |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.30:1 |
| White text | 6.35:1 |
Values
| HEX | #635B79 |
| RGB | rgb(99, 91, 121) |
| HSL | hsl(256, 14%, 42%) |
| OKLCH | oklch(49% 0.048 296.8) |
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 #635B79 | 6.35:1 | AA | Lc -86.7 | Fine for body text |
| Black text on #635B79 | 3.30:1 | AA large text | Lc 22.4 | Dividers and decoration only |
| #635B79 text on white | 6.35:1 | AA | Lc 81.6 | Fine for body text |
| #635B79 text on black | 3.30:1 | AA large text | Lc -20.3 | 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 700.
-
Step 50
50
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#EAE9EE
oklch(93.6% 0.007 295.4)
-
Step 200
200
#DAD7E1
oklch(88.4% 0.014 299.8)
-
Step 300
300
#C2BECE
oklch(81% 0.023 297.3)
-
Step 400
400
#A29CB6
oklch(70.6% 0.038 296)
-
Step 500
500
#8C84A3
oklch(63.1% 0.047 296.9)
-
Step 600
600
#766D8F
oklch(55.6% 0.053 296.8)
-
Step 700
700 (this color)
#635B79
oklch(49% 0.048 296.8)
-
Step 800
800
#514B63
oklch(42.8% 0.04 296.1)
-
Step 900
900
#433E50
oklch(37.6% 0.031 297.6)
-
Step 950
950
#27252F
oklch(27.1% 0.019 294.3)
#635B79 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) | #555F7A | 0.023 |
| Deuteranopia (no green cones) | #565F78 | 0.022 |
| Tritanopia (no blue cones) | #5F6065 | 0.041 |
| Achromatopsia (no color) | #5F5F5F | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #635B79
#635B79
oklch(49% 0.048 296.8)
- #5E6445
#5E6445
oklch(48.9% 0.047 117.1)
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 #635B79, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.028
- Slate #516572 ΔE 0.043
- Dusk #4E5481 ΔE 0.044
- YInMn Blue #415A77 ΔE 0.050
- Muted Purple #805B87 ΔE 0.055
- Dusky Blue #475F94 ΔE 0.056
- Dim Gray #696969 ΔE 0.057
- Dull Purple #84597E ΔE 0.057
Use #635B79 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.