#635D8F
Closest named color: Dusky Blue (#475F94). oklch(50.5% 0.079 288.8), rgb(99, 93, 143).
Aa
White text reads best on this color (6.01:1).
About this color
#635D8F is a medium-dark, moderately saturated purple. In OKLCH its lightness is 51%, its chroma 0.079 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.040 away. White text reads best on it, at 6.01:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.079) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.49:1 |
| White text | 6.01:1 |
Values
| HEX | #635D8F |
| RGB | rgb(99, 93, 143) |
| HSL | hsl(247, 21%, 46%) |
| OKLCH | oklch(50.5% 0.079 288.8) |
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 #635D8F | 6.01:1 | AA | Lc -85.2 | Fine for body text |
| Black text on #635D8F | 3.49:1 | AA large text | Lc 24.1 | Dividers and decoration only |
| #635D8F text on white | 6.01:1 | AA | Lc 80.0 | Fine for body text |
| #635D8F text on black | 3.49:1 | AA large text | Lc -21.8 | 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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E9E9F1
oklch(93.6% 0.011 286.2)
-
Step 200
200
#D8D7E7
oklch(88.5% 0.022 288.8)
-
Step 300
300
#BFBDD8
oklch(80.9% 0.038 288.9)
-
Step 400
400
#9F9BC5
oklch(70.8% 0.061 289.1)
-
Step 500
500
#8782B6
oklch(63.1% 0.078 288.4)
-
Step 600
600
#716BA2
oklch(55.6% 0.084 288.3)
-
Step 700
700 (this color)
#635D8F
oklch(50.5% 0.079 288.8)
-
Step 800
800
#4E4971
oklch(42.8% 0.066 289)
-
Step 900
900
#403D5B
oklch(37.6% 0.051 288.3)
-
Step 950
950
#262435
oklch(27% 0.031 289.5)
#635D8F 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) | #4F6491 | 0.032 |
| Deuteranopia (no green cones) | #4F628E | 0.031 |
| Tritanopia (no blue cones) | #59666F | 0.067 |
| Achromatopsia (no color) | #636363 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #635D8F
#635D8F
oklch(50.5% 0.079 288.8)
- #68682F
#68682F
oklch(50.4% 0.079 108.9)
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 #635D8F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.040
- Dusk #4E5481 ΔE 0.047
- Muted Purple #805B87 ΔE 0.049
- Twilight #4E518B ΔE 0.050
- Dusty Grape #545775 ΔE 0.050
- Dusty Purple #825F87 ΔE 0.054
- Denim #3B638C ΔE 0.055
- Denim Blue #3B5B92 ΔE 0.056
Use #635D8F 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.