#63607A
Closest named color: Slate (#516572). oklch(50.2% 0.041 290.1), rgb(99, 96, 122).
Aa
White text reads best on this color (6.02:1).
About this color
#63607A is a medium-dark, muted purple. In OKLCH its lightness is 50%, its chroma 0.041 and its hue 290°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Slate (#516572), ΔE 0.034 away. White text reads best on it, at 6.02:1.
| Hue family | Purples |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.041) |
| Temperature | in between |
| Nearest name | Slate (#516572) |
| Black text | 3.48:1 |
| White text | 6.02:1 |
Values
| HEX | #63607A |
| RGB | rgb(99, 96, 122) |
| HSL | hsl(247, 12%, 43%) |
| OKLCH | oklch(50.2% 0.041 290.1) |
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 #63607A | 6.02:1 | AA | Lc -85.3 | Fine for body text |
| Black text on #63607A | 3.48:1 | AA large text | Lc 23.9 | Dividers and decoration only |
| #63607A text on white | 6.02:1 | AA | Lc 80.1 | Fine for body text |
| #63607A 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#EAE9ED
oklch(93.6% 0.005 297.7)
-
Step 200
200
#D9D8E0
oklch(88.5% 0.011 291.9)
-
Step 300
300
#C0BFCD
oklch(81% 0.02 289.2)
-
Step 400
400
#A09EB4
oklch(70.8% 0.032 289.7)
-
Step 500
500
#8986A1
oklch(63.2% 0.04 290.3)
-
Step 600
600
#736F8C
oklch(55.6% 0.045 291.2)
-
Step 700
700 (this color)
#63607A
oklch(50.2% 0.041 290.1)
-
Step 800
800
#4E4C61
oklch(42.7% 0.035 289.2)
-
Step 900
900
#413F4F
oklch(37.6% 0.027 290.8)
-
Step 950
950
#26252E
oklch(26.9% 0.017 290.3)
#63607A 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) | #5A637B | 0.015 |
| Deuteranopia (no green cones) | #5A6279 | 0.015 |
| Tritanopia (no blue cones) | #5E6469 | 0.035 |
| Achromatopsia (no color) | #636363 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63607A
#63607A
oklch(50.2% 0.041 290.1)
- #65664B
#65664B
oklch(50.2% 0.041 109.5)
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 #63607A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.034
- Dusty Grape #545775 ΔE 0.037
- Dim Gray #696969 ΔE 0.045
- Dusk #4E5481 ΔE 0.054
- YInMn Blue #415A77 ΔE 0.054
- Muted Purple #805B87 ΔE 0.056
- Dusty Purple #825F87 ΔE 0.056
- Denim #3B638C ΔE 0.057
Use #63607A 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.