#63345B
Closest named color: Purple Brown (#673A3F). oklch(40% 0.087 333.7), rgb(99, 52, 91).
Aa
White text reads best on this color (9.66:1).
About this color
#63345B is a dark, moderately saturated purple. In OKLCH its lightness is 40%, its chroma 0.087 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.056 away. White text reads best on it, at 9.66:1.
| Hue family | Purples |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.087) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.17:1 |
| White text | 9.66:1 |
Values
| HEX | #63345B |
| RGB | rgb(99, 52, 91) |
| HSL | hsl(310, 31%, 30%) |
| OKLCH | oklch(40% 0.087 333.7) |
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 #63345B | 9.66:1 | AAA | Lc -96.4 | Preferred for body text |
| Black text on #63345B | 2.17:1 | Fails | Lc 11.8 | Not readable |
| #63345B text on white | 9.66:1 | AAA | Lc 92.1 | Preferred for body text |
| #63345B text on black | 2.17:1 | Fails | Lc -10.3 | Not readable |
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 900.
-
Step 50
50
#F9F3F8
oklch(97% 0.009 330.9)
-
Step 100
100
#F2E5EF
oklch(93.5% 0.019 333.5)
-
Step 200
200
#E9D1E3
oklch(88.6% 0.036 334.5)
-
Step 300
300
#DBB1D2
oklch(80.8% 0.065 333.7)
-
Step 400
400
#C888BC
oklch(70.8% 0.104 333.5)
-
Step 500
500
#B968AB
oklch(63.1% 0.134 333.7)
-
Step 600
600
#A44E96
oklch(55.6% 0.145 333.9)
-
Step 700
700
#8C3E80
oklch(49% 0.135 333.7)
-
Step 800
800
#723468
oklch(42.7% 0.112 333.8)
-
Step 900
900 (this color)
#63345B
oklch(40% 0.087 333.7)
-
Step 950
950
#361B32
oklch(26.9% 0.056 332.6)
#63345B 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) | #33405C | 0.088 |
| Deuteranopia (no green cones) | #40475A | 0.079 |
| Tritanopia (no blue cones) | #673743 | 0.045 |
| Achromatopsia (no color) | #444444 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63345B
#63345B
oklch(40% 0.087 333.7)
- #175531
#175531
oklch(40% 0.087 153.8)
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 #63345B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.056
- Brownish Purple #76424E ΔE 0.065
- Grape Purple #5D1451 ΔE 0.070
- Velvet #750851 ΔE 0.074
- Rich Purple #720058 ΔE 0.080
- Red Purple #820747 ΔE 0.085
- Merlot #730039 ΔE 0.088
- Wine #80013F ΔE 0.090
Use #63345B 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.