#63363F
Closest named color: Purple Brown (#673A3F). oklch(39.2% 0.065 7.7), rgb(99, 54, 63).
Aa
White text reads best on this color (9.85:1).
About this color
#63363F is a dark, muted red. In OKLCH its lightness is 39%, its chroma 0.065 and its hue 8°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.015 away. White text reads best on it, at 9.85:1.
| Hue family | Reds |
| Lightness | dark (39%) |
| Chroma | muted (0.065) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.12:1 |
| White text | 9.85:1 |
Values
| HEX | #63363F |
| RGB | rgb(99, 54, 63) |
| HSL | hsl(348, 29%, 30%) |
| OKLCH | oklch(39.2% 0.065 7.7) |
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 #63363F | 9.85:1 | AAA | Lc -96.8 | Preferred for body text |
| Black text on #63363F | 2.12:1 | Fails | Lc 11.3 | Not readable |
| #63363F text on white | 9.85:1 | AAA | Lc 92.7 | Preferred for body text |
| #63363F text on black | 2.12:1 | Fails | Lc -9.8 | 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
#FAF4F4
oklch(97.2% 0.006 17.3)
-
Step 100
100
#F3E6E8
oklch(93.6% 0.014 6.7)
-
Step 200
200
#EAD2D6
oklch(88.5% 0.027 6.2)
-
Step 300
300
#DEB4BB
oklch(80.9% 0.049 7)
-
Step 400
400
#CC8C97
oklch(70.7% 0.079 8)
-
Step 500
500
#BD6F7E
oklch(63.1% 0.1 7.9)
-
Step 600
600
#A85667
oklch(55.6% 0.109 8.1)
-
Step 700
700
#904656
oklch(49.2% 0.101 7.8)
-
Step 800
800
#753A46
oklch(42.8% 0.083 8.3)
-
Step 900
900 (this color)
#63363F
oklch(39.2% 0.065 7.7)
-
Step 950
950
#381E23
oklch(27.2% 0.041 7.7)
#63363F 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) | #3E3E3F | 0.071 |
| Deuteranopia (no green cones) | #49463E | 0.065 |
| Tritanopia (no blue cones) | #6A3239 | 0.017 |
| Achromatopsia (no color) | #434343 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63363F
#63363F
oklch(39.2% 0.065 7.7)
- #09514C
#09514C
oklch(39.3% 0.065 187.4)
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 #63363F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.015
- Brownish Purple #76424E ΔE 0.054
- Chestnut #742802 ΔE 0.072
- Charcoal Grey #3C4142 ΔE 0.075
- Wine Red #7B0323 ΔE 0.085
- Reddy Brown #6E1005 ΔE 0.086
- Bordeaux #7B002C ΔE 0.086
- Onyx #343A40 ΔE 0.086
Use #63363F 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.