#533D3F
Closest named color: Purple Brown (#673A3F). oklch(38.5% 0.031 12.5), rgb(83, 61, 63).
Aa
White text reads best on this color (9.96:1).
About this color
#533D3F is a dark, muted red. In OKLCH its lightness is 38%, its chroma 0.031 and its hue 13°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.039 away. White text reads best on it, at 9.96:1.
| Hue family | Reds |
| Lightness | dark (38%) |
| Chroma | muted (0.031) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.10:1 |
| White text | 9.96:1 |
Values
| HEX | #533D3F |
| RGB | rgb(83, 61, 63) |
| HSL | hsl(355, 15%, 28%) |
| OKLCH | oklch(38.5% 0.031 12.5) |
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 #533D3F | 9.96:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #533D3F | 2.10:1 | Fails | Lc 10.8 | Not readable |
| #533D3F text on white | 9.96:1 | AAA | Lc 93.1 | Preferred for body text |
| #533D3F text on black | 2.10:1 | Fails | Lc -9.4 | 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
#F7F5F5
oklch(97.2% 0.002 17.2)
-
Step 100
100
#EEE8E8
oklch(93.6% 0.007 17.3)
-
Step 200
200
#E1D6D7
oklch(88.5% 0.012 11)
-
Step 300
300
#CFBBBC
oklch(80.9% 0.023 14.2)
-
Step 400
400
#B7989A
oklch(70.8% 0.037 13.7)
-
Step 500
500
#A47E81
oklch(63.1% 0.047 13.2)
-
Step 600
600
#8F676B
oklch(55.6% 0.052 12.2)
-
Step 700
700
#7A5659
oklch(49.2% 0.048 13.4)
-
Step 800
800
#634649
oklch(42.7% 0.04 12)
-
Step 900
900 (this color)
#533D3F
oklch(38.5% 0.031 12.5)
-
Step 950
950
#2F2324
oklch(27.1% 0.018 12.8)
#533D3F 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) | #41403F | 0.033 |
| Deuteranopia (no green cones) | #46443F | 0.030 |
| Tritanopia (no blue cones) | #573B3E | 0.009 |
| Achromatopsia (no color) | #434343 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #533D3F
#533D3F
oklch(38.5% 0.031 12.5)
- #304948
#304948
oklch(38.5% 0.031 192.8)
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 #533D3F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.039
- Charcoal Grey #3C4142 ΔE 0.040
- Onyx #343A40 ΔE 0.057
- Dark Slate Gray #2F4F4F ΔE 0.071
- Charcoal #264653 ΔE 0.072
- Brownish Purple #76424E ΔE 0.074
- Dark Grey Blue #29465B ΔE 0.075
- Mud Brown #60460F ΔE 0.077
Use #533D3F 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.