#543333
Closest named color: Purple Brown (#673A3F). oklch(36.1% 0.048 19.7), rgb(84, 51, 51).
Aa
White text reads best on this color (11.06:1).
About this color
#543333 is a dark, muted red. In OKLCH its lightness is 36%, its chroma 0.048 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.047 away. White text reads best on it, at 11.06:1.
| Hue family | Reds |
| Lightness | dark (36%) |
| Chroma | muted (0.048) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.89:1 |
| White text | 11.06:1 |
Values
| HEX | #543333 |
| RGB | rgb(84, 51, 51) |
| HSL | hsl(0, 24%, 26%) |
| OKLCH | oklch(36.1% 0.048 19.7) |
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 #543333 | 11.06:1 | AAA | Lc -99.3 | Preferred for body text |
| Black text on #543333 | 1.89:1 | Fails | Lc 8.4 | Not readable |
| #543333 text on white | 11.06:1 | AAA | Lc 95.5 | Preferred for body text |
| #543333 text on black | 1.89:1 | Fails | Lc 0.0 | 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
#F9F4F4
oklch(97.1% 0.005 17.2)
-
Step 100
100
#F1E7E7
oklch(93.6% 0.011 17.4)
-
Step 200
200
#E6D4D4
oklch(88.5% 0.02 17.5)
-
Step 300
300
#D7B8B7
oklch(80.9% 0.036 20.1)
-
Step 400
400
#C29392
oklch(70.7% 0.057 20)
-
Step 500
500
#B27777
oklch(63% 0.075 19.4)
-
Step 600
600
#9D6060
oklch(55.7% 0.08 19.9)
-
Step 700
700
#864F4F
oklch(49.1% 0.074 20.1)
-
Step 800
800
#6D4141
oklch(42.7% 0.062 19.9)
-
Step 900
900 (this color)
#543333
oklch(36.1% 0.048 19.7)
-
Step 950
950
#342020
oklch(26.9% 0.031 19.3)
#543333 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) | #393833 | 0.052 |
| Deuteranopia (no green cones) | #413E32 | 0.047 |
| Tritanopia (no blue cones) | #5A2F33 | 0.016 |
| Achromatopsia (no color) | #3C3C3C | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #543333
#543333
oklch(36.1% 0.048 19.7)
- #194547
#194547
oklch(36.1% 0.048 199.4)
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 #543333, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.047
- Charcoal Grey #3C4142 ΔE 0.056
- Onyx #343A40 ΔE 0.060
- Chestnut #742802 ΔE 0.077
- Gunmetal #293241 ΔE 0.082
- Reddy Brown #6E1005 ΔE 0.083
- Mud Brown #60460F ΔE 0.086
- Space Cadet #2B2D42 ΔE 0.087
Use #543333 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.