#733339
Closest named color: Purple Brown (#673A3F). oklch(40.9% 0.09 16.2), rgb(115, 51, 57).
Aa
White text reads best on this color (9.28:1).
About this color
#733339 is a dark, moderately saturated red. In OKLCH its lightness is 41%, its chroma 0.090 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.027 away. White text reads best on it, at 9.28:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.090) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.26:1 |
| White text | 9.28:1 |
Values
| HEX | #733339 |
| RGB | rgb(115, 51, 57) |
| HSL | hsl(354, 39%, 33%) |
| OKLCH | oklch(40.9% 0.09 16.2) |
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 #733339 | 9.28:1 | AAA | Lc -95.4 | Preferred for body text |
| Black text on #733339 | 2.26:1 | Fails | Lc 13.0 | Not readable |
| #733339 text on white | 9.28:1 | AAA | Lc 91.0 | Preferred for body text |
| #733339 text on black | 2.26:1 | Fails | Lc -11.3 | 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 800.
-
Step 50
50
#FAF4F4
oklch(97.2% 0.006 17.3)
-
Step 100
100
#F4E6E6
oklch(93.6% 0.015 17.4)
-
Step 200
200
#ECD2D2
oklch(88.5% 0.029 17.7)
-
Step 300
300
#E1B3B5
oklch(80.8% 0.054 15.4)
-
Step 400
400
#D08B8E
oklch(70.7% 0.085 16.6)
-
Step 500
500
#C26D73
oklch(63.2% 0.108 16.1)
-
Step 600
600
#AD535B
oklch(55.5% 0.118 16.2)
-
Step 700
700
#94434B
oklch(49% 0.109 15.9)
-
Step 800
800 (this color)
#733339
oklch(40.9% 0.09 16.2)
-
Step 900
900
#613135
oklch(37.7% 0.069 15.7)
-
Step 950
950
#391D1F
oklch(27% 0.044 15.9)
#733339 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) | #413F39 | 0.098 |
| Deuteranopia (no green cones) | #514C38 | 0.090 |
| Tritanopia (no blue cones) | #7D2A35 | 0.025 |
| Achromatopsia (no color) | #474747 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #733339
#733339
oklch(40.9% 0.09 16.2)
- #005657
#005657
oklch(41.1% 0.07 196.1)
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 #733339, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.027
- Brownish Purple #76424E ΔE 0.043
- Chestnut #742802 ΔE 0.057
- Red Brown #8B2E16 ΔE 0.061
- Wine Red #7B0323 ΔE 0.068
- Bordeaux #7B002C ΔE 0.070
- Rust Brown #8B3103 ΔE 0.070
- Red Wine #8C0034 ΔE 0.074
Use #733339 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.