#773739
Closest named color: Purple Brown (#673A3F). oklch(42.2% 0.09 19.8), rgb(119, 55, 57).
Aa
White text reads best on this color (8.78:1).
About this color
#773739 is a dark, moderately saturated red. In OKLCH its lightness is 42%, its chroma 0.090 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.032 away. White text reads best on it, at 8.78:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.090) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.38:1 |
| White text | 8.78:1 |
Values
| HEX | #773739 |
| RGB | rgb(119, 55, 57) |
| HSL | hsl(358, 37%, 34%) |
| OKLCH | oklch(42.2% 0.09 19.8) |
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 #773739 | 8.78:1 | AAA | Lc -94.2 | Preferred for body text |
| Black text on #773739 | 2.38:1 | Fails | Lc 14.3 | Not readable |
| #773739 text on white | 8.78:1 | AAA | Lc 89.7 | Fine for body text |
| #773739 text on black | 2.38:1 | Fails | Lc -12.6 | 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
#FAF4F3
oklch(97.2% 0.007 28.8)
-
Step 100
100
#F4E6E6
oklch(93.6% 0.015 17.4)
-
Step 200
200
#ECD2D1
oklch(88.5% 0.029 20.4)
-
Step 300
300
#E1B4B3
oklch(81% 0.052 19.8)
-
Step 400
400
#D08B8B
oklch(70.6% 0.085 19.4)
-
Step 500
500
#C26D6F
oklch(63.1% 0.108 19.1)
-
Step 600
600
#AD5457
oklch(55.6% 0.117 19.5)
-
Step 700
700
#944447
oklch(49.1% 0.108 19.6)
-
Step 800
800 (this color)
#773739
oklch(42.2% 0.09 19.8)
-
Step 900
900
#623132
oklch(37.7% 0.071 19.7)
-
Step 950
950
#391D1D
oklch(26.9% 0.044 20.4)
#773739 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) | #454239 | 0.096 |
| Deuteranopia (no green cones) | #555038 | 0.090 |
| Tritanopia (no blue cones) | #812E38 | 0.026 |
| Achromatopsia (no color) | #4B4B4B | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #773739
#773739
oklch(42.2% 0.09 19.8)
- #00595D
#00595D
oklch(42.2% 0.072 200.1)
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 #773739, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.032
- Brownish Purple #76424E ΔE 0.035
- Red Brown #8B2E16 ΔE 0.053
- Chestnut #742802 ΔE 0.059
- Rust Brown #8B3103 ΔE 0.061
- Brown Red #922B05 ΔE 0.068
- Brick Red #8F1402 ΔE 0.073
- Auburn #9B2226 ΔE 0.075
Use #773739 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.