#833721
Closest named color: Red Brown (#8B2E16). oklch(43.7% 0.111 36.8), rgb(131, 55, 33).
Aa
White text reads best on this color (8.28:1).
About this color
#833721 is a dark, moderately saturated red. In OKLCH its lightness is 44%, its chroma 0.111 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.021 away. White text reads best on it, at 8.28:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.111) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.53:1 |
| White text | 8.28:1 |
Values
| HEX | #833721 |
| RGB | rgb(131, 55, 33) |
| HSL | hsl(13, 60%, 32%) |
| OKLCH | oklch(43.7% 0.111 36.8) |
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 #833721 | 8.28:1 | AAA | Lc -92.7 | Preferred for body text |
| Black text on #833721 | 2.53:1 | Fails | Lc 16.0 | Dividers and decoration only |
| #833721 text on white | 8.28:1 | AAA | Lc 88.0 | Fine for body text |
| #833721 text on black | 2.53:1 | Fails | Lc -14.1 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F6E6E1
oklch(93.6% 0.019 38.1)
-
Step 200
200
#F0D2C9
oklch(88.6% 0.036 37.4)
-
Step 300
300
#E7B3A4
oklch(81% 0.065 36.7)
-
Step 400
400
#D88972
oklch(70.6% 0.103 37)
-
Step 500
500
#CC694D
oklch(63.1% 0.132 36.7)
-
Step 600
600
#B74E30
oklch(55.5% 0.144 36.7)
-
Step 700
700
#9E3E22
oklch(49.1% 0.135 36.7)
-
Step 800
800 (this color)
#833721
oklch(43.7% 0.111 36.8)
-
Step 900
900
#672E1E
oklch(37.6% 0.086 36.6)
-
Step 950
950
#3D1C12
oklch(27.1% 0.055 37.6)
#833721 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) | #4C441E | 0.109 |
| Deuteranopia (no green cones) | #5E551F | 0.102 |
| Tritanopia (no blue cones) | #902732 | 0.048 |
| Achromatopsia (no color) | #4E4E4E | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #833721
#833721
oklch(43.7% 0.111 36.8)
- #005C6D
#005C6D
oklch(43.7% 0.078 216)
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 #833721, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.021
- Rust Brown #8B3103 ΔE 0.024
- Brown Red #922B05 ΔE 0.035
- Saddle Brown #8B4513 ΔE 0.044
- Chestnut #742802 ΔE 0.052
- Brick Red #8F1402 ΔE 0.053
- Auburn #9B2226 ΔE 0.057
- Milk Chocolate #7F4E1E ΔE 0.058
Use #833721 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.