#833437
Closest named color: Red Brown (#8B2E16). oklch(43.6% 0.109 20.5), rgb(131, 52, 55).
Aa
White text reads best on this color (8.36:1).
About this color
#833437 is a dark, moderately saturated red. In OKLCH its lightness is 44%, its chroma 0.109 and its hue 21°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.038 away. White text reads best on it, at 8.36:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.109) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.51:1 |
| White text | 8.36:1 |
Values
| HEX | #833437 |
| RGB | rgb(131, 52, 55) |
| HSL | hsl(358, 43%, 36%) |
| OKLCH | oklch(43.6% 0.109 20.5) |
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 #833437 | 8.36:1 | AAA | Lc -92.9 | Preferred for body text |
| Black text on #833437 | 2.51:1 | Fails | Lc 15.8 | Dividers and decoration only |
| #833437 text on white | 8.36:1 | AAA | Lc 88.2 | Fine for body text |
| #833437 text on black | 2.51:1 | Fails | Lc -13.9 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F6E5E5
oklch(93.5% 0.019 17.5)
-
Step 200
200
#F0D0CF
oklch(88.4% 0.036 20)
-
Step 300
300
#E7B1AF
oklch(80.9% 0.063 21)
-
Step 400
400
#D98685
oklch(70.7% 0.102 20.7)
-
Step 500
500
#CC6667
oklch(63.1% 0.13 20.8)
-
Step 600
600
#B84A4F
oklch(55.6% 0.143 20.3)
-
Step 700
700
#9E3B40
oklch(49.2% 0.132 20.4)
-
Step 800
800 (this color)
#833437
oklch(43.6% 0.109 20.5)
-
Step 900
900
#672C2E
oklch(37.6% 0.085 20)
-
Step 950
950
#3D1B1B
oklch(27.1% 0.053 21.2)
#833437 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) | #474337 | 0.117 |
| Deuteranopia (no green cones) | #5B5435 | 0.109 |
| Tritanopia (no blue cones) | #8F2636 | 0.032 |
| Achromatopsia (no color) | #4E4E4E | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #833437
#833437
oklch(43.6% 0.109 20.5)
- #005D62
#005D62
oklch(43.5% 0.074 201.2)
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 #833437, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.038
- Brownish Purple #76424E ΔE 0.044
- Rust Brown #8B3103 ΔE 0.049
- Brown Red #922B05 ΔE 0.051
- Auburn #9B2226 ΔE 0.052
- Purple Brown #673A3F ΔE 0.056
- Brick Red #8F1402 ΔE 0.059
- Red Wine #8C0034 ΔE 0.065
Use #833437 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.