#833639
Closest named color: Red Brown (#8B2E16). oklch(43.9% 0.106 20.2), rgb(131, 54, 57).
Aa
White text reads best on this color (8.22:1).
About this color
#833639 is a dark, moderately saturated red. In OKLCH its lightness is 44%, its chroma 0.106 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.040 away. White text reads best on it, at 8.22:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.106) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.55:1 |
| White text | 8.22:1 |
Values
| HEX | #833639 |
| RGB | rgb(131, 54, 57) |
| HSL | hsl(358, 42%, 36%) |
| OKLCH | oklch(43.9% 0.106 20.2) |
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 #833639 | 8.22:1 | AAA | Lc -92.6 | Preferred for body text |
| Black text on #833639 | 2.55:1 | Fails | Lc 16.1 | Dividers and decoration only |
| #833639 text on white | 8.22:1 | AAA | Lc 87.9 | Fine for body text |
| #833639 text on black | 2.55:1 | Fails | Lc -14.3 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F6E5E5
oklch(93.5% 0.019 17.5)
-
Step 200
200
#EFD1D0
oklch(88.5% 0.034 20.1)
-
Step 300
300
#E6B1B0
oklch(80.8% 0.062 19.8)
-
Step 400
400
#D88787
oklch(70.8% 0.1 19.9)
-
Step 500
500
#CB6769
oklch(63.2% 0.127 20.1)
-
Step 600
600
#B64C50
oklch(55.6% 0.138 20.4)
-
Step 700
700
#9C3C41
oklch(49% 0.128 20.1)
-
Step 800
800 (this color)
#833639
oklch(43.9% 0.106 20.2)
-
Step 900
900
#672D2F
oklch(37.8% 0.084 19.8)
-
Step 950
950
#3C1B1B
oklch(26.9% 0.052 21.1)
#833639 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) | #484539 | 0.115 |
| Deuteranopia (no green cones) | #5B5537 | 0.107 |
| Tritanopia (no blue cones) | #8F2938 | 0.031 |
| Achromatopsia (no color) | #4F4F4F | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #833639
#833639
oklch(43.9% 0.106 20.2)
- #005E63
#005E63
oklch(43.8% 0.075 201.1)
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 #833639, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.040
- Brownish Purple #76424E ΔE 0.040
- Rust Brown #8B3103 ΔE 0.051
- Brown Red #922B05 ΔE 0.053
- Auburn #9B2226 ΔE 0.053
- Purple Brown #673A3F ΔE 0.056
- Brick Red #8F1402 ΔE 0.062
- Brick #A03623 ΔE 0.064
Use #833639 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.