#673A2C
Closest named color: Purple Brown (#673A3F). oklch(40% 0.068 38), rgb(103, 58, 44).
Aa
White text reads best on this color (9.46:1).
About this color
#673A2C is a dark, muted red. In OKLCH its lightness is 40%, its chroma 0.068 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.029 away. White text reads best on it, at 9.46:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | muted (0.068) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.21:1 |
| White text | 9.46:1 |
Values
| HEX | #673A2C |
| RGB | rgb(103, 58, 44) |
| HSL | hsl(14, 40%, 29%) |
| OKLCH | oklch(40% 0.068 38) |
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 #673A2C | 9.46:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #673A2C | 2.21:1 | Fails | Lc 12.3 | Not readable |
| #673A2C text on white | 9.46:1 | AAA | Lc 91.7 | Preferred for body text |
| #673A2C text on black | 2.21:1 | Fails | Lc -10.7 | 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 900.
-
Step 50
50
#FAF4F2
oklch(97.1% 0.007 39.5)
-
Step 100
100
#F3E7E3
oklch(93.6% 0.014 39.4)
-
Step 200
200
#EBD3CC
oklch(88.5% 0.029 36.9)
-
Step 300
300
#DFB6A9
oklch(80.9% 0.051 38.3)
-
Step 400
400
#CE8F7B
oklch(70.7% 0.082 38.4)
-
Step 500
500
#BF725A
oklch(63.1% 0.104 38.1)
-
Step 600
600
#AB5940
oklch(55.7% 0.114 37.7)
-
Step 700
700
#924932
oklch(49.2% 0.105 38.2)
-
Step 800
800
#773C2A
oklch(42.7% 0.088 37.7)
-
Step 900
900 (this color)
#673A2C
oklch(40% 0.068 38)
-
Step 950
950
#381F17
oklch(27% 0.042 38.5)
#673A2C 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) | #45402B | 0.065 |
| Deuteranopia (no green cones) | #504A2B | 0.061 |
| Tritanopia (no blue cones) | #703237 | 0.035 |
| Achromatopsia (no color) | #464646 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #673A2C
#673A2C
oklch(40% 0.068 38)
- #0A5060
#0A5060
oklch(39.9% 0.068 218.3)
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 #673A2C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.029
- Chestnut #742802 ΔE 0.050
- Mud Brown #60460F ΔE 0.056
- Brownish Purple #76424E ΔE 0.060
- Red Brown #8B2E16 ΔE 0.073
- Rust Brown #8B3103 ΔE 0.075
- Charcoal Grey #3C4142 ΔE 0.081
- Milk Chocolate #7F4E1E ΔE 0.081
Use #673A2C 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.