#673E25
Closest named color: Mud Brown (#60460F). oklch(40.7% 0.069 51.2), rgb(103, 62, 37).
Aa
White text reads best on this color (9.16:1).
About this color
#673E25 is a dark, muted brown. In OKLCH its lightness is 41%, its chroma 0.069 and its hue 51°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.039 away. White text reads best on it, at 9.16:1.
| Hue family | Browns |
| Lightness | dark (41%) |
| Chroma | muted (0.069) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.29:1 |
| White text | 9.16:1 |
Values
| HEX | #673E25 |
| RGB | rgb(103, 62, 37) |
| HSL | hsl(23, 47%, 27%) |
| OKLCH | oklch(40.7% 0.069 51.2) |
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 #673E25 | 9.16:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #673E25 | 2.29:1 | Fails | Lc 13.1 | Not readable |
| #673E25 text on white | 9.16:1 | AAA | Lc 90.9 | Preferred for body text |
| #673E25 text on black | 2.29:1 | Fails | Lc -11.4 | 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
#F9F4F2
oklch(97% 0.006 43.3)
-
Step 100
100
#F1E8E3
oklch(93.7% 0.012 51.3)
-
Step 200
200
#E6D5CC
oklch(88.4% 0.023 49.9)
-
Step 300
300
#D7BAAA
oklch(81% 0.04 50.7)
-
Step 400
400
#C2967C
oklch(70.8% 0.064 51.9)
-
Step 500
500
#B27B5B
oklch(63.1% 0.082 50.9)
-
Step 600
600
#9D6341
oklch(55.6% 0.089 50.5)
-
Step 700
700
#865232
oklch(49.1% 0.084 51.3)
-
Step 800
800 (this color)
#673E25
oklch(40.7% 0.069 51.2)
-
Step 900
900
#583926
oklch(37.6% 0.054 52)
-
Step 950
950
#342217
oklch(27.1% 0.034 52.2)
#673E25 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) | #4A4223 | 0.055 |
| Deuteranopia (no green cones) | #534B25 | 0.051 |
| Tritanopia (no blue cones) | #703638 | 0.044 |
| Achromatopsia (no color) | #484848 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #673E25
#673E25
oklch(40.7% 0.069 51.2)
- #195068
#195068
oklch(40.7% 0.069 230.9)
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 #673E25, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.039
- Purple Brown #673A3F ΔE 0.044
- Chestnut #742802 ΔE 0.053
- Brownish Purple #76424E ΔE 0.067
- Milk Chocolate #7F4E1E ΔE 0.069
- Green Brown #544E03 ΔE 0.072
- Rust Brown #8B3103 ΔE 0.073
- Red Brown #8B2E16 ΔE 0.074
Use #673E25 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.