#665133
Closest named color: Mud Brown (#60460F). oklch(44.9% 0.053 75.6), rgb(102, 81, 51).
Aa
White text reads best on this color (7.52:1).
About this color
#665133 is a dark, muted brown. In OKLCH its lightness is 45%, its chroma 0.053 and its hue 76°. Its hue sits on the warm side of the wheel. The nearest named color is Mud Brown (#60460F), ΔE 0.045 away. White text reads best on it, at 7.52:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | muted (0.053) |
| Temperature | warm |
| Nearest name | Mud Brown (#60460F) |
| Black text | 2.78:1 |
| White text | 7.52:1 |
Values
| HEX | #665133 |
| RGB | rgb(102, 81, 51) |
| HSL | hsl(35, 33%, 30%) |
| OKLCH | oklch(44.9% 0.053 75.6) |
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 #665133 | 7.52:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #665133 | 2.78:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #665133 text on white | 7.52:1 | AAA | Lc 86.1 | Fine for body text |
| #665133 text on black | 2.78:1 | Fails | Lc -15.9 | Dividers and decoration only |
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
#F7F5F2
oklch(97.1% 0.005 78.3)
-
Step 100
100
#EDE9E3
oklch(93.5% 0.009 78.3)
-
Step 200
200
#E0D8CD
oklch(88.6% 0.017 76.1)
-
Step 300
300
#CCBEAB
oklch(80.8% 0.031 75.6)
-
Step 400
400
#B39D7F
oklch(70.8% 0.049 75.4)
-
Step 500
500
#A0855E
oklch(63.2% 0.063 76.4)
-
Step 600
600
#8B6E44
oklch(55.7% 0.069 75.8)
-
Step 700
700
#765C36
oklch(49.2% 0.064 75.8)
-
Step 800
800 (this color)
#665133
oklch(44.9% 0.053 75.6)
-
Step 900
900
#4E3F28
oklch(37.7% 0.041 77.7)
-
Step 950
950
#2E2518
oklch(27.1% 0.026 76.4)
#665133 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) | #595131 | 0.023 |
| Deuteranopia (no green cones) | #5E5634 | 0.019 |
| Tritanopia (no blue cones) | #6E4B4A | 0.046 |
| Achromatopsia (no color) | #545454 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #665133
#665133
oklch(44.9% 0.053 75.6)
- #415672
#415672
oklch(44.8% 0.053 255.8)
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 #665133, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Brown #60460F ΔE 0.045
- Olive Brown #645403 ΔE 0.046
- Milk Chocolate #7F4E1E ΔE 0.047
- Medium Brown #7F5112 ΔE 0.052
- Mud #735C12 ΔE 0.056
- Green Brown #544E03 ΔE 0.058
- Greeny Brown #696006 ΔE 0.067
- Saddle Brown #8B4513 ΔE 0.072
Use #665133 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.