#645846
Closest named color: Milk Chocolate (#7F4E1E). oklch(46.7% 0.032 77.8), rgb(100, 88, 70).
Aa
White text reads best on this color (6.93:1).
About this color
#645846 is a medium-dark, muted brown. In OKLCH its lightness is 47%, its chroma 0.032 and its hue 78°. Its hue sits on the warm side of the wheel. The nearest named color is Milk Chocolate (#7F4E1E), ΔE 0.061 away. White text reads best on it, at 6.93:1.
| Hue family | Browns |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.032) |
| Temperature | warm |
| Nearest name | Milk Chocolate (#7F4E1E) |
| Black text | 3.02:1 |
| White text | 6.93:1 |
Values
| HEX | #645846 |
| RGB | rgb(100, 88, 70) |
| HSL | hsl(36, 18%, 33%) |
| OKLCH | oklch(46.7% 0.032 77.8) |
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 #645846 | 6.93:1 | AA | Lc -89.0 | Fine for body text |
| Black text on #645846 | 3.02:1 | AA large text | Lc 20.0 | Dividers and decoration only |
| #645846 text on white | 6.93:1 | AA | Lc 84.0 | Fine for body text |
| #645846 text on black | 3.02:1 | AA large text | Lc -18.0 | 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 700.
-
Step 50
50
#F6F5F4
oklch(97.1% 0.002 67.8)
-
Step 100
100
#EBE9E7
oklch(93.5% 0.003 67.8)
-
Step 200
200
#DCD8D3
oklch(88.4% 0.008 73.7)
-
Step 300
300
#C6C0B6
oklch(81% 0.015 80.7)
-
Step 400
400
#A99F90
oklch(70.7% 0.024 78.2)
-
Step 500
500
#948774
oklch(63% 0.032 77.4)
-
Step 600
600
#7F715D
oklch(55.6% 0.034 76.7)
-
Step 700
700 (this color)
#645846
oklch(46.7% 0.032 77.8)
-
Step 800
800
#574D3F
oklch(42.6% 0.026 76.2)
-
Step 900
900
#484035
oklch(37.6% 0.021 75.8)
-
Step 950
950
#2A261F
oklch(27.1% 0.014 81.7)
#645846 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) | #5D5845 | 0.012 |
| Deuteranopia (no green cones) | #605B46 | 0.011 |
| Tritanopia (no blue cones) | #695553 | 0.027 |
| Achromatopsia (no color) | #5A5A5A | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #645846
#645846
oklch(46.7% 0.032 77.8)
- #4F5B6C
#4F5B6C
oklch(46.7% 0.032 257.1)
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 #645846, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Milk Chocolate #7F4E1E ΔE 0.061
- Dim Gray #696969 ΔE 0.063
- Mud #735C12 ΔE 0.064
- Olive Brown #645403 ΔE 0.064
- Medium Brown #7F5112 ΔE 0.065
- Cocoa #875F42 ΔE 0.067
- Dark Taupe #7F684E ΔE 0.068
- Slate #516572 ΔE 0.069
Use #645846 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.