#646513
Closest named color: Mud Green (#606602). oklch(49% 0.099 110.3), rgb(100, 101, 19).
Aa
White text reads best on this color (6.15:1).
About this color
#646513 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 49%, its chroma 0.099 and its hue 110°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mud Green (#606602), ΔE 0.012 away. White text reads best on it, at 6.15:1.
| Hue family | Browns |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Mud Green (#606602) |
| Black text | 3.41:1 |
| White text | 6.15:1 |
Values
| HEX | #646513 |
| RGB | rgb(100, 101, 19) |
| HSL | hsl(61, 68%, 24%) |
| OKLCH | oklch(49% 0.099 110.3) |
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 #646513 | 6.15:1 | AA | Lc -85.8 | Fine for body text |
| Black text on #646513 | 3.41:1 | AA large text | Lc 23.5 | Dividers and decoration only |
| #646513 text on white | 6.15:1 | AA | Lc 80.6 | Fine for body text |
| #646513 text on black | 3.41:1 | AA large text | Lc -21.2 | 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
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#EAEBE0
oklch(93.6% 0.015 110.9)
-
Step 200
200
#DADBC7
oklch(88.5% 0.027 109.3)
-
Step 300
300
#C2C4A1
oklch(81% 0.047 110.1)
-
Step 400
400
#A3A56D
oklch(70.7% 0.076 109.9)
-
Step 500
500
#8D8F44
oklch(63.2% 0.098 110.3)
-
Step 600
600
#777822
oklch(55.5% 0.106 110.1)
-
Step 700
700 (this color)
#646513
oklch(49% 0.099 110.3)
-
Step 800
800
#525314
oklch(42.8% 0.083 110.3)
-
Step 900
900
#434418
oklch(37.5% 0.064 110.3)
-
Step 950
950
#27280F
oklch(26.9% 0.041 110.9)
#646513 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) | #6E6000 | 0.019 |
| Deuteranopia (no green cones) | #6E631A | 0.019 |
| Tritanopia (no blue cones) | #6C5E56 | 0.090 |
| Achromatopsia (no color) | #616161 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #646513
#646513
oklch(49% 0.099 110.3)
- #605594
#605594
oklch(48.9% 0.099 290.3)
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 #646513, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mud Green #606602 ΔE 0.012
- Greeny Brown #696006 ΔE 0.015
- Camo Green #526525 ΔE 0.027
- Dark Olive Green #556B2F ΔE 0.028
- Browny Green #6F6C0A ΔE 0.029
- Brown Green #706C11 ΔE 0.030
- Dark Moss Green #606C38 ΔE 0.033
- Mud #735C12 ΔE 0.035
Use #646513 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.