#64512D
Closest named color: Olive Brown (#645403). oklch(44.6% 0.058 82.3), rgb(100, 81, 45).
Aa
White text reads best on this color (7.61:1).
About this color
#64512D is a dark, muted brown. In OKLCH its lightness is 45%, its chroma 0.058 and its hue 82°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.037 away. White text reads best on it, at 7.61:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | muted (0.058) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.75:1 |
| White text | 7.61:1 |
Values
| HEX | #64512D |
| RGB | rgb(100, 81, 45) |
| HSL | hsl(39, 38%, 28%) |
| OKLCH | oklch(44.6% 0.058 82.3) |
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 #64512D | 7.61:1 | AAA | Lc -91.2 | Preferred for body text |
| Black text on #64512D | 2.75:1 | Fails | Lc 17.6 | Dividers and decoration only |
| #64512D text on white | 7.61:1 | AAA | Lc 86.4 | Fine for body text |
| #64512D text on black | 2.75:1 | Fails | Lc -15.7 | 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
#DFD8CC
oklch(88.4% 0.018 81.3)
-
Step 300
300
#CCBFA8
oklch(80.9% 0.035 82)
-
Step 400
400
#B19E7A
oklch(70.7% 0.054 83.2)
-
Step 500
500
#9E8658
oklch(63.1% 0.069 83.1)
-
Step 600
600
#896F3D
oklch(55.6% 0.075 82.5)
-
Step 700
700
#745D2F
oklch(49.1% 0.07 83.1)
-
Step 800
800 (this color)
#64512D
oklch(44.6% 0.058 82.3)
-
Step 900
900
#4D3F25
oklch(37.6% 0.044 82.1)
-
Step 950
950
#2D2516
oklch(26.9% 0.028 82.6)
#64512D 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) | #59512A | 0.020 |
| Deuteranopia (no green cones) | #5E562E | 0.017 |
| Tritanopia (no blue cones) | #6C4B48 | 0.051 |
| Achromatopsia (no color) | #545454 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64512D
#64512D
oklch(44.6% 0.058 82.3)
- #435474
#435474
oklch(44.5% 0.057 262.7)
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 #64512D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.037
- Mud Brown #60460F ΔE 0.038
- Milk Chocolate #7F4E1E ΔE 0.049
- Green Brown #544E03 ΔE 0.049
- Medium Brown #7F5112 ΔE 0.052
- Mud #735C12 ΔE 0.053
- Greeny Brown #696006 ΔE 0.062
- Army Green #4B5D16 ΔE 0.065
Use #64512D 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.