#64501D
Closest named color: Olive Brown (#645403). oklch(44.1% 0.073 87.4), rgb(100, 80, 29).
Aa
White text reads best on this color (7.75:1).
About this color
#64501D is a dark, moderately saturated brown. In OKLCH its lightness is 44%, its chroma 0.073 and its hue 87°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.023 away. White text reads best on it, at 7.75:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.073) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.70:1 |
| White text | 7.75:1 |
Values
| HEX | #64501D |
| RGB | rgb(100, 80, 29) |
| HSL | hsl(43, 55%, 25%) |
| OKLCH | oklch(44.1% 0.073 87.4) |
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 #64501D | 7.75:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #64501D | 2.70:1 | Fails | Lc 17.2 | Dividers and decoration only |
| #64501D text on white | 7.75:1 | AAA | Lc 86.8 | Fine for body text |
| #64501D text on black | 2.70:1 | Fails | Lc -15.2 | 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 800.
-
Step 50
50
#F7F5F1
oklch(97.1% 0.006 84.6)
-
Step 100
100
#EDE9E1
oklch(93.5% 0.012 84.6)
-
Step 200
200
#E0D9C8
oklch(88.6% 0.024 88.2)
-
Step 300
300
#CCBFA2
oklch(80.8% 0.042 86.7)
-
Step 400
400
#B39E6F
oklch(70.6% 0.068 86.6)
-
Step 500
500
#A08648
oklch(63.1% 0.087 87.1)
-
Step 600
600
#8B6F28
oklch(55.5% 0.095 87)
-
Step 700
700
#765D1A
oklch(49.1% 0.088 87.4)
-
Step 800
800 (this color)
#64501D
oklch(44.1% 0.073 87.4)
-
Step 900
900
#4E401B
oklch(37.8% 0.057 88.7)
-
Step 950
950
#2E2511
oklch(26.9% 0.035 85.8)
#64501D 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) | #5A4F17 | 0.020 |
| Deuteranopia (no green cones) | #5E551F | 0.017 |
| Tritanopia (no blue cones) | #6D4945 | 0.066 |
| Achromatopsia (no color) | #525252 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64501D
#64501D
oklch(44.1% 0.073 87.4)
- #41517B
#41517B
oklch(44.1% 0.072 267.5)
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 #64501D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.023
- Mud Brown #60460F ΔE 0.030
- Green Brown #544E03 ΔE 0.036
- Mud #735C12 ΔE 0.048
- Medium Brown #7F5112 ΔE 0.050
- Milk Chocolate #7F4E1E ΔE 0.050
- Greeny Brown #696006 ΔE 0.054
- Army Green #4B5D16 ΔE 0.057
Use #64501D 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.