#665019
Closest named color: Olive Brown (#645403). oklch(44.3% 0.077 86.5), rgb(102, 80, 25).
Aa
White text reads best on this color (7.70:1).
About this color
#665019 is a dark, moderately saturated brown. In OKLCH its lightness is 44%, its chroma 0.077 and its hue 86°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.021 away. White text reads best on it, at 7.70:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.077) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.72:1 |
| White text | 7.70:1 |
Values
| HEX | #665019 |
| RGB | rgb(102, 80, 25) |
| HSL | hsl(43, 61%, 25%) |
| OKLCH | oklch(44.3% 0.077 86.5) |
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 #665019 | 7.70:1 | AAA | Lc -91.4 | Preferred for body text |
| Black text on #665019 | 2.72:1 | Fails | Lc 17.4 | Dividers and decoration only |
| #665019 text on white | 7.70:1 | AAA | Lc 86.6 | Fine for body text |
| #665019 text on black | 2.72:1 | Fails | Lc -15.4 | 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
#EEE9E0
oklch(93.5% 0.013 82.4)
-
Step 200
200
#E0D8C7
oklch(88.4% 0.025 85.8)
-
Step 300
300
#CDBFA0
oklch(80.8% 0.045 86.6)
-
Step 400
400
#B49E6C
oklch(70.7% 0.072 86.8)
-
Step 500
500
#A28643
oklch(63.2% 0.093 86.9)
-
Step 600
600
#8D6F21
oklch(55.7% 0.1 86.8)
-
Step 700
700
#785C13
oklch(49.1% 0.093 85.9)
-
Step 800
800 (this color)
#665019
oklch(44.3% 0.077 86.5)
-
Step 900
900
#503F18
oklch(37.7% 0.06 85.5)
-
Step 950
950
#2F250F
oklch(27% 0.038 85.3)
#665019 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) | #5A5012 | 0.023 |
| Deuteranopia (no green cones) | #5F551C | 0.018 |
| Tritanopia (no blue cones) | #6F4845 | 0.071 |
| Achromatopsia (no color) | #535353 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #665019
#665019
oklch(44.3% 0.077 86.5)
- #40527E
#40527E
oklch(44.4% 0.076 266.4)
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 #665019, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.021
- Mud Brown #60460F ΔE 0.032
- Green Brown #544E03 ΔE 0.038
- Mud #735C12 ΔE 0.045
- Medium Brown #7F5112 ΔE 0.046
- Milk Chocolate #7F4E1E ΔE 0.048
- Greeny Brown #696006 ΔE 0.052
- Army Green #4B5D16 ΔE 0.058
Use #665019 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.