#665A00
Closest named color: Greeny Brown (#696006). oklch(46.5% 0.097 100.3), rgb(102, 90, 0).
Aa
White text reads best on this color (6.93:1).
About this color
#665A00 is a medium-dark, moderately saturated brown. In OKLCH its lightness is 46%, its chroma 0.097 and its hue 100°. Its hue sits on the warm side of the wheel. The nearest named color is Greeny Brown (#696006), ΔE 0.018 away. White text reads best on it, at 6.93:1.
| Hue family | Browns |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.097) |
| Temperature | warm |
| Nearest name | Greeny Brown (#696006) |
| Black text | 3.02:1 |
| White text | 6.93:1 |
Values
| HEX | #665A00 |
| RGB | rgb(102, 90, 0) |
| HSL | hsl(53, 100%, 20%) |
| OKLCH | oklch(46.5% 0.097 100.3) |
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 #665A00 | 6.93:1 | AA | Lc -88.8 | Fine for body text |
| Black text on #665A00 | 3.02:1 | AA large text | Lc 20.2 | Dividers and decoration only |
| #665A00 text on white | 6.93:1 | AA | Lc 83.8 | Fine for body text |
| #665A00 text on black | 3.02:1 | AA large text | Lc -18.1 | 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
#F6F6F1
oklch(97.2% 0.007 106.5)
-
Step 100
100
#ECEAE0
oklch(93.6% 0.013 97.4)
-
Step 200
200
#DDDAC7
oklch(88.6% 0.026 99.6)
-
Step 300
300
#C7C2A0
oklch(80.9% 0.046 100.4)
-
Step 400
400
#ABA26B
oklch(70.7% 0.075 100.1)
-
Step 500
500
#978B41
oklch(63.2% 0.096 100.2)
-
Step 600
600
#81741E
oklch(55.5% 0.104 100.4)
-
Step 700
700 (this color)
#665A00
oklch(46.5% 0.097 100.3)
-
Step 800
800
#595011
oklch(42.8% 0.081 100.8)
-
Step 900
900
#494217
oklch(37.6% 0.062 100.1)
-
Step 950
950
#2B270F
oklch(27.1% 0.039 100)
#665A00 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) | #645700 | 0.010 |
| Deuteranopia (no green cones) | #675C09 | 0.007 |
| Tritanopia (no blue cones) | #6F524C | 0.090 |
| Achromatopsia (no color) | #5A5A5A | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #665A00
#665A00
oklch(46.5% 0.097 100.3)
- #50528E
#50528E
oklch(46.5% 0.096 280.5)
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 #665A00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greeny Brown #696006 ΔE 0.018
- Olive Brown #645403 ΔE 0.019
- Mud #735C12 ΔE 0.026
- Mud Green #606602 ΔE 0.036
- Camo Green #526525 ΔE 0.040
- Army Green #4B5D16 ΔE 0.041
- Camouflage Green #4B6113 ΔE 0.043
- Green Brown #544E03 ΔE 0.050
Use #665A00 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.