#684C01
Closest named color: Olive Brown (#645403). oklch(43.5% 0.089 84), rgb(104, 76, 1).
Aa
White text reads best on this color (8.00:1).
About this color
#684C01 is a dark, moderately saturated brown. In OKLCH its lightness is 43%, its chroma 0.089 and its hue 84°. 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 8.00:1.
| Hue family | Browns |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.089) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.62:1 |
| White text | 8.00:1 |
Values
| HEX | #684C01 |
| RGB | rgb(104, 76, 1) |
| HSL | hsl(44, 98%, 21%) |
| OKLCH | oklch(43.5% 0.089 84) |
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 #684C01 | 8.00:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #684C01 | 2.62:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #684C01 text on white | 8.00:1 | AAA | Lc 87.5 | Fine for body text |
| #684C01 text on black | 2.62:1 | Fails | Lc -14.6 | Not readable |
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
#F8F5F0
oklch(97.1% 0.007 80.7)
-
Step 100
100
#EFE9DF
oklch(93.6% 0.015 80.7)
-
Step 200
200
#E2D8C4
oklch(88.5% 0.029 84.6)
-
Step 300
300
#D1BE9B
oklch(80.9% 0.052 82.7)
-
Step 400
400
#B99C63
oklch(70.6% 0.083 83.5)
-
Step 500
500
#A88334
oklch(63% 0.106 83.4)
-
Step 600
600
#936C00
oklch(55.6% 0.114 83.5)
-
Step 700
700
#7B5B00
oklch(49.1% 0.101 84.7)
-
Step 800
800 (this color)
#684C01
oklch(43.5% 0.089 84)
-
Step 900
900
#533E0D
oklch(37.7% 0.07 84)
-
Step 950
950
#31240A
oklch(27% 0.044 82.1)
#684C01 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) | #584C00 | 0.030 |
| Deuteranopia (no green cones) | #5E5306 | 0.025 |
| Tritanopia (no blue cones) | #724340 | 0.080 |
| Achromatopsia (no color) | #505050 | 0.089 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #684C01
#684C01
oklch(43.5% 0.089 84)
- #384F82
#384F82
oklch(43.4% 0.089 264.6)
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 #684C01, 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 0.026
- Green Brown #544E03 ΔE 0.036
- Medium Brown #7F5112 ΔE 0.048
- Milk Chocolate #7F4E1E ΔE 0.050
- Mud #735C12 ΔE 0.051
- Greeny Brown #696006 ΔE 0.058
- Army Green #4B5D16 ΔE 0.064
Use #684C01 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.