#684F18
Closest named color: Olive Brown (#645403). oklch(44.3% 0.078 83.4), rgb(104, 79, 24).
Aa
White text reads best on this color (7.72:1).
About this color
#684F18 is a dark, moderately saturated brown. In OKLCH its lightness is 44%, its chroma 0.078 and its hue 83°. 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 7.72:1.
| Hue family | Browns |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.078) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.72:1 |
| White text | 7.72:1 |
Values
| HEX | #684F18 |
| RGB | rgb(104, 79, 24) |
| HSL | hsl(41, 63%, 25%) |
| OKLCH | oklch(44.3% 0.078 83.4) |
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 #684F18 | 7.72:1 | AAA | Lc -91.5 | Preferred for body text |
| Black text on #684F18 | 2.72:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #684F18 text on white | 7.72:1 | AAA | Lc 86.7 | Fine for body text |
| #684F18 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
#E1D8C7
oklch(88.5% 0.025 83.4)
-
Step 300
300
#CFBFA0
oklch(81% 0.046 83.9)
-
Step 400
400
#B79D6B
oklch(70.7% 0.074 83.2)
-
Step 500
500
#A58442
oklch(63.1% 0.094 82.9)
-
Step 600
600
#906D20
oklch(55.6% 0.101 82.9)
-
Step 700
700
#7A5B11
oklch(49.1% 0.094 83.5)
-
Step 800
800 (this color)
#684F18
oklch(44.3% 0.078 83.4)
-
Step 900
900
#513E17
oklch(37.6% 0.061 82.8)
-
Step 950
950
#2F250F
oklch(27% 0.038 85.3)
#684F18 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) | #5A4F10 | 0.027 |
| Deuteranopia (no green cones) | #60551A | 0.021 |
| Tritanopia (no blue cones) | #714744 | 0.070 |
| Achromatopsia (no color) | #535353 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #684F18
#684F18
oklch(44.3% 0.078 83.4)
- #3C527F
#3C527F
oklch(44.2% 0.079 263.6)
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 #684F18, 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 0.031
- Green Brown #544E03 ΔE 0.041
- Medium Brown #7F5112 ΔE 0.043
- Milk Chocolate #7F4E1E ΔE 0.044
- Mud #735C12 ΔE 0.045
- Greeny Brown #696006 ΔE 0.054
- Army Green #4B5D16 ΔE 0.062
Use #684F18 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.