#684D51
Closest named color: Brownish Purple (#76424E). oklch(45% 0.037 8.8), rgb(104, 77, 81).
Aa
White text reads best on this color (7.58:1).
About this color
#684D51 is a medium-dark, muted red. In OKLCH its lightness is 45%, its chroma 0.037 and its hue 9°. Its hue sits on the warm side of the wheel. The nearest named color is Brownish Purple (#76424E), ΔE 0.037 away. White text reads best on it, at 7.58:1.
| Hue family | Reds |
| Lightness | medium-dark (45%) |
| Chroma | muted (0.037) |
| Temperature | warm |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.76:1 |
| White text | 7.58:1 |
Values
| HEX | #684D51 |
| RGB | rgb(104, 77, 81) |
| HSL | hsl(351, 15%, 35%) |
| OKLCH | oklch(45% 0.037 8.8) |
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 #684D51 | 7.58:1 | AAA | Lc -91.1 | Preferred for body text |
| Black text on #684D51 | 2.76:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #684D51 text on white | 7.58:1 | AAA | Lc 86.3 | Fine for body text |
| #684D51 text on black | 2.76:1 | Fails | Lc -15.7 | 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
#F7F5F5
oklch(97.2% 0.002 17.2)
-
Step 100
100
#EEE8E9
oklch(93.6% 0.007 5.6)
-
Step 200
200
#E1D6D7
oklch(88.5% 0.012 11)
-
Step 300
300
#CEBBBE
oklch(80.9% 0.022 6.7)
-
Step 400
400
#B5989C
oklch(70.7% 0.035 8.6)
-
Step 500
500
#A27F84
oklch(63.1% 0.044 8.8)
-
Step 600
600
#8D686D
oklch(55.6% 0.048 9.7)
-
Step 700
700
#78565B
oklch(49.1% 0.046 9.1)
-
Step 800
800 (this color)
#684D51
oklch(45% 0.037 8.8)
-
Step 900
900
#503B3E
oklch(37.7% 0.03 9.1)
-
Step 950
950
#2F2325
oklch(27.1% 0.019 7.2)
#684D51 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) | #515151 | 0.040 |
| Deuteranopia (no green cones) | #575651 | 0.038 |
| Tritanopia (no blue cones) | #6D4B4E | 0.010 |
| Achromatopsia (no color) | #545454 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #684D51
#684D51
oklch(45% 0.037 8.8)
- #3D5C59
#3D5C59
oklch(45% 0.037 188.3)
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 #684D51, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.037
- Purple Brown #673A3F ΔE 0.053
- Dusty Grape #545775 ΔE 0.063
- Dark Mauve #874C62 ΔE 0.065
- Milk Chocolate #7F4E1E ΔE 0.077
- Slate #516572 ΔE 0.077
- Dim Gray #696969 ΔE 0.080
- YInMn Blue #415A77 ΔE 0.080
Use #684D51 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.