#684E51
Closest named color: Brownish Purple (#76424E). oklch(45.2% 0.035 10.8), rgb(104, 78, 81).
Aa
White text reads best on this color (7.50:1).
About this color
#684E51 is a medium-dark, muted red. In OKLCH its lightness is 45%, its chroma 0.035 and its hue 11°. Its hue sits on the warm side of the wheel. The nearest named color is Brownish Purple (#76424E), ΔE 0.039 away. White text reads best on it, at 7.50:1.
| Hue family | Reds |
| Lightness | medium-dark (45%) |
| Chroma | muted (0.035) |
| Temperature | warm |
| Nearest name | Brownish Purple (#76424E) |
| Black text | 2.79:1 |
| White text | 7.50:1 |
Values
| HEX | #684E51 |
| RGB | rgb(104, 78, 81) |
| HSL | hsl(353, 14%, 36%) |
| OKLCH | oklch(45.2% 0.035 10.8) |
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 #684E51 | 7.50:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #684E51 | 2.79:1 | Fails | Lc 18.0 | Dividers and decoration only |
| #684E51 text on white | 7.50:1 | AAA | Lc 86.1 | Fine for body text |
| #684E51 text on black | 2.79:1 | Fails | Lc -16.0 | 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
#E0D6D7
oklch(88.4% 0.011 10.4)
-
Step 300
300
#CDBBBD
oklch(80.8% 0.021 9.9)
-
Step 400
400
#B4999B
oklch(70.8% 0.032 12.9)
-
Step 500
500
#A17F83
oklch(63% 0.042 10.4)
-
Step 600
600
#8C686D
oklch(55.5% 0.047 9.4)
-
Step 700
700
#77575B
oklch(49.2% 0.043 10.4)
-
Step 800
800 (this color)
#684E51
oklch(45.2% 0.035 10.8)
-
Step 900
900
#4F3C3E
oklch(37.8% 0.027 11.4)
-
Step 950
950
#2E2324
oklch(26.9% 0.017 12.1)
#684E51 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) | #525251 | 0.038 |
| Deuteranopia (no green cones) | #585651 | 0.035 |
| Tritanopia (no blue cones) | #6D4C4F | 0.010 |
| Achromatopsia (no color) | #555555 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #684E51
#684E51
oklch(45.2% 0.035 10.8)
- #3F5C5A
#3F5C5A
oklch(45.1% 0.035 190.6)
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 #684E51, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brownish Purple #76424E ΔE 0.039
- Purple Brown #673A3F ΔE 0.055
- Dusty Grape #545775 ΔE 0.062
- Dark Mauve #874C62 ΔE 0.065
- Slate #516572 ΔE 0.075
- Milk Chocolate #7F4E1E ΔE 0.076
- Dim Gray #696969 ΔE 0.077
- YInMn Blue #415A77 ΔE 0.080
Use #684E51 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.