#683B44
Closest named color: Purple Brown (#673A3F). oklch(41% 0.064 7.4), rgb(104, 59, 68).
Aa
White text reads best on this color (9.13:1).
About this color
#683B44 is a dark, muted red. In OKLCH its lightness is 41%, its chroma 0.064 and its hue 7°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.008 away. White text reads best on it, at 9.13:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | muted (0.064) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.29:1 |
| White text | 9.13:1 |
Values
| HEX | #683B44 |
| RGB | rgb(104, 59, 68) |
| HSL | hsl(348, 28%, 32%) |
| OKLCH | oklch(41% 0.064 7.4) |
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 #683B44 | 9.13:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #683B44 | 2.29:1 | Fails | Lc 13.1 | Not readable |
| #683B44 text on white | 9.13:1 | AAA | Lc 90.9 | Preferred for body text |
| #683B44 text on black | 2.29:1 | Fails | Lc -11.5 | 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
#F9F4F5
oklch(97.1% 0.006 3.3)
-
Step 100
100
#F1E7E8
oklch(93.6% 0.011 10.3)
-
Step 200
200
#E6D4D6
oklch(88.5% 0.02 9.8)
-
Step 300
300
#D7B7BC
oklch(80.9% 0.037 7.3)
-
Step 400
400
#C2919A
oklch(70.6% 0.06 6.5)
-
Step 500
500
#B27681
oklch(63.1% 0.077 7.5)
-
Step 600
600
#9D5E6A
oklch(55.6% 0.083 7.8)
-
Step 700
700
#864D59
oklch(49% 0.078 6.8)
-
Step 800
800 (this color)
#683B44
oklch(41% 0.064 7.4)
-
Step 900
900
#59363D
oklch(37.7% 0.051 6.8)
-
Step 950
950
#342024
oklch(27% 0.032 6.3)
#683B44 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) | #424344 | 0.071 |
| Deuteranopia (no green cones) | #4E4B43 | 0.064 |
| Tritanopia (no blue cones) | #6F373E | 0.017 |
| Achromatopsia (no color) | #484848 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #683B44
#683B44
oklch(41% 0.064 7.4)
- #135550
#135550
oklch(40.8% 0.064 187.5)
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 #683B44, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.008
- Brownish Purple #76424E ΔE 0.037
- Chestnut #742802 ΔE 0.076
- Charcoal Grey #3C4142 ΔE 0.081
- Red Brown #8B2E16 ΔE 0.085
- Mud Brown #60460F ΔE 0.086
- Dark Mauve #874C62 ΔE 0.086
- Rust Brown #8B3103 ΔE 0.091
Use #683B44 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.