#634849
Closest named color: Purple Brown (#673A3F). oklch(43.1% 0.037 16.2), rgb(99, 72, 73).
Aa
White text reads best on this color (8.22:1).
About this color
#634849 is a dark, muted red. In OKLCH its lightness is 43%, its chroma 0.037 and its hue 16°. Its hue sits on the warm side of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.037 away. White text reads best on it, at 8.22:1.
| Hue family | Reds |
| Lightness | dark (43%) |
| Chroma | muted (0.037) |
| Temperature | warm |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.55:1 |
| White text | 8.22:1 |
Values
| HEX | #634849 |
| RGB | rgb(99, 72, 73) |
| HSL | hsl(358, 16%, 34%) |
| OKLCH | oklch(43.1% 0.037 16.2) |
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 #634849 | 8.22:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #634849 | 2.55:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #634849 text on white | 8.22:1 | AAA | Lc 88.4 | Fine for body text |
| #634849 text on black | 2.55:1 | Fails | Lc -13.8 | 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
#F7F5F5
oklch(97.2% 0.002 17.2)
-
Step 100
100
#EEE8E8
oklch(93.6% 0.007 17.3)
-
Step 200
200
#E1D6D6
oklch(88.5% 0.012 17.4)
-
Step 300
300
#CEBBBC
oklch(80.8% 0.022 14)
-
Step 400
400
#B59899
oklch(70.6% 0.035 15.7)
-
Step 500
500
#A37F80
oklch(63.1% 0.045 16.5)
-
Step 600
600
#8D6869
oklch(55.5% 0.048 16.9)
-
Step 700
700
#785758
oklch(49.2% 0.044 16.8)
-
Step 800
800 (this color)
#634849
oklch(43.1% 0.037 16.2)
-
Step 900
900
#503C3C
oklch(37.8% 0.028 18.5)
-
Step 950
950
#2F2323
oklch(27% 0.018 18.4)
#634849 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) | #4D4C49 | 0.039 |
| Deuteranopia (no green cones) | #535149 | 0.037 |
| Tritanopia (no blue cones) | #684548 | 0.012 |
| Achromatopsia (no color) | #4F4F4F | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #634849
#634849
oklch(43.1% 0.037 16.2)
- #375757
#375757
oklch(43.2% 0.038 195.9)
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 #634849, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.037
- Brownish Purple #76424E ΔE 0.040
- Mud Brown #60460F ΔE 0.073
- Dusty Grape #545775 ΔE 0.073
- Charcoal Grey #3C4142 ΔE 0.074
- Dark Mauve #874C62 ΔE 0.080
- Dark Slate Gray #2F4F4F ΔE 0.080
- Milk Chocolate #7F4E1E ΔE 0.080
Use #634849 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.