#55434B
Closest named color: Purple Brown (#673A3F). oklch(40.5% 0.028 349.9), rgb(85, 67, 75).
Aa
White text reads best on this color (9.16:1).
About this color
#55434B is a dark close to neutral grey. In OKLCH its lightness is 40%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Purple Brown (#673A3F), ΔE 0.040 away. White text reads best on it, at 9.16:1.
| Hue family | Neutrals |
| Lightness | dark (40%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.29:1 |
| White text | 9.16:1 |
Values
| HEX | #55434B |
| RGB | rgb(85, 67, 75) |
| HSL | hsl(333, 12%, 30%) |
| OKLCH | oklch(40.5% 0.028 349.9) |
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 #55434B | 9.16:1 | AAA | Lc -95.5 | Preferred for body text |
| Black text on #55434B | 2.29:1 | Fails | Lc 12.9 | Not readable |
| #55434B text on white | 9.16:1 | AAA | Lc 91.1 | Preferred for body text |
| #55434B text on black | 2.29:1 | Fails | Lc -11.2 | 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
#ECE9EA
oklch(93.7% 0.003 354.7)
-
Step 200
200
#DED7DA
oklch(88.6% 0.009 349.3)
-
Step 300
300
#C9BDC2
oklch(81% 0.015 350.2)
-
Step 400
400
#AE9AA3
oklch(70.6% 0.027 348.8)
-
Step 500
500
#9A828C
oklch(63.2% 0.032 351.1)
-
Step 600
600
#846B76
oklch(55.6% 0.035 350)
-
Step 700
700
#705963
oklch(49% 0.034 350.5)
-
Step 800
800 (this color)
#55434B
oklch(40.5% 0.028 349.9)
-
Step 900
900
#4B3D43
oklch(37.7% 0.022 350.5)
-
Step 950
950
#2C2427
oklch(27.1% 0.013 353.4)
#55434B 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) | #44464B | 0.030 |
| Deuteranopia (no green cones) | #48494B | 0.028 |
| Tritanopia (no blue cones) | #584346 | 0.010 |
| Achromatopsia (no color) | #484848 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55434B
#55434B
oklch(40.5% 0.028 349.9)
- #3A4E47
#3A4E47
oklch(40.5% 0.028 171.4)
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 #55434B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.040
- Charcoal Grey #3C4142 ΔE 0.047
- Brownish Purple #76424E ΔE 0.062
- Dark Slate Gray #2F4F4F ΔE 0.064
- Onyx #343A40 ΔE 0.068
- Dark Grey Blue #29465B ΔE 0.069
- Charcoal #264653 ΔE 0.070
- Dusty Grape #545775 ΔE 0.078
Use #55434B 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.