#55423E
Closest named color: Purple Brown (#673A3F). oklch(39.8% 0.027 32), rgb(85, 66, 62).
Aa
White text reads best on this color (9.39:1).
About this color
#55423E is a dark close to neutral grey. In OKLCH its lightness is 40%, its chroma 0.027. 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 9.39:1.
| Hue family | Neutrals |
| Lightness | dark (40%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 2.23:1 |
| White text | 9.39:1 |
Values
| HEX | #55423E |
| RGB | rgb(85, 66, 62) |
| HSL | hsl(10, 16%, 29%) |
| OKLCH | oklch(39.8% 0.027 32) |
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 #55423E | 9.39:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #55423E | 2.23:1 | Fails | Lc 12.3 | Not readable |
| #55423E text on white | 9.39:1 | AAA | Lc 91.7 | Preferred for body text |
| #55423E text on black | 2.23:1 | Fails | Lc -10.7 | 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 900.
-
Step 50
50
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EEE8E7
oklch(93.5% 0.007 28.8)
-
Step 200
200
#E0D7D4
oklch(88.5% 0.011 39.4)
-
Step 300
300
#CDBCB8
oklch(80.8% 0.02 33.4)
-
Step 400
400
#B49A94
oklch(70.8% 0.032 33.1)
-
Step 500
500
#A1817A
oklch(63.2% 0.041 32.5)
-
Step 600
600
#8C6A63
oklch(55.6% 0.045 31.8)
-
Step 700
700
#775852
oklch(49.1% 0.042 31.1)
-
Step 800
800
#614843
oklch(42.7% 0.035 31.4)
-
Step 900
900 (this color)
#55423E
oklch(39.8% 0.027 32)
-
Step 950
950
#2E2321
oklch(26.8% 0.017 30.2)
#55423E 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) | #46443E | 0.027 |
| Deuteranopia (no green cones) | #4A483E | 0.026 |
| Tritanopia (no blue cones) | #5A4041 | 0.013 |
| Achromatopsia (no color) | #464646 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55423E
#55423E
oklch(39.8% 0.027 32)
- #364B50
#364B50
oklch(39.7% 0.027 214)
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 #55423E, 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 0.044
- Mud Brown #60460F ΔE 0.064
- Dark Slate Gray #2F4F4F ΔE 0.065
- Onyx #343A40 ΔE 0.066
- Brownish Purple #76424E ΔE 0.069
- Charcoal #264653 ΔE 0.074
- Dark Grey Blue #29465B ΔE 0.077
Use #55423E 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.