#554B42
Closest named color: Charcoal Grey (#3C4142). oklch(42% 0.02 64.3), rgb(85, 75, 66).
Aa
White text reads best on this color (8.49:1).
About this color
#554B42 is a dark close to neutral grey. In OKLCH its lightness is 42%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.055 away. White text reads best on it, at 8.49:1.
| Hue family | Neutrals |
| Lightness | dark (42%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.47:1 |
| White text | 8.49:1 |
Values
| HEX | #554B42 |
| RGB | rgb(85, 75, 66) |
| HSL | hsl(28, 13%, 30%) |
| OKLCH | oklch(42% 0.02 64.3) |
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 #554B42 | 8.49:1 | AAA | Lc -93.8 | Preferred for body text |
| Black text on #554B42 | 2.47:1 | Fails | Lc 14.7 | Not readable |
| #554B42 text on white | 8.49:1 | AAA | Lc 89.3 | Fine for body text |
| #554B42 text on black | 2.47:1 | Fails | Lc -13.0 | 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
#F6F5F4
oklch(97.1% 0.002 67.8)
-
Step 100
100
#EBE9E7
oklch(93.5% 0.003 67.8)
-
Step 200
200
#DCD8D5
oklch(88.5% 0.006 59.6)
-
Step 300
300
#C6BFB9
oklch(80.9% 0.012 63.3)
-
Step 400
400
#A99E95
oklch(70.6% 0.018 61.8)
-
Step 500
500
#94877B
oklch(63.1% 0.024 65.1)
-
Step 600
600
#7E7064
oklch(55.5% 0.025 62.9)
-
Step 700
700
#6B5E53
oklch(49.1% 0.024 62.5)
-
Step 800
800 (this color)
#554B42
oklch(42% 0.02 64.3)
-
Step 900
900
#484039
oklch(37.7% 0.016 63.5)
-
Step 950
950
#2A2622
oklch(27.2% 0.009 67.4)
#554B42 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) | #4E4B41 | 0.012 |
| Deuteranopia (no green cones) | #514E42 | 0.011 |
| Tritanopia (no blue cones) | #594948 | 0.015 |
| Achromatopsia (no color) | #4D4D4D | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554B42
#554B42
oklch(42% 0.02 64.3)
- #444E57
#444E57
oklch(41.8% 0.02 245.5)
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 #554B42, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.055
- Dark Slate Gray #2F4F4F ΔE 0.056
- Purple Brown #673A3F ΔE 0.056
- Mud Brown #60460F ΔE 0.059
- Brownish Purple #76424E ΔE 0.070
- Green Brown #544E03 ΔE 0.073
- Charcoal #264653 ΔE 0.077
- Dark Grey Blue #29465B ΔE 0.080
Use #554B42 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.