#554E45
Closest named color: Dark Slate Gray (#2F4F4F). oklch(42.8% 0.017 74.2), rgb(85, 78, 69).
Aa
White text reads best on this color (8.19:1).
About this color
#554E45 is a dark close to neutral grey. In OKLCH its lightness is 43%, its chroma 0.017. It has too little chroma to lean warm or cool. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.055 away. White text reads best on it, at 8.19:1.
| Hue family | Neutrals |
| Lightness | dark (43%) |
| Chroma | close to neutral grey (0.017) |
| Temperature | neutral |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.56:1 |
| White text | 8.19:1 |
Values
| HEX | #554E45 |
| RGB | rgb(85, 78, 69) |
| HSL | hsl(34, 10%, 30%) |
| OKLCH | oklch(42.8% 0.017 74.2) |
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 #554E45 | 8.19:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #554E45 | 2.56:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #554E45 text on white | 8.19:1 | AAA | Lc 88.4 | Fine for body text |
| #554E45 text on black | 2.56:1 | 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
#F6F5F4
oklch(97.1% 0.002 67.8)
-
Step 100
100
#EBE9E8
oklch(93.5% 0.003 48.7)
-
Step 200
200
#DBD9D5
oklch(88.6% 0.006 84.6)
-
Step 300
300
#C4C0BA
oklch(80.9% 0.009 78.3)
-
Step 400
400
#A79F96
oklch(70.7% 0.016 70.8)
-
Step 500
500
#91887C
oklch(63.1% 0.021 75.2)
-
Step 600
600
#7B7265
oklch(55.6% 0.023 77.2)
-
Step 700
700
#685F54
oklch(49.1% 0.021 72.8)
-
Step 800
800 (this color)
#554E45
oklch(42.8% 0.017 74.2)
-
Step 900
900
#46413A
oklch(37.8% 0.013 76.4)
-
Step 950
950
#292622
oklch(27% 0.009 75.2)
#554E45 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) | #514E44 | 0.007 |
| Deuteranopia (no green cones) | #525045 | 0.008 |
| Tritanopia (no blue cones) | #584C4B | 0.014 |
| Achromatopsia (no color) | #4F4F4F | 0.017 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554E45
#554E45
oklch(42.8% 0.017 74.2)
- #495059
#495059
oklch(42.8% 0.017 254.7)
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 #554E45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.055
- Charcoal Grey #3C4142 ΔE 0.061
- Purple Brown #673A3F ΔE 0.062
- Mud Brown #60460F ΔE 0.062
- Brownish Purple #76424E ΔE 0.071
- Green Brown #544E03 ΔE 0.073
- Dusty Grape #545775 ΔE 0.075
- Olive Brown #645403 ΔE 0.078
Use #554E45 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.