#55554A
Closest named color: Dark Slate Gray (#2F4F4F). oklch(44.6% 0.017 107.1), rgb(85, 85, 74).
Aa
White text reads best on this color (7.54:1).
About this color
#55554A is a dark close to neutral grey. In OKLCH its lightness is 45%, its chroma 0.017. It has too little chroma to lean warm or cool. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.060 away. White text reads best on it, at 7.54:1.
| Hue family | Neutrals |
| Lightness | dark (45%) |
| Chroma | close to neutral grey (0.017) |
| Temperature | neutral |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.78:1 |
| White text | 7.54:1 |
Values
| HEX | #55554A |
| RGB | rgb(85, 85, 74) |
| HSL | hsl(60, 7%, 31%) |
| OKLCH | oklch(44.6% 0.017 107.1) |
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 #55554A | 7.54:1 | AAA | Lc -91.0 | Preferred for body text |
| Black text on #55554A | 2.78:1 | Fails | Lc 17.8 | Dividers and decoration only |
| #55554A text on white | 7.54:1 | AAA | Lc 86.2 | Fine for body text |
| #55554A text on black | 2.78:1 | Fails | Lc -15.8 | Dividers and decoration only |
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
#F5F5F4
oklch(97% 0.001 106.4)
-
Step 100
100
#EAEAE8
oklch(93.6% 0.003 106.5)
-
Step 200
200
#D9D9D5
oklch(88.4% 0.005 106.5)
-
Step 300
300
#C1C1BA
oklch(80.9% 0.01 106.6)
-
Step 400
400
#A1A196
oklch(70.6% 0.016 106.8)
-
Step 500
500
#8B8B7C
oklch(63.2% 0.022 107)
-
Step 600
600
#747465
oklch(55.4% 0.023 107.1)
-
Step 700
700
#626254
oklch(49.2% 0.022 107.2)
-
Step 800
800 (this color)
#55554A
oklch(44.6% 0.017 107.1)
-
Step 900
900
#42423A
oklch(37.6% 0.013 107)
-
Step 950
950
#272722
oklch(27.1% 0.009 107)
#55554A 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) | #575449 | 0.004 |
| Deuteranopia (no green cones) | #57554A | 0.003 |
| Tritanopia (no blue cones) | #575352 | 0.017 |
| Achromatopsia (no color) | #545454 | 0.017 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55554A
#55554A
oklch(44.6% 0.017 107.1)
- #53535E
#53535E
oklch(44.6% 0.018 285.7)
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 #55554A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.060
- Slate #516572 ΔE 0.067
- Dark Green Blue #1F6357 ΔE 0.067
- Dusty Grape #545775 ΔE 0.069
- Mud Brown #60460F ΔE 0.070
- YInMn Blue #415A77 ΔE 0.073
- Olive Brown #645403 ΔE 0.074
- Pine #2B5D34 ΔE 0.075
Use #55554A 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.