#555147
Closest named color: Dark Slate Gray (#2F4F4F). oklch(43.6% 0.017 88.8), rgb(85, 81, 71).
Aa
White text reads best on this color (7.91:1).
About this color
#555147 is a dark close to neutral grey. In OKLCH its lightness is 44%, its chroma 0.017. It has too little chroma to lean warm or cool. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.056 away. White text reads best on it, at 7.91:1.
| Hue family | Neutrals |
| Lightness | dark (44%) |
| Chroma | close to neutral grey (0.017) |
| Temperature | neutral |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.65:1 |
| White text | 7.91:1 |
Values
| HEX | #555147 |
| RGB | rgb(85, 81, 71) |
| HSL | hsl(43, 9%, 31%) |
| OKLCH | oklch(43.6% 0.017 88.8) |
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 #555147 | 7.91:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #555147 | 2.65:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #555147 text on white | 7.91:1 | AAA | Lc 87.5 | Fine for body text |
| #555147 text on black | 2.65:1 | Fails | Lc -14.7 | 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 800.
-
Step 50
50
#F6F5F4
oklch(97.1% 0.002 67.8)
-
Step 100
100
#EAEAE8
oklch(93.6% 0.003 106.5)
-
Step 200
200
#DAD9D5
oklch(88.5% 0.006 95.1)
-
Step 300
300
#C3C0BA
oklch(80.8% 0.009 84.6)
-
Step 400
400
#A4A096
oklch(70.6% 0.015 88.7)
-
Step 500
500
#8E897C
oklch(63.1% 0.02 89.4)
-
Step 600
600
#787365
oklch(55.6% 0.022 90.6)
-
Step 700
700
#656054
oklch(49% 0.02 88.1)
-
Step 800
800 (this color)
#555147
oklch(43.6% 0.017 88.8)
-
Step 900
900
#44413A
oklch(37.6% 0.012 87.5)
-
Step 950
950
#282622
oklch(26.9% 0.008 84.6)
#555147 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) | #535146 | 0.004 |
| Deuteranopia (no green cones) | #555247 | 0.003 |
| Tritanopia (no blue cones) | #584F4E | 0.016 |
| Achromatopsia (no color) | #515151 | 0.017 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #555147
#555147
oklch(43.6% 0.017 88.8)
- #4D515B
#4D515B
oklch(43.5% 0.017 268.3)
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 #555147, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.056
- Mud Brown #60460F ΔE 0.065
- Charcoal Grey #3C4142 ΔE 0.068
- Purple Brown #673A3F ΔE 0.069
- Dusty Grape #545775 ΔE 0.072
- Green Brown #544E03 ΔE 0.073
- Brownish Purple #76424E ΔE 0.074
- Dark Green Blue #1F6357 ΔE 0.074
Use #555147 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.