#47554D
Closest named color: Dark Slate Gray (#2F4F4F). oklch(43.5% 0.022 160.3), rgb(71, 85, 77).
Aa
White text reads best on this color (7.85:1).
About this color
#47554D is a dark close to neutral grey. In OKLCH its lightness is 43%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.040 away. White text reads best on it, at 7.85:1.
| Hue family | Neutrals |
| Lightness | dark (43%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.67:1 |
| White text | 7.85:1 |
Values
| HEX | #47554D |
| RGB | rgb(71, 85, 77) |
| HSL | hsl(146, 9%, 31%) |
| OKLCH | oklch(43.5% 0.022 160.3) |
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 #47554D | 7.85:1 | AAA | Lc -92.0 | Preferred for body text |
| Black text on #47554D | 2.67:1 | Fails | Lc 16.7 | Dividers and decoration only |
| #47554D text on white | 7.85:1 | AAA | Lc 87.3 | Fine for body text |
| #47554D text on black | 2.67:1 | Fails | Lc -14.9 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E8EBE9
oklch(93.7% 0.004 157.2)
-
Step 200
200
#D5DBD7
oklch(88.6% 0.008 157.1)
-
Step 300
300
#BAC3BE
oklch(80.9% 0.012 162)
-
Step 400
400
#96A59C
oklch(70.7% 0.021 159.5)
-
Step 500
500
#7C8F84
oklch(63.2% 0.027 160.2)
-
Step 600
600
#65796E
oklch(55.6% 0.029 161.3)
-
Step 700
700
#54665C
oklch(49.2% 0.027 160.9)
-
Step 800
800 (this color)
#47554D
oklch(43.5% 0.022 160.3)
-
Step 900
900
#3A453E
oklch(37.8% 0.019 157.5)
-
Step 950
950
#222825
oklch(27% 0.01 164.1)
#47554D 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) | #55534D | 0.022 |
| Deuteranopia (no green cones) | #52514D | 0.020 |
| Tritanopia (no blue cones) | #455553 | 0.010 |
| Achromatopsia (no color) | #525252 | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #47554D
#47554D
oklch(43.5% 0.022 160.3)
- #5A4D55
#5A4D55
oklch(43.6% 0.021 340.6)
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 #47554D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.040
- Dark Green Blue #1F6357 ΔE 0.053
- Deep Teal #00555A ΔE 0.061
- Petrol #005F6A ΔE 0.065
- Pine #2B5D34 ΔE 0.065
- Dark Blue Green #005249 ΔE 0.065
- YInMn Blue #415A77 ΔE 0.066
- Charcoal Grey #3C4142 ΔE 0.066
Use #47554D 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.