#475145
Closest named color: Dark Slate Gray (#2F4F4F). oklch(42.2% 0.023 140.4), rgb(71, 81, 69).
Aa
White text reads best on this color (8.29:1).
About this color
#475145 is a dark close to neutral grey. In OKLCH its lightness is 42%, its chroma 0.023. It has too little chroma to lean warm or cool. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.037 away. White text reads best on it, at 8.29:1.
| Hue family | Neutrals |
| Lightness | dark (42%) |
| Chroma | close to neutral grey (0.023) |
| Temperature | neutral |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.53:1 |
| White text | 8.29:1 |
Values
| HEX | #475145 |
| RGB | rgb(71, 81, 69) |
| HSL | hsl(110, 8%, 29%) |
| OKLCH | oklch(42.2% 0.023 140.4) |
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 #475145 | 8.29:1 | AAA | Lc -93.3 | Preferred for body text |
| Black text on #475145 | 2.53:1 | Fails | Lc 15.3 | Dividers and decoration only |
| #475145 text on white | 8.29:1 | AAA | Lc 88.7 | Fine for body text |
| #475145 text on black | 2.53:1 | Fails | Lc -13.5 | 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
#F5F6F4
oklch(97.2% 0.003 128.5)
-
Step 100
100
#E8EAE8
oklch(93.5% 0.003 145.5)
-
Step 200
200
#D6DAD6
oklch(88.4% 0.007 145.5)
-
Step 300
300
#BCC3BB
oklch(80.9% 0.013 141.8)
-
Step 400
400
#9AA497
oklch(70.7% 0.022 138.4)
-
Step 500
500
#818E7E
oklch(63.1% 0.028 139.8)
-
Step 600
600
#6A7867
oklch(55.6% 0.031 140.2)
-
Step 700
700
#586556
oklch(49.1% 0.028 141.4)
-
Step 800
800 (this color)
#475145
oklch(42.2% 0.023 140.4)
-
Step 900
900
#3D443B
oklch(37.7% 0.018 138.7)
-
Step 950
950
#232823
oklch(27% 0.012 145.2)
#475145 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) | #524F44 | 0.018 |
| Deuteranopia (no green cones) | #504E46 | 0.017 |
| Tritanopia (no blue cones) | #47504E | 0.016 |
| Achromatopsia (no color) | #4E4E4E | 0.023 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #475145
#475145
oklch(42.2% 0.023 140.4)
- #544A56
#544A56
oklch(42.3% 0.023 320.6)
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 #475145, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.037
- Charcoal Grey #3C4142 ΔE 0.056
- Dark Blue Green #005249 ΔE 0.062
- Dark Green Blue #1F6357 ΔE 0.063
- Deep Teal #00555A ΔE 0.063
- Pine #2B5D34 ΔE 0.064
- Charcoal #264653 ΔE 0.067
- Dark Teal #014D4E ΔE 0.069
Use #475145 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.