#3A473D
Closest named color: Charcoal Grey (#3C4142). oklch(38.3% 0.024 152.1), rgb(58, 71, 61).
Aa
White text reads best on this color (9.77:1).
About this color
#3A473D is a dark close to neutral grey. In OKLCH its lightness is 38%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.024 away. White text reads best on it, at 9.77:1.
| Hue family | Neutrals |
| Lightness | dark (38%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.14:1 |
| White text | 9.77:1 |
Values
| HEX | #3A473D |
| RGB | rgb(58, 71, 61) |
| HSL | hsl(134, 10%, 25%) |
| OKLCH | oklch(38.3% 0.024 152.1) |
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 #3A473D | 9.77:1 | AAA | Lc -96.9 | Preferred for body text |
| Black text on #3A473D | 2.14:1 | Fails | Lc 11.3 | Not readable |
| #3A473D text on white | 9.77:1 | AAA | Lc 92.7 | Preferred for body text |
| #3A473D text on black | 2.14:1 | Fails | Lc -9.8 | 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 900.
-
Step 50
50
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E7EBE8
oklch(93.6% 0.006 153.8)
-
Step 200
200
#D5DBD6
oklch(88.5% 0.009 150.7)
-
Step 300
300
#B9C4BB
oklch(80.9% 0.017 151)
-
Step 400
400
#94A698
oklch(70.7% 0.029 152.2)
-
Step 500
500
#7A907F
oklch(63.1% 0.036 152.1)
-
Step 600
600
#627A68
oklch(55.5% 0.039 152.6)
-
Step 700
700
#516757
oklch(49.1% 0.037 153.3)
-
Step 800
800
#435447
oklch(42.7% 0.03 152.1)
-
Step 900
900 (this color)
#3A473D
oklch(38.3% 0.024 152.1)
-
Step 950
950
#212923
oklch(27.1% 0.016 152.8)
#3A473D 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) | #47453C | 0.021 |
| Deuteranopia (no green cones) | #45433E | 0.021 |
| Tritanopia (no blue cones) | #384744 | 0.012 |
| Achromatopsia (no color) | #444444 | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A473D
#3A473D
oklch(38.3% 0.024 152.1)
- #4B3F49
#4B3F49
oklch(38.4% 0.023 331.6)
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 #3A473D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.024
- Dark Slate Gray #2F4F4F ΔE 0.033
- Charcoal #264653 ΔE 0.044
- Onyx #343A40 ΔE 0.047
- Dark Teal #014D4E ΔE 0.050
- Dark Blue Green #005249 ΔE 0.052
- Dark Grey Blue #29465B ΔE 0.055
- Deep Teal #00555A ΔE 0.063
Use #3A473D 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.