#39473D
Closest named color: Charcoal Grey (#3C4142). oklch(38.2% 0.025 154), rgb(57, 71, 61).
Aa
White text reads best on this color (9.80:1).
About this color
#39473D is a dark close to neutral grey. In OKLCH its lightness is 38%, its chroma 0.025. 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 9.80:1.
| Hue family | Neutrals |
| Lightness | dark (38%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.14:1 |
| White text | 9.80:1 |
Values
| HEX | #39473D |
| RGB | rgb(57, 71, 61) |
| HSL | hsl(137, 11%, 25%) |
| OKLCH | oklch(38.2% 0.025 154) |
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 #39473D | 9.80:1 | AAA | Lc -96.9 | Preferred for body text |
| Black text on #39473D | 2.14:1 | Fails | Lc 11.2 | Not readable |
| #39473D text on white | 9.80:1 | AAA | Lc 92.7 | Preferred for body text |
| #39473D text on black | 2.14:1 | Fails | Lc -9.7 | 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 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
#D4DBD6
oklch(88.5% 0.01 155.1)
-
Step 300
300
#B8C4BB
oklch(80.8% 0.018 153.5)
-
Step 400
400
#93A698
oklch(70.6% 0.029 153.6)
-
Step 500
500
#78917F
oklch(63.2% 0.039 153.9)
-
Step 600
600
#617B68
oklch(55.7% 0.042 153.2)
-
Step 700
700
#506757
oklch(49% 0.037 154.5)
-
Step 800
800
#425447
oklch(42.6% 0.031 153.6)
-
Step 900
900 (this color)
#39473D
oklch(38.2% 0.025 154)
-
Step 950
950
#212923
oklch(27.1% 0.016 152.8)
#39473D 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 | 0.022 |
| Deuteranopia (no green cones) | #44433E | 0.021 |
| Tritanopia (no blue cones) | #374744 | 0.012 |
| Achromatopsia (no color) | #444444 | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39473D
#39473D
oklch(38.2% 0.025 154)
- #4B3E48
#4B3E48
oklch(38.1% 0.024 334.1)
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 #39473D, 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 0.049
- Dark Blue Green #005249 ΔE 0.051
- Dark Grey Blue #29465B ΔE 0.055
- Deep Teal #00555A ΔE 0.062
Use #39473D 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.