#39473F
Closest named color: Charcoal Grey (#3C4142). oklch(38.3% 0.023 160.1), rgb(57, 71, 63).
Aa
White text reads best on this color (9.78:1).
About this color
#39473F is a dark close to neutral grey. In OKLCH its lightness is 38%, its chroma 0.023. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.022 away. White text reads best on it, at 9.78:1.
| Hue family | Neutrals |
| Lightness | dark (38%) |
| Chroma | close to neutral grey (0.023) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.14:1 |
| White text | 9.78:1 |
Values
| HEX | #39473F |
| RGB | rgb(57, 71, 63) |
| HSL | hsl(146, 11%, 25%) |
| OKLCH | oklch(38.3% 0.023 160.1) |
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 #39473F | 9.78:1 | AAA | Lc -96.9 | Preferred for body text |
| Black text on #39473F | 2.14:1 | Fails | Lc 11.3 | Not readable |
| #39473F text on white | 9.78:1 | AAA | Lc 92.7 | Preferred for body text |
| #39473F 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
#E7EBE9
oklch(93.6% 0.005 165)
-
Step 200
200
#D4DBD7
oklch(88.5% 0.009 161.3)
-
Step 300
300
#B8C4BD
oklch(80.9% 0.016 160.5)
-
Step 400
400
#93A69B
oklch(70.7% 0.027 160.3)
-
Step 500
500
#789082
oklch(63% 0.034 159.7)
-
Step 600
600
#617A6C
oklch(55.5% 0.036 160.4)
-
Step 700
700
#50675A
oklch(49.1% 0.034 160.1)
-
Step 800
800
#41544A
oklch(42.7% 0.029 161.9)
-
Step 900
900 (this color)
#39473F
oklch(38.3% 0.023 160.1)
-
Step 950
950
#212924
oklch(27.1% 0.015 157.9)
#39473F 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) | #47453F | 0.022 |
| Deuteranopia (no green cones) | #44433F | 0.021 |
| Tritanopia (no blue cones) | #374745 | 0.010 |
| Achromatopsia (no color) | #444444 | 0.023 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39473F
#39473F
oklch(38.3% 0.023 160.1)
- #4C3F47
#4C3F47
oklch(38.4% 0.022 340.8)
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 #39473F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.022
- Dark Slate Gray #2F4F4F ΔE 0.031
- Charcoal #264653 ΔE 0.041
- Onyx #343A40 ΔE 0.046
- Dark Teal #014D4E ΔE 0.048
- Dark Blue Green #005249 ΔE 0.051
- Dark Grey Blue #29465B ΔE 0.052
- Deep Teal #00555A ΔE 0.061
Use #39473F 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.