#413F4A
Closest named color: Charcoal Grey (#3C4142). oklch(37.4% 0.019 293.8), rgb(65, 63, 74).
Aa
White text reads best on this color (10.32:1).
About this color
#413F4A is a dark close to neutral grey. In OKLCH its lightness is 37%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.019 away. White text reads best on it, at 10.32:1.
| Hue family | Neutrals |
| Lightness | dark (37%) |
| Chroma | close to neutral grey (0.019) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.03:1 |
| White text | 10.32:1 |
Values
| HEX | #413F4A |
| RGB | rgb(65, 63, 74) |
| HSL | hsl(251, 8%, 27%) |
| OKLCH | oklch(37.4% 0.019 293.8) |
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 #413F4A | 10.32:1 | AAA | Lc -98.0 | Preferred for body text |
| Black text on #413F4A | 2.03:1 | Fails | Lc 9.9 | Not readable |
| #413F4A text on white | 10.32:1 | AAA | Lc 94.0 | Preferred for body text |
| #413F4A text on black | 2.03:1 | Fails | Lc -8.6 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#EAE9EC
oklch(93.6% 0.004 301.4)
-
Step 200
200
#D9D8DE
oklch(88.5% 0.008 293.9)
-
Step 300
300
#C1BFC9
oklch(80.9% 0.014 295.3)
-
Step 400
400
#A19EAE
oklch(70.7% 0.023 294.4)
-
Step 500
500
#8A869A
oklch(63% 0.03 294.7)
-
Step 600
600
#747084
oklch(55.6% 0.031 294.5)
-
Step 700
700
#615E70
oklch(49.1% 0.029 293)
-
Step 800
800
#4F4D5B
oklch(42.7% 0.023 291.9)
-
Step 900
900 (this color)
#413F4A
oklch(37.4% 0.019 293.8)
-
Step 950
950
#27252C
oklch(27% 0.013 298.6)
#413F4A 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) | #3D404B | 0.007 |
| Deuteranopia (no green cones) | #3D404A | 0.007 |
| Tritanopia (no blue cones) | #3F4143 | 0.016 |
| Achromatopsia (no color) | #404040 | 0.019 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #413F4A
#413F4A
oklch(37.4% 0.019 293.8)
- #404237
#404237
oklch(37.4% 0.018 115.7)
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 #413F4A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.019
- Onyx #343A40 ΔE 0.032
- Charcoal #264653 ΔE 0.041
- Dark Grey Blue #29465B ΔE 0.042
- Dark Blue Grey #1F3B4D ΔE 0.053
- Dark Slate Gray #2F4F4F ΔE 0.053
- Gunmetal #293241 ΔE 0.061
- Dark Teal #014D4E ΔE 0.070
Use #413F4A 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.