#3A413A
Closest named color: Charcoal Grey (#3C4142). oklch(36.6% 0.015 145.3), rgb(58, 65, 58).
Aa
White text reads best on this color (10.51:1).
About this color
#3A413A is a dark close to neutral grey. In OKLCH its lightness is 37%, its chroma 0.015. It has too little chroma to lean warm or cool. The nearest named color is Charcoal Grey (#3C4142), ΔE 0.014 away. White text reads best on it, at 10.51:1.
| Hue family | Neutrals |
| Lightness | dark (37%) |
| Chroma | close to neutral grey (0.015) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 1.99:1 |
| White text | 10.51:1 |
Values
| HEX | #3A413A |
| RGB | rgb(58, 65, 58) |
| HSL | hsl(120, 6%, 24%) |
| OKLCH | oklch(36.6% 0.015 145.3) |
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 #3A413A | 10.51:1 | AAA | Lc -98.4 | Preferred for body text |
| Black text on #3A413A | 1.99:1 | Fails | Lc 9.5 | Not readable |
| #3A413A text on white | 10.51:1 | AAA | Lc 94.4 | Preferred for body text |
| #3A413A text on black | 1.99:1 | Fails | Lc -8.2 | 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
#F5F6F5
oklch(97.2% 0.002 145.6)
-
Step 100
100
#E8EAE8
oklch(93.5% 0.003 145.5)
-
Step 200
200
#D7DAD7
oklch(88.5% 0.005 145.5)
-
Step 300
300
#BCC3BC
oklch(81% 0.012 145.5)
-
Step 400
400
#9AA49A
oklch(70.8% 0.018 145.4)
-
Step 500
500
#818D81
oklch(63% 0.023 145.3)
-
Step 600
600
#6A776A
oklch(55.4% 0.025 145.2)
-
Step 700
700
#596459
oklch(49% 0.022 145.2)
-
Step 800
800
#495249
oklch(42.8% 0.019 145.2)
-
Step 900
900 (this color)
#3A413A
oklch(36.6% 0.015 145.3)
-
Step 950
950
#242824
oklch(27.1% 0.009 145.3)
#3A413A 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) | #41403A | 0.012 |
| Deuteranopia (no green cones) | #403F3A | 0.011 |
| Tritanopia (no blue cones) | #39413F | 0.009 |
| Achromatopsia (no color) | #3F3F3F | 0.015 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A413A
#3A413A
oklch(36.6% 0.015 145.3)
- #433C43
#433C43
oklch(36.6% 0.015 325.9)
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 #3A413A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.014
- Onyx #343A40 ΔE 0.031
- Charcoal #264653 ΔE 0.045
- Dark Slate Gray #2F4F4F ΔE 0.048
- Dark Grey Blue #29465B ΔE 0.056
- Dark Blue Grey #1F3B4D ΔE 0.057
- Dark Teal #014D4E ΔE 0.058
- Gunmetal #293241 ΔE 0.064
Use #3A413A 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.