#3E424D
Closest named color: Charcoal Grey (#3C4142). oklch(38% 0.02 269.6), rgb(62, 66, 77).
Aa
White text reads best on this color (10.04:1).
About this color
#3E424D is a dark close to neutral grey. In OKLCH its lightness is 38%, its chroma 0.020. 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 10.04:1.
| Hue family | Neutrals |
| Lightness | dark (38%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Charcoal Grey (#3C4142) |
| Black text | 2.09:1 |
| White text | 10.04:1 |
Values
| HEX | #3E424D |
| RGB | rgb(62, 66, 77) |
| HSL | hsl(224, 11%, 27%) |
| OKLCH | oklch(38% 0.02 269.6) |
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 #3E424D | 10.04:1 | AAA | Lc -97.4 | Preferred for body text |
| Black text on #3E424D | 2.09:1 | Fails | Lc 10.6 | Not readable |
| #3E424D text on white | 10.04:1 | AAA | Lc 93.3 | Preferred for body text |
| #3E424D text on black | 2.09:1 | Fails | Lc -9.2 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9EAED
oklch(93.7% 0.004 271.4)
-
Step 200
200
#D7D9DF
oklch(88.6% 0.008 271.3)
-
Step 300
300
#BDC0CA
oklch(80.8% 0.014 272.7)
-
Step 400
400
#9BA0B0
oklch(70.7% 0.024 271.9)
-
Step 500
500
#82899C
oklch(63.1% 0.03 269.5)
-
Step 600
600
#6C7387
oklch(55.7% 0.032 270.1)
-
Step 700
700
#5A6072
oklch(49.1% 0.03 270.7)
-
Step 800
800
#494F5D
oklch(42.8% 0.024 267)
-
Step 900
900 (this color)
#3E424D
oklch(38% 0.02 269.6)
-
Step 950
950
#24262D
oklch(27% 0.013 272.9)
#3E424D 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) | #3F434E | 0.004 |
| Deuteranopia (no green cones) | #3E414D | 0.003 |
| Tritanopia (no blue cones) | #3B4446 | 0.016 |
| Achromatopsia (no color) | #424242 | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E424D
#3E424D
oklch(38% 0.02 269.6)
- #464237
#464237
oklch(38% 0.019 90.4)
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 #3E424D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal Grey #3C4142 ΔE 0.019
- Charcoal #264653 ΔE 0.033
- Dark Grey Blue #29465B ΔE 0.034
- Onyx #343A40 ΔE 0.036
- Dark Slate Gray #2F4F4F ΔE 0.044
- Dark Blue Grey #1F3B4D ΔE 0.052
- Dark Teal #014D4E ΔE 0.062
- Gunmetal #293241 ΔE 0.065
Use #3E424D 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.