#3E312B
Closest named color: Onyx (#343A40). oklch(32.6% 0.022 46.1), rgb(62, 49, 43).
Aa
White text reads best on this color (12.50:1).
About this color
#3E312B is a dark close to neutral grey. In OKLCH its lightness is 33%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Onyx (#343A40), ΔE 0.040 away. White text reads best on it, at 12.50:1.
| Hue family | Neutrals |
| Lightness | dark (33%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Onyx (#343A40) |
| Black text | 1.67:1 |
| White text | 12.50:1 |
Values
| HEX | #3E312B |
| RGB | rgb(62, 49, 43) |
| HSL | hsl(19, 18%, 21%) |
| OKLCH | oklch(32.6% 0.022 46.1) |
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 #3E312B | 12.50:1 | AAA | Lc -101.8 | Preferred for body text |
| Black text on #3E312B | 1.67:1 | Fails | Lc 0.0 | Not readable |
| #3E312B text on white | 12.50:1 | AAA | Lc 98.4 | Preferred for body text |
| #3E312B text on black | 1.67:1 | Fails | Lc 0.0 | 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
#F7F5F4
oklch(97.1% 0.003 48.7)
-
Step 100
100
#EDE9E7
oklch(93.7% 0.005 48.7)
-
Step 200
200
#DED7D4
oklch(88.4% 0.009 44.9)
-
Step 300
300
#CABEB8
oklch(81% 0.016 48.5)
-
Step 400
400
#AF9C93
oklch(70.7% 0.026 47)
-
Step 500
500
#9B8479
oklch(63.1% 0.033 47.1)
-
Step 600
600
#866D62
oklch(55.6% 0.036 45)
-
Step 700
700
#715B51
oklch(49% 0.033 45.8)
-
Step 800
800
#5C4B42
oklch(42.8% 0.027 49.5)
-
Step 900
900 (this color)
#3E312B
oklch(32.6% 0.022 46.1)
-
Step 950
950
#2C2421
oklch(26.8% 0.013 41.6)
#3E312B 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) | #34322B | 0.018 |
| Deuteranopia (no green cones) | #37352B | 0.018 |
| Tritanopia (no blue cones) | #422F2F | 0.013 |
| Achromatopsia (no color) | #343434 | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E312B
#3E312B
oklch(32.6% 0.022 46.1)
- #29373D
#29373D
oklch(32.7% 0.021 226)
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 #3E312B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.040
- Gunmetal #293241 ΔE 0.050
- Charcoal Grey #3C4142 ΔE 0.054
- Pakistan Green #283618 ΔE 0.057
- Space Cadet #2B2D42 ΔE 0.058
- Dark Blue Grey #1F3B4D ΔE 0.069
- Jet #212529 ΔE 0.071
- Chocolate Brown #411900 ΔE 0.075
Use #3E312B 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.