#3E180B
Closest named color: Chocolate Brown (#411900). oklch(26.4% 0.064 39.1), rgb(62, 24, 11).
Aa
White text reads best on this color (15.66:1).
About this color
#3E180B is a dark, muted red. In OKLCH its lightness is 26%, its chroma 0.064 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.016 away. White text reads best on it, at 15.66:1.
| Hue family | Reds |
| Lightness | dark (26%) |
| Chroma | muted (0.064) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.34:1 |
| White text | 15.66:1 |
Values
| HEX | #3E180B |
| RGB | rgb(62, 24, 11) |
| HSL | hsl(15, 70%, 14%) |
| OKLCH | oklch(26.4% 0.064 39.1) |
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 #3E180B | 15.66:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #3E180B | 1.34:1 | Fails | Lc 0.0 | Not readable |
| #3E180B text on white | 15.66:1 | AAA | Lc 102.3 | Preferred for body text |
| #3E180B text on black | 1.34:1 | 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 950.
-
Step 50
50
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F8E5DF
oklch(93.5% 0.022 38.3)
-
Step 200
200
#F3D0C5
oklch(88.4% 0.042 38.2)
-
Step 300
300
#ECB09D
oklch(80.8% 0.076 38.3)
-
Step 400
400
#E08566
oklch(70.7% 0.121 39.5)
-
Step 500
500
#D5623B
oklch(63.1% 0.155 38.9)
-
Step 600
600
#C04513
oklch(55.5% 0.168 39.1)
-
Step 700
700
#A63502
oklch(49.1% 0.157 38.8)
-
Step 800
800
#862E0A
oklch(42.7% 0.128 39.3)
-
Step 900
900
#6C2A13
oklch(37.6% 0.1 38.9)
-
Step 950
950 (this color)
#3E180B
oklch(26.4% 0.064 39.1)
#3E180B 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) | #221E0A | 0.062 |
| Deuteranopia (no green cones) | #2C260A | 0.055 |
| Tritanopia (no blue cones) | #451015 | 0.030 |
| Achromatopsia (no color) | #232323 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E180B
#3E180B
oklch(26.4% 0.064 39.1)
- #002A35
#002A35
oklch(26.4% 0.048 220.2)
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 #3E180B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.016
- Dark Brown #341C02 ΔE 0.029
- Deep Brown #410200 ΔE 0.042
- Mahogany #4A0100 ΔE 0.043
- Dark Maroon #3C0008 ΔE 0.053
- Jet #212529 ΔE 0.072
- Dark Plum #3F012C ΔE 0.086
- Dark #1B2431 ΔE 0.087
Use #3E180B 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.