#381718
Closest named color: Chocolate Brown (#411900). oklch(25.4% 0.053 19.6), rgb(56, 23, 24).
Aa
White text reads best on this color (16.10:1).
About this color
#381718 is a dark, muted red. In OKLCH its lightness is 25%, its chroma 0.053 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.040 away. White text reads best on it, at 16.10:1.
| Hue family | Reds |
| Lightness | dark (25%) |
| Chroma | muted (0.053) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.30:1 |
| White text | 16.10:1 |
Values
| HEX | #381718 |
| RGB | rgb(56, 23, 24) |
| HSL | hsl(358, 42%, 15%) |
| OKLCH | oklch(25.4% 0.053 19.6) |
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 #381718 | 16.10:1 | AAA | Lc -105.4 | Preferred for body text |
| Black text on #381718 | 1.30:1 | Fails | Lc 0.0 | Not readable |
| #381718 text on white | 16.10:1 | AAA | Lc 102.8 | Preferred for body text |
| #381718 text on black | 1.30:1 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F6E5E5
oklch(93.5% 0.019 17.5)
-
Step 200
200
#EFD1D0
oklch(88.5% 0.034 20.1)
-
Step 300
300
#E6B1B0
oklch(80.8% 0.062 19.8)
-
Step 400
400
#D88787
oklch(70.8% 0.1 19.9)
-
Step 500
500
#CB6769
oklch(63.2% 0.127 20.1)
-
Step 600
600
#B64C51
oklch(55.6% 0.138 19.9)
-
Step 700
700
#9C3C42
oklch(49% 0.128 19.5)
-
Step 800
800
#7F3236
oklch(42.6% 0.107 19.7)
-
Step 900
900
#672D2F
oklch(37.8% 0.084 19.8)
-
Step 950
950 (this color)
#381718
oklch(25.4% 0.053 19.6)
#381718 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) | #1E1D18 | 0.057 |
| Deuteranopia (no green cones) | #262417 | 0.054 |
| Tritanopia (no blue cones) | #3D1218 | 0.016 |
| Achromatopsia (no color) | #212121 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #381718
#381718
oklch(25.4% 0.053 19.6)
- #00292B
#00292B
oklch(25.5% 0.043 199.8)
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 #381718, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.040
- Dark Brown #341C02 ΔE 0.041
- Deep Brown #410200 ΔE 0.047
- Dark Maroon #3C0008 ΔE 0.048
- Mahogany #4A0100 ΔE 0.054
- Jet #212529 ΔE 0.060
- Dark Plum #3F012C ΔE 0.068
- Aubergine #3D0734 ΔE 0.071
Use #381718 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.