#340B18
Closest named color: Dark Maroon (#3C0008). oklch(22.7% 0.067 4.8), rgb(52, 11, 24).
Aa
White text reads best on this color (17.39:1).
About this color
#340B18 is a very dark, muted red. In OKLCH its lightness is 23%, its chroma 0.067 and its hue 5°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.032 away. White text reads best on it, at 17.39:1.
| Hue family | Reds |
| Lightness | very dark (23%) |
| Chroma | muted (0.067) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.20:1 |
| White text | 17.39:1 |
Values
| HEX | #340B18 |
| RGB | rgb(52, 11, 24) |
| HSL | hsl(341, 65%, 12%) |
| OKLCH | oklch(22.7% 0.067 4.8) |
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 #340B18 | 17.39:1 | AAA | Lc -106.2 | Preferred for body text |
| Black text on #340B18 | 1.20:1 | Fails | Lc 0.0 | Not readable |
| #340B18 text on white | 17.39:1 | AAA | Lc 103.8 | Preferred for body text |
| #340B18 text on black | 1.20:1 | 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
#FCF3F4
oklch(97.1% 0.01 9.5)
-
Step 100
100
#F8E4E8
oklch(93.6% 0.022 3.8)
-
Step 200
200
#F4CED5
oklch(88.6% 0.044 5.5)
-
Step 300
300
#EDACBA
oklch(80.9% 0.078 4.7)
-
Step 400
400
#E17D96
oklch(70.6% 0.126 4.8)
-
Step 500
500
#D6587D
oklch(63.1% 0.162 4.6)
-
Step 600
600
#C13866
oklch(55.6% 0.176 4.6)
-
Step 700
700
#A62955
oklch(49.1% 0.163 4.5)
-
Step 800
800
#872445
oklch(42.7% 0.136 4.9)
-
Step 900
900
#6D243A
oklch(37.8% 0.105 5.1)
-
Step 950
950 (this color)
#340B18
oklch(22.7% 0.067 4.8)
#340B18 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) | #141518 | 0.074 |
| Deuteranopia (no green cones) | #1F1D17 | 0.067 |
| Tritanopia (no blue cones) | #390610 | 0.018 |
| Achromatopsia (no color) | #1A1A1A | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #340B18
#340B18
oklch(22.7% 0.067 4.8)
- #00221E
#00221E
oklch(22.6% 0.04 183.6)
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 #340B18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.032
- Deep Brown #410200 ΔE 0.046
- Dark Plum #3F012C ΔE 0.051
- Eggplant #380835 ΔE 0.058
- Aubergine #3D0734 ΔE 0.058
- Mahogany #4A0100 ΔE 0.061
- Dark Brown #341C02 ΔE 0.067
- Chocolate Brown #411900 ΔE 0.068
Use #340B18 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.