#340B03
Closest named color: Dark Maroon (#3C0008). oklch(22.1% 0.068 35), rgb(52, 11, 3).
Aa
White text reads best on this color (17.57:1).
About this color
#340B03 is a very dark, muted red. In OKLCH its lightness is 22%, its chroma 0.068 and its hue 35°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.030 away. White text reads best on it, at 17.57:1.
| Hue family | Reds |
| Lightness | very dark (22%) |
| Chroma | muted (0.068) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.19:1 |
| White text | 17.57:1 |
Values
| HEX | #340B03 |
| RGB | rgb(52, 11, 3) |
| HSL | hsl(10, 89%, 11%) |
| OKLCH | oklch(22.1% 0.068 35) |
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 #340B03 | 17.57:1 | AAA | Lc -106.3 | Preferred for body text |
| Black text on #340B03 | 1.19:1 | Fails | Lc 0.0 | Not readable |
| #340B03 text on white | 17.57:1 | AAA | Lc 103.9 | Preferred for body text |
| #340B03 text on black | 1.19:1 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#F9E5DF
oklch(93.6% 0.023 37.4)
-
Step 200
200
#F5CFC5
oklch(88.4% 0.045 35.1)
-
Step 300
300
#F0AE9D
oklch(80.8% 0.082 35)
-
Step 400
400
#E58168
oklch(70.7% 0.129 35)
-
Step 500
500
#DA5C3D
oklch(63% 0.165 35)
-
Step 600
600
#C63D18
oklch(55.6% 0.18 35.1)
-
Step 700
700
#AB2D08
oklch(49.2% 0.168 34.9)
-
Step 800
800
#8B280D
oklch(42.8% 0.139 35.1)
-
Step 900
900
#6F2614
oklch(37.6% 0.108 35)
-
Step 950
950 (this color)
#340B03
oklch(22.1% 0.068 35)
#340B03 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) | #171302 | 0.070 |
| Deuteranopia (no green cones) | #211C02 | 0.063 |
| Tritanopia (no blue cones) | #3A0209 | 0.026 |
| Achromatopsia (no color) | #191919 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #340B03
#340B03
oklch(22.1% 0.068 35)
- #001F26
#001F26
oklch(22% 0.039 215.4)
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 #340B03, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.030
- Deep Brown #410200 ΔE 0.032
- Dark Brown #341C02 ΔE 0.047
- Chocolate Brown #411900 ΔE 0.051
- Mahogany #4A0100 ΔE 0.052
- Very Dark Brown #1D0200 ΔE 0.072
- Dark Plum #3F012C ΔE 0.083
- Jet #212529 ΔE 0.087
Use #340B03 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.