#330B13
Closest named color: Dark Maroon (#3C0008). oklch(22.3% 0.064 12.2), rgb(51, 11, 19).
Aa
White text reads best on this color (17.52:1).
About this color
#330B13 is a very dark, muted red. In OKLCH its lightness is 22%, its chroma 0.064 and its hue 12°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.028 away. White text reads best on it, at 17.52:1.
| Hue family | Reds |
| Lightness | very dark (22%) |
| Chroma | muted (0.064) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.19:1 |
| White text | 17.52:1 |
Values
| HEX | #330B13 |
| RGB | rgb(51, 11, 19) |
| HSL | hsl(348, 65%, 12%) |
| OKLCH | oklch(22.3% 0.064 12.2) |
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 #330B13 | 17.52:1 | AAA | Lc -106.3 | Preferred for body text |
| Black text on #330B13 | 1.19:1 | Fails | Lc 0.0 | Not readable |
| #330B13 text on white | 17.52:1 | AAA | Lc 104.0 | Preferred for body text |
| #330B13 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
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F8E4E6
oklch(93.5% 0.022 10.6)
-
Step 200
200
#F4CED1
oklch(88.5% 0.043 12.6)
-
Step 300
300
#EDADB3
oklch(80.9% 0.075 12.7)
-
Step 400
400
#E17F8C
oklch(70.7% 0.121 12.2)
-
Step 500
500
#D65A70
oklch(63% 0.157 11.9)
-
Step 600
600
#C13C58
oklch(55.6% 0.169 12.2)
-
Step 700
700
#A62C48
oklch(49% 0.158 12)
-
Step 800
800
#87273B
oklch(42.7% 0.13 12.4)
-
Step 900
900
#6D2533
oklch(37.7% 0.103 11.8)
-
Step 950
950 (this color)
#330B13
oklch(22.3% 0.064 12.2)
#330B13 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) | #141413 | 0.072 |
| Deuteranopia (no green cones) | #1F1C12 | 0.064 |
| Tritanopia (no blue cones) | #38050E | 0.015 |
| Achromatopsia (no color) | #191919 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #330B13
#330B13
oklch(22.3% 0.064 12.2)
- #002120
#002120
oklch(22.4% 0.038 191.9)
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 #330B13, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.028
- Deep Brown #410200 ΔE 0.042
- Mahogany #4A0100 ΔE 0.059
- Dark Plum #3F012C ΔE 0.060
- Dark Brown #341C02 ΔE 0.061
- Chocolate Brown #411900 ΔE 0.064
- Eggplant #380835 ΔE 0.067
- Aubergine #3D0734 ΔE 0.068
Use #330B13 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.