#330001
Closest named color: Dark Maroon (#3C0008). oklch(20.2% 0.082 27.6), rgb(51, 0, 1).
Aa
White text reads best on this color (18.40:1).
About this color
#330001 is a very dark, moderately saturated red. In OKLCH its lightness is 20%, its chroma 0.082 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.027 away. White text reads best on it, at 18.40:1.
| Hue family | Reds |
| Lightness | very dark (20%) |
| Chroma | moderately saturated (0.082) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.14:1 |
| White text | 18.40:1 |
Values
| HEX | #330001 |
| RGB | rgb(51, 0, 1) |
| HSL | hsl(359, 100%, 10%) |
| OKLCH | oklch(20.2% 0.082 27.6) |
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 #330001 | 18.40:1 | AAA | Lc -106.5 | Preferred for body text |
| Black text on #330001 | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #330001 text on white | 18.40:1 | AAA | Lc 104.2 | Preferred for body text |
| #330001 text on black | 1.14:1 | 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
#FEF2F1
oklch(97% 0.013 23.2)
-
Step 100
100
#FCE3E0
oklch(93.5% 0.028 25.9)
-
Step 200
200
#FBCCC6
oklch(88.4% 0.054 26.7)
-
Step 300
300
#F9A89E
oklch(80.8% 0.098 27.2)
-
Step 400
400
#F27569
oklch(70.6% 0.156 27.3)
-
Step 500
500
#E9483F
oklch(63% 0.199 27.6)
-
Step 600
600
#D5181C
oklch(55.6% 0.217 27.6)
-
Step 700
700
#B7000E
oklch(49% 0.2 27.6)
-
Step 800
800
#950D10
oklch(42.7% 0.167 27.6)
-
Step 900
900
#781915
oklch(37.7% 0.13 27.8)
-
Step 950
950 (this color)
#330001
oklch(20.2% 0.082 27.6)
#330001 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) | #100C01 | 0.089 |
| Deuteranopia (no green cones) | #1D1800 | 0.080 |
| Tritanopia (no blue cones) | #390001 | 0.016 |
| Achromatopsia (no color) | #141414 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #330001
#330001
oklch(20.2% 0.082 27.6)
- #001B1F
#001B1F
oklch(20.3% 0.035 208)
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 #330001, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.027
- Deep Brown #410200 ΔE 0.038
- Very Dark Brown #1D0200 ΔE 0.059
- Mahogany #4A0100 ΔE 0.060
- Dark Brown #341C02 ΔE 0.073
- Chocolate Brown #411900 ΔE 0.074
- Dark Plum #3F012C ΔE 0.084
- Aubergine #3D0734 ΔE 0.096
Use #330001 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.