#300B04
Closest named color: Dark Maroon (#3C0008). oklch(21.3% 0.063 34.4), rgb(48, 11, 4).
Aa
White text reads best on this color (17.86:1).
About this color
#300B04 is a very dark, muted red. In OKLCH its lightness is 21%, its chroma 0.063 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.035 away. White text reads best on it, at 17.86:1.
| Hue family | Reds |
| Lightness | very dark (21%) |
| Chroma | muted (0.063) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.17:1 |
| White text | 17.86:1 |
Values
| HEX | #300B04 |
| RGB | rgb(48, 11, 4) |
| HSL | hsl(10, 85%, 10%) |
| OKLCH | oklch(21.3% 0.063 34.4) |
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 #300B04 | 17.86:1 | AAA | Lc -106.5 | Preferred for body text |
| Black text on #300B04 | 1.17:1 | Fails | Lc 0.0 | Not readable |
| #300B04 text on white | 17.86:1 | AAA | Lc 104.2 | Preferred for body text |
| #300B04 text on black | 1.17:1 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F8E5E0
oklch(93.6% 0.022 35.1)
-
Step 200
200
#F3D0C7
oklch(88.5% 0.041 34.8)
-
Step 300
300
#ECB0A1
oklch(80.9% 0.074 34.5)
-
Step 400
400
#E0846E
oklch(70.7% 0.118 34.3)
-
Step 500
500
#D56247
oklch(63.2% 0.151 34.5)
-
Step 600
600
#C04427
oklch(55.5% 0.165 34.4)
-
Step 700
700
#A5351A
oklch(49.1% 0.152 34.5)
-
Step 800
800
#862D18
oklch(42.6% 0.126 34.5)
-
Step 900
900
#6C2A1A
oklch(37.7% 0.098 34.9)
-
Step 950
950 (this color)
#300B04
oklch(21.3% 0.063 34.4)
#300B04 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) | #161203 | 0.063 |
| Deuteranopia (no green cones) | #1F1A03 | 0.057 |
| Tritanopia (no blue cones) | #360309 | 0.025 |
| Achromatopsia (no color) | #171717 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #300B04
#300B04
oklch(21.3% 0.063 34.4)
- #001D24
#001D24
oklch(21.3% 0.038 216.3)
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 #300B04, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.035
- Deep Brown #410200 ΔE 0.041
- Dark Brown #341C02 ΔE 0.051
- Chocolate Brown #411900 ΔE 0.060
- Mahogany #4A0100 ΔE 0.062
- Very Dark Brown #1D0200 ΔE 0.063
- Dark Plum #3F012C ΔE 0.086
- Jet #212529 ΔE 0.086
Use #300B04 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.