#300A0A
Closest named color: Dark Maroon (#3C0008). oklch(21.3% 0.062 24), rgb(48, 10, 10).
Aa
White text reads best on this color (17.89:1).
About this color
#300A0A is a very dark, muted red. In OKLCH its lightness is 21%, its chroma 0.062 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.031 away. White text reads best on it, at 17.89:1.
| Hue family | Reds |
| Lightness | very dark (21%) |
| Chroma | muted (0.062) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.17:1 |
| White text | 17.89:1 |
Values
| HEX | #300A0A |
| RGB | rgb(48, 10, 10) |
| HSL | hsl(0, 66%, 11%) |
| OKLCH | oklch(21.3% 0.062 24) |
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 #300A0A | 17.89:1 | AAA | Lc -106.5 | Preferred for body text |
| Black text on #300A0A | 1.17:1 | Fails | Lc 0.0 | Not readable |
| #300A0A text on white | 17.89:1 | AAA | Lc 104.3 | Preferred for body text |
| #300A0A 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F8E5E3
oklch(93.7% 0.021 24.8)
-
Step 200
200
#F3CFCC
oklch(88.4% 0.041 23.6)
-
Step 300
300
#EDAFAA
oklch(81% 0.073 24)
-
Step 400
400
#E0827C
oklch(70.6% 0.117 24.3)
-
Step 500
500
#D55F5B
oklch(63.1% 0.15 24.3)
-
Step 600
600
#C04141
oklch(55.5% 0.163 24.1)
-
Step 700
700
#A63233
oklch(49.2% 0.152 24.2)
-
Step 800
800
#862B2B
oklch(42.7% 0.125 24.1)
-
Step 900
900
#6C2827
oklch(37.6% 0.098 23.8)
-
Step 950
950 (this color)
#300A0A
oklch(21.3% 0.062 24)
#300A0A 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) | #14120A | 0.067 |
| Deuteranopia (no green cones) | #1E1A09 | 0.060 |
| Tritanopia (no blue cones) | #36030A | 0.019 |
| Achromatopsia (no color) | #171717 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #300A0A
#300A0A
oklch(21.3% 0.062 24)
- #001E21
#001E21
oklch(21.4% 0.037 204.1)
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 #300A0A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.031
- Deep Brown #410200 ΔE 0.042
- Dark Brown #341C02 ΔE 0.058
- Mahogany #4A0100 ΔE 0.062
- Very Dark Brown #1D0200 ΔE 0.063
- Chocolate Brown #411900 ΔE 0.065
- Dark Plum #3F012C ΔE 0.076
- Eggplant #380835 ΔE 0.083
Use #300A0A 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.