#2B0305
Closest named color: Very Dark Brown (#1D0200). oklch(18.9% 0.067 22.9), rgb(43, 3, 5).
Aa
White text reads best on this color (18.78:1).
About this color
#2B0305 is a very dark, muted red. In OKLCH its lightness is 19%, its chroma 0.067 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.042 away. White text reads best on it, at 18.78:1.
| Hue family | Reds |
| Lightness | very dark (19%) |
| Chroma | muted (0.067) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.11:1 |
| White text | 18.78:1 |
Values
| HEX | #2B0305 |
| RGB | rgb(43, 3, 5) |
| HSL | hsl(357, 87%, 9%) |
| OKLCH | oklch(18.9% 0.067 22.9) |
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 #2B0305 | 18.78:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #2B0305 | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #2B0305 text on white | 18.78:1 | AAA | Lc 104.7 | Preferred for body text |
| #2B0305 text on black | 1.11:1 | 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
#FDF3F2
oklch(97.2% 0.011 24.3)
-
Step 100
100
#F9E4E3
oklch(93.5% 0.023 20.9)
-
Step 200
200
#F5CECC
oklch(88.4% 0.044 21.5)
-
Step 300
300
#F0ADA9
oklch(81% 0.079 22.8)
-
Step 400
400
#E57E7B
oklch(70.6% 0.128 22.6)
-
Step 500
500
#DA5959
oklch(63% 0.163 22.9)
-
Step 600
600
#C6393F
oklch(55.6% 0.177 22.9)
-
Step 700
700
#AA2A31
oklch(49.1% 0.164 23)
-
Step 800
800
#8A2529
oklch(42.6% 0.136 23)
-
Step 900
900
#6F2526
oklch(37.7% 0.105 22.9)
-
Step 950
950 (this color)
#2B0305
oklch(18.9% 0.067 22.9)
#2B0305 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) | #0E0C05 | 0.073 |
| Deuteranopia (no green cones) | #181504 | 0.068 |
| Tritanopia (no blue cones) | #300004 | 0.013 |
| Achromatopsia (no color) | #121212 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2B0305
#2B0305
oklch(18.9% 0.067 22.9)
- #00181A
#00181A
oklch(19% 0.032 202)
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 #2B0305, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.042
- Dark Maroon #3C0008 ΔE 0.043
- Deep Brown #410200 ΔE 0.057
- Dark Brown #341C02 ΔE 0.079
- Mahogany #4A0100 ΔE 0.079
- Almost Black #070D0D ΔE 0.085
- Chocolate Brown #411900 ΔE 0.087
- Dark Plum #3F012C ΔE 0.087
Use #2B0305 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.