#280909
Closest named color: Very Dark Brown (#1D0200). oklch(19.4% 0.052 23.3), rgb(40, 9, 9).
Aa
White text reads best on this color (18.53:1).
About this color
#280909 is a very dark, muted red. In OKLCH its lightness is 19%, its chroma 0.052 and its hue 23°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.045 away. White text reads best on it, at 18.53:1.
| Hue family | Reds |
| Lightness | very dark (19%) |
| Chroma | muted (0.052) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.13:1 |
| White text | 18.53:1 |
Values
| HEX | #280909 |
| RGB | rgb(40, 9, 9) |
| HSL | hsl(0, 63%, 10%) |
| OKLCH | oklch(19.4% 0.052 23.3) |
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 #280909 | 18.53:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #280909 | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #280909 text on white | 18.53:1 | AAA | Lc 104.8 | Preferred for body text |
| #280909 text on black | 1.13:1 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F6E6E4
oklch(93.7% 0.018 26.1)
-
Step 200
200
#EFD1CE
oklch(88.5% 0.034 24.6)
-
Step 300
300
#E6B2AE
oklch(81% 0.061 23.6)
-
Step 400
400
#D88883
oklch(70.8% 0.099 23.7)
-
Step 500
500
#CB6764
oklch(63.1% 0.128 23.1)
-
Step 600
600
#B64D4B
oklch(55.6% 0.137 23.7)
-
Step 700
700
#9C3D3C
oklch(49% 0.128 23.6)
-
Step 800
800
#7F3332
oklch(42.7% 0.106 23.4)
-
Step 900
900
#672D2C
oklch(37.7% 0.084 22.9)
-
Step 950
950 (this color)
#280909
oklch(19.4% 0.052 23.3)
#280909 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) | #110F09 | 0.056 |
| Deuteranopia (no green cones) | #191608 | 0.052 |
| Tritanopia (no blue cones) | #2D0409 | 0.016 |
| Achromatopsia (no color) | #131313 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #280909
#280909
oklch(19.4% 0.052 23.3)
- #00191B
#00191B
oklch(19.4% 0.033 201.8)
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 #280909, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.045
- Dark Maroon #3C0008 ΔE 0.049
- Deep Brown #410200 ΔE 0.061
- Dark Brown #341C02 ΔE 0.070
- Almost Black #070D0D ΔE 0.075
- Chocolate Brown #411900 ΔE 0.082
- Mahogany #4A0100 ΔE 0.083
- Rich Black #0D1B2A ΔE 0.084
Use #280909 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.