#280B19
Closest named color: Dark Maroon (#3C0008). oklch(20.4% 0.052 352.6), rgb(40, 11, 25).
Aa
White text reads best on this color (18.22:1).
About this color
#280B19 is a very dark, muted red. In OKLCH its lightness is 20%, its chroma 0.052 and its hue 353°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.055 away. White text reads best on it, at 18.22:1.
| Hue family | Reds |
| Lightness | very dark (20%) |
| Chroma | muted (0.052) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.15:1 |
| White text | 18.22:1 |
Values
| HEX | #280B19 |
| RGB | rgb(40, 11, 25) |
| HSL | hsl(331, 57%, 10%) |
| OKLCH | oklch(20.4% 0.052 352.6) |
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 #280B19 | 18.22:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #280B19 | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #280B19 text on white | 18.22:1 | AAA | Lc 104.7 | Preferred for body text |
| #280B19 text on black | 1.15:1 | 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
#FAF3F6
oklch(97% 0.008 349.2)
-
Step 100
100
#F4E5EB
oklch(93.6% 0.018 351.2)
-
Step 200
200
#ECD0DB
oklch(88.4% 0.034 352.1)
-
Step 300
300
#E2B1C4
oklch(81% 0.062 353.4)
-
Step 400
400
#D186A6
oklch(70.6% 0.1 352.8)
-
Step 500
500
#C36791
oklch(63.2% 0.127 352.6)
-
Step 600
600
#AE4C7B
oklch(55.6% 0.138 352.6)
-
Step 700
700
#953C67
oklch(49% 0.129 352.8)
-
Step 800
800
#793354
oklch(42.7% 0.105 353)
-
Step 900
900
#622D46
oklch(37.7% 0.083 352.2)
-
Step 950
950 (this color)
#280B19
oklch(20.4% 0.052 352.6)
#280B19 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) | #0F1219 | 0.058 |
| Deuteranopia (no green cones) | #171718 | 0.052 |
| Tritanopia (no blue cones) | #2B0A10 | 0.019 |
| Achromatopsia (no color) | #151515 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #280B19
#280B19
oklch(20.4% 0.052 352.6)
- #001C15
#001C15
oklch(20.2% 0.039 173.7)
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 #280B19, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.055
- Very Dark Purple #2A0134 ΔE 0.063
- Very Dark Brown #1D0200 ΔE 0.065
- Eggplant #380835 ΔE 0.066
- Dark Plum #3F012C ΔE 0.067
- Midnight Purple #280137 ΔE 0.068
- Rich Black #0D1B2A ΔE 0.070
- Deep Brown #410200 ΔE 0.071
Use #280B19 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.