#280B13
Closest named color: Dark Maroon (#3C0008). oklch(20.1% 0.05 5.4), rgb(40, 11, 19).
Aa
White text reads best on this color (18.30:1).
About this color
#280B13 is a very dark, muted red. In OKLCH its lightness is 20%, its chroma 0.050 and its hue 5°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Maroon (#3C0008), ΔE 0.051 away. White text reads best on it, at 18.30:1.
| Hue family | Reds |
| Lightness | very dark (20%) |
| Chroma | muted (0.050) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.14:1 |
| White text | 18.30:1 |
Values
| HEX | #280B13 |
| RGB | rgb(40, 11, 19) |
| HSL | hsl(343, 57%, 10%) |
| OKLCH | oklch(20.1% 0.05 5.4) |
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 #280B13 | 18.30:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #280B13 | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #280B13 text on white | 18.30:1 | AAA | Lc 104.7 | Preferred for body text |
| #280B13 text on black | 1.14:1 | 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
#FAF3F5
oklch(97% 0.008 357.8)
-
Step 100
100
#F5E5E8
oklch(93.5% 0.018 4.5)
-
Step 200
200
#EDD1D6
oklch(88.5% 0.032 5.6)
-
Step 300
300
#E3B1BB
oklch(80.8% 0.059 5.1)
-
Step 400
400
#D38898
oklch(70.8% 0.094 5.8)
-
Step 500
500
#C5687F
oklch(63.1% 0.12 5.4)
-
Step 600
600
#B04E68
oklch(55.6% 0.13 5.7)
-
Step 700
700
#973E57
oklch(49.1% 0.122 5.2)
-
Step 800
800
#7B3447
oklch(42.7% 0.101 5.6)
-
Step 900
900
#632E3C
oklch(37.7% 0.078 4.8)
-
Step 950
950 (this color)
#280B13
oklch(20.1% 0.05 5.4)
#280B13 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) | #111113 | 0.054 |
| Deuteranopia (no green cones) | #181712 | 0.051 |
| Tritanopia (no blue cones) | #2C080E | 0.013 |
| Achromatopsia (no color) | #151515 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #280B13
#280B13
oklch(20.1% 0.05 5.4)
- #001B18
#001B18
oklch(20% 0.035 185)
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 #280B13, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Maroon #3C0008 ΔE 0.051
- Very Dark Brown #1D0200 ΔE 0.056
- Deep Brown #410200 ΔE 0.065
- Dark Brown #341C02 ΔE 0.073
- Rich Black #0D1B2A ΔE 0.074
- Very Dark Purple #2A0134 ΔE 0.075
- Dark Plum #3F012C ΔE 0.075
- Eggplant #380835 ΔE 0.076
Use #280B13 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.