#290B17
Closest named color: Dark Maroon (#3C0008). oklch(20.5% 0.053 357.8), rgb(41, 11, 23).
Aa
White text reads best on this color (18.18:1).
About this color
#290B17 is a very dark, muted red. In OKLCH its lightness is 20%, its chroma 0.053 and its hue 358°. 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 18.18:1.
| Hue family | Reds |
| Lightness | very dark (20%) |
| Chroma | muted (0.053) |
| Temperature | warm |
| Nearest name | Dark Maroon (#3C0008) |
| Black text | 1.15:1 |
| White text | 18.18:1 |
Values
| HEX | #290B17 |
| RGB | rgb(41, 11, 23) |
| HSL | hsl(336, 58%, 10%) |
| OKLCH | oklch(20.5% 0.053 357.8) |
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 #290B17 | 18.18:1 | AAA | Lc -106.8 | Preferred for body text |
| Black text on #290B17 | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #290B17 text on white | 18.18:1 | AAA | Lc 104.6 | Preferred for body text |
| #290B17 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
#FBF3F5
oklch(97.1% 0.009 0.1)
-
Step 100
100
#F5E5EA
oklch(93.6% 0.019 356.4)
-
Step 200
200
#EDD0D9
oklch(88.4% 0.034 357.1)
-
Step 300
300
#E3B0C0
oklch(80.8% 0.063 357.9)
-
Step 400
400
#D386A0
oklch(70.7% 0.099 358.2)
-
Step 500
500
#C56689
oklch(63.1% 0.127 358)
-
Step 600
600
#B04B73
oklch(55.5% 0.138 357.8)
-
Step 700
700
#973C61
oklch(49.1% 0.128 357.5)
-
Step 800
800
#7B324F
oklch(42.7% 0.107 357.7)
-
Step 900
900
#632D41
oklch(37.7% 0.082 358.3)
-
Step 950
950 (this color)
#290B17
oklch(20.5% 0.053 357.8)
#290B17 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) | #101217 | 0.058 |
| Deuteranopia (no green cones) | #181816 | 0.054 |
| Tritanopia (no blue cones) | #2D0910 | 0.016 |
| Achromatopsia (no color) | #151515 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #290B17
#290B17
oklch(20.5% 0.053 357.8)
- #001D17
#001D17
oklch(20.6% 0.038 176.8)
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 #290B17, 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 0.063
- Deep Brown #410200 ΔE 0.067
- Very Dark Purple #2A0134 ΔE 0.067
- Dark Plum #3F012C ΔE 0.068
- Eggplant #380835 ΔE 0.068
- Rich Black #0D1B2A ΔE 0.072
- Midnight Purple #280137 ΔE 0.073
Use #290B17 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.