#211019
Closest named color: Rich Black (#0D1B2A). oklch(20.1% 0.032 347.4), rgb(33, 16, 25).
Aa
White text reads best on this color (18.21:1).
About this color
#211019 is a very dark, muted red. In OKLCH its lightness is 20%, its chroma 0.032 and its hue 347°. Its hue sits on the warm side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.053 away. White text reads best on it, at 18.21:1.
| Hue family | Reds |
| Lightness | very dark (20%) |
| Chroma | muted (0.032) |
| Temperature | warm |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.15:1 |
| White text | 18.21:1 |
Values
| HEX | #211019 |
| RGB | rgb(33, 16, 25) |
| HSL | hsl(328, 35%, 10%) |
| OKLCH | oklch(20.1% 0.032 347.4) |
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 #211019 | 18.21:1 | AAA | Lc -107.0 | Preferred for body text |
| Black text on #211019 | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #211019 text on white | 18.21:1 | AAA | Lc 104.8 | Preferred for body text |
| #211019 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
#F8F4F6
oklch(97.1% 0.005 345.3)
-
Step 100
100
#F0E7EB
oklch(93.6% 0.011 348.4)
-
Step 200
200
#E5D4DC
oklch(88.6% 0.022 347.3)
-
Step 300
300
#D4B7C5
oklch(80.8% 0.038 347.3)
-
Step 400
400
#BE91A8
oklch(70.6% 0.062 346.7)
-
Step 500
500
#AD7692
oklch(63.1% 0.078 347.7)
-
Step 600
600
#985E7D
oklch(55.6% 0.086 347)
-
Step 700
700
#824E69
oklch(49.2% 0.079 347.9)
-
Step 800
800
#694056
oklch(42.7% 0.065 346.8)
-
Step 900
900
#563647
oklch(37.7% 0.052 346.8)
-
Step 950
950 (this color)
#211019
oklch(20.1% 0.032 347.4)
#211019 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) | #111419 | 0.035 |
| Deuteranopia (no green cones) | #161619 | 0.030 |
| Tritanopia (no blue cones) | #231013 | 0.013 |
| Achromatopsia (no color) | #151515 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #211019
#211019
oklch(20.1% 0.032 347.4)
- #051B13
#051B13
oklch(20.1% 0.033 166.9)
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 #211019, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.053
- Very Dark Brown #1D0200 ΔE 0.064
- Almost Black #070D0D ΔE 0.064
- Rich Navy #001219 ΔE 0.065
- Dark Maroon #3C0008 ΔE 0.070
- Jet #212529 ΔE 0.070
- Dark #1B2431 ΔE 0.071
- Very Dark Purple #2A0134 ΔE 0.073
Use #211019 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.