#1B090D
Closest named color: Very Dark Brown (#1D0200). oklch(17% 0.032 6.9), rgb(27, 9, 13).
Aa
White text reads best on this color (19.23:1).
About this color
#1B090D is a very dark, muted red. In OKLCH its lightness is 17%, its chroma 0.032 and its hue 7°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.035 away. White text reads best on it, at 19.23:1.
| Hue family | Reds |
| Lightness | very dark (17%) |
| Chroma | muted (0.032) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.09:1 |
| White text | 19.23:1 |
Values
| HEX | #1B090D |
| RGB | rgb(27, 9, 13) |
| HSL | hsl(347, 50%, 7%) |
| OKLCH | oklch(17% 0.032 6.9) |
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 #1B090D | 19.23:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #1B090D | 1.09:1 | Fails | Lc 0.0 | Not readable |
| #1B090D text on white | 19.23:1 | AAA | Lc 105.5 | Preferred for body text |
| #1B090D text on black | 1.09:1 | 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
#F9F4F5
oklch(97.1% 0.006 3.3)
-
Step 100
100
#F1E7E8
oklch(93.6% 0.011 10.3)
-
Step 200
200
#E6D4D7
oklch(88.5% 0.02 6)
-
Step 300
300
#D8B7BC
oklch(80.9% 0.038 7.7)
-
Step 400
400
#C3919A
oklch(70.7% 0.062 6.8)
-
Step 500
500
#B27681
oklch(63.1% 0.077 7.5)
-
Step 600
600
#9E5E6B
oklch(55.7% 0.085 7.1)
-
Step 700
700
#864D59
oklch(49% 0.078 6.8)
-
Step 800
800
#6D3F49
oklch(42.6% 0.065 6.2)
-
Step 900
900
#59363D
oklch(37.7% 0.051 6.8)
-
Step 950
950 (this color)
#1B090D
oklch(17% 0.032 6.9)
#1B090D 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) | #0C0C0D | 0.035 |
| Deuteranopia (no green cones) | #11100D | 0.032 |
| Tritanopia (no blue cones) | #1E080A | 0.009 |
| Achromatopsia (no color) | #0E0E0E | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B090D
#1B090D
oklch(17% 0.032 6.9)
- #001312
#001312
oklch(16.9% 0.029 190.6)
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 #1B090D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.035
- Almost Black #070D0D ΔE 0.046
- Rich Navy #001219 ΔE 0.061
- Rich Black #0D1B2A ΔE 0.075
- Dark Maroon #3C0008 ΔE 0.081
- Very Dark Purple #2A0134 ΔE 0.090
- Midnight Purple #280137 ΔE 0.094
- Deep Brown #410200 ΔE 0.095
Use #1B090D 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.