#1B0611
Closest named color: Very Dark Brown (#1D0200). oklch(16.5% 0.042 349.3), rgb(27, 6, 17).
Aa
White text reads best on this color (19.43:1).
About this color
#1B0611 is a very dark, muted red. In OKLCH its lightness is 16%, its chroma 0.042 and its hue 349°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.041 away. White text reads best on it, at 19.43:1.
| Hue family | Reds |
| Lightness | very dark (16%) |
| Chroma | muted (0.042) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.08:1 |
| White text | 19.43:1 |
Values
| HEX | #1B0611 |
| RGB | rgb(27, 6, 17) |
| HSL | hsl(329, 64%, 6%) |
| OKLCH | oklch(16.5% 0.042 349.3) |
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 #1B0611 | 19.43:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #1B0611 | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #1B0611 text on white | 19.43:1 | AAA | Lc 105.5 | Preferred for body text |
| #1B0611 text on black | 1.08:1 | 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
#F9F4F6
oklch(97.2% 0.006 350.8)
-
Step 100
100
#F2E6EB
oklch(93.6% 0.015 350.1)
-
Step 200
200
#E8D2DC
oklch(88.5% 0.028 348.4)
-
Step 300
300
#DBB4C5
oklch(80.9% 0.05 350.2)
-
Step 400
400
#C78CA8
oklch(70.6% 0.08 349.3)
-
Step 500
500
#B76F93
oklch(63.1% 0.102 349.1)
-
Step 600
600
#A2567D
oklch(55.5% 0.111 349.2)
-
Step 700
700
#8B466A
oklch(49.1% 0.104 349)
-
Step 800
800
#713A56
oklch(42.7% 0.085 349.5)
-
Step 900
900
#5C3247
oklch(37.7% 0.067 349.5)
-
Step 950
950 (this color)
#1B0611
oklch(16.5% 0.042 349.3)
#1B0611 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) | #080B11 | 0.046 |
| Deuteranopia (no green cones) | #0E0E10 | 0.040 |
| Tritanopia (no blue cones) | #1D050A | 0.015 |
| Achromatopsia (no color) | #0D0D0D | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B0611
#1B0611
oklch(16.5% 0.042 349.3)
- #00130C
#00130C
oklch(16.6% 0.033 169)
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 #1B0611, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.041
- Almost Black #070D0D ΔE 0.053
- Rich Navy #001219 ΔE 0.066
- Rich Black #0D1B2A ΔE 0.079
- Very Dark Purple #2A0134 ΔE 0.080
- Midnight Purple #280137 ΔE 0.083
- Dark Maroon #3C0008 ΔE 0.084
- Midnight #03012D ΔE 0.093
Use #1B0611 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.