#1B050A
Closest named color: Very Dark Brown (#1D0200). oklch(15.9% 0.041 6.9), rgb(27, 5, 10).
Aa
White text reads best on this color (19.57:1).
About this color
#1B050A is a very dark, muted red. In OKLCH its lightness is 16%, its chroma 0.041 and its hue 7°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.027 away. White text reads best on it, at 19.57:1.
| Hue family | Reds |
| Lightness | very dark (16%) |
| Chroma | muted (0.041) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.07:1 |
| White text | 19.57:1 |
Values
| HEX | #1B050A |
| RGB | rgb(27, 5, 10) |
| HSL | hsl(346, 69%, 6%) |
| OKLCH | oklch(15.9% 0.041 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 #1B050A | 19.57:1 | AAA | Lc -107.5 | Preferred for body text |
| Black text on #1B050A | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #1B050A text on white | 19.57:1 | AAA | Lc 105.6 | Preferred for body text |
| #1B050A text on black | 1.07:1 | 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
#FAF4F5
oklch(97.2% 0.007 5.6)
-
Step 100
100
#F3E6E8
oklch(93.6% 0.014 6.7)
-
Step 200
200
#EAD2D6
oklch(88.5% 0.027 6.2)
-
Step 300
300
#DEB4BB
oklch(80.9% 0.049 7)
-
Step 400
400
#CB8C98
oklch(70.6% 0.078 6.7)
-
Step 500
500
#BD6F7F
oklch(63.2% 0.1 7.1)
-
Step 600
600
#A85668
oklch(55.6% 0.109 7.3)
-
Step 700
700
#904657
oklch(49.2% 0.101 7)
-
Step 800
800
#753A47
oklch(42.8% 0.084 7.3)
-
Step 900
900
#5F323C
oklch(37.8% 0.066 6.5)
-
Step 950
950 (this color)
#1B050A
oklch(15.9% 0.041 6.9)
#1B050A 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) | #09090A | 0.045 |
| Deuteranopia (no green cones) | #0F0E09 | 0.043 |
| Tritanopia (no blue cones) | #1E0307 | 0.011 |
| Achromatopsia (no color) | #0C0C0C | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1B050A
#1B050A
oklch(15.9% 0.041 6.9)
- #00110F
#00110F
oklch(16% 0.028 186.1)
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 #1B050A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.027
- Almost Black #070D0D ΔE 0.052
- Rich Navy #001219 ΔE 0.070
- Dark Maroon #3C0008 ΔE 0.084
- Rich Black #0D1B2A ΔE 0.088
- Very Dark Purple #2A0134 ΔE 0.093
- Midnight Purple #280137 ΔE 0.097
- Deep Brown #410200 ΔE 0.099
Use #1B050A 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.