#18050B
Closest named color: Very Dark Brown (#1D0200). oklch(15.3% 0.037 0.5), rgb(24, 5, 11).
Aa
White text reads best on this color (19.71:1).
About this color
#18050B is a very dark, muted red. In OKLCH its lightness is 15%, its chroma 0.037 and its hue 0°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.031 away. White text reads best on it, at 19.71:1.
| Hue family | Reds |
| Lightness | very dark (15%) |
| Chroma | muted (0.037) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.06:1 |
| White text | 19.71:1 |
Values
| HEX | #18050B |
| RGB | rgb(24, 5, 11) |
| HSL | hsl(341, 66%, 6%) |
| OKLCH | oklch(15.3% 0.037 0.5) |
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 #18050B | 19.71:1 | AAA | Lc -107.6 | Preferred for body text |
| Black text on #18050B | 1.06:1 | Fails | Lc 0.0 | Not readable |
| #18050B text on white | 19.71:1 | AAA | Lc 105.7 | Preferred for body text |
| #18050B text on black | 1.06:1 | 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
#F2E6E9
oklch(93.5% 0.014 0.3)
-
Step 200
200
#E8D3D8
oklch(88.5% 0.024 1.4)
-
Step 300
300
#DAB5BF
oklch(80.8% 0.045 0.1)
-
Step 400
400
#C68E9E
oklch(70.6% 0.071 0.3)
-
Step 500
500
#B77287
oklch(63.2% 0.091 0.3)
-
Step 600
600
#A25970
oklch(55.6% 0.099 0.7)
-
Step 700
700
#8A495E
oklch(49.1% 0.091 0.4)
-
Step 800
800
#703C4D
oklch(42.6% 0.076 359.9)
-
Step 900
900
#5B3440
oklch(37.7% 0.058 0.4)
-
Step 950
950 (this color)
#18050B
oklch(15.3% 0.037 0.5)
#18050B 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) | #08080B | 0.040 |
| Deuteranopia (no green cones) | #0D0C0B | 0.036 |
| Tritanopia (no blue cones) | #1B0407 | 0.011 |
| Achromatopsia (no color) | #0B0B0B | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #18050B
#18050B
oklch(15.3% 0.037 0.5)
- #00100C
#00100C
oklch(15.5% 0.029 177.5)
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 #18050B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.031
- Almost Black #070D0D ΔE 0.047
- Rich Navy #001219 ΔE 0.066
- Rich Black #0D1B2A ΔE 0.088
- Dark Maroon #3C0008 ΔE 0.092
- Very Dark Purple #2A0134 ΔE 0.094
- Midnight #03012D ΔE 0.096
- Midnight Purple #280137 ΔE 0.097
Use #18050B 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.