#150001
Closest named color: Very Dark Brown (#1D0200). oklch(12.4% 0.05 22.5), rgb(21, 0, 1).
Aa
White text reads best on this color (20.34:1).
About this color
#150001 is a very dark, muted red. In OKLCH its lightness is 12%, its chroma 0.050 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.030 away. White text reads best on it, at 20.34:1.
| Hue family | Reds |
| Lightness | very dark (12%) |
| Chroma | muted (0.050) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.03:1 |
| White text | 20.34:1 |
Values
| HEX | #150001 |
| RGB | rgb(21, 0, 1) |
| HSL | hsl(357, 100%, 4%) |
| OKLCH | oklch(12.4% 0.05 22.5) |
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 #150001 | 20.34:1 | AAA | Lc -107.7 | Preferred for body text |
| Black text on #150001 | 1.03:1 | Fails | Lc 0.0 | Not readable |
| #150001 text on white | 20.34:1 | AAA | Lc 105.8 | Preferred for body text |
| #150001 text on black | 1.03:1 | 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
#FBF3F3
oklch(97% 0.009 17.3)
-
Step 100
100
#F5E6E5
oklch(93.7% 0.016 22.1)
-
Step 200
200
#EED1CF
oklch(88.4% 0.033 22.5)
-
Step 300
300
#E5B2AF
oklch(80.9% 0.06 22.4)
-
Step 400
400
#D58985
oklch(70.7% 0.094 23)
-
Step 500
500
#C86967
oklch(63% 0.121 22.4)
-
Step 600
600
#B34F4F
oklch(55.6% 0.131 22.3)
-
Step 700
700
#9A3F40
oklch(49.1% 0.122 22)
-
Step 800
800
#7D3535
oklch(42.7% 0.101 22.3)
-
Step 900
900
#652F2E
oklch(37.8% 0.078 22.6)
-
Step 950
950 (this color)
#150001
oklch(12.4% 0.05 22.5)
#150001 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) | #040301 | 0.053 |
| Deuteranopia (no green cones) | #090701 | 0.049 |
| Tritanopia (no blue cones) | #180000 | 0.011 |
| Achromatopsia (no color) | #050505 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #150001
#150001
oklch(12.4% 0.05 22.5)
- #000809
#000809
oklch(12.2% 0.021 201.7)
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 #150001, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.030
- Almost Black #070D0D ΔE 0.066
- Rich Navy #001219 ΔE 0.092
- Dark Maroon #3C0008 ΔE 0.110
- Midnight #03012D ΔE 0.117
- Rich Black #0D1B2A ΔE 0.122
- Dark Navy Blue #00022E ΔE 0.123
- Deep Brown #410200 ΔE 0.123
Use #150001 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.