#17010B
Closest named color: Very Dark Brown (#1D0200). oklch(13.8% 0.051 351.7), rgb(23, 1, 11).
Aa
White text reads best on this color (20.08:1).
About this color
#17010B is a very dark, muted red. In OKLCH its lightness is 14%, its chroma 0.051 and its hue 352°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.040 away. White text reads best on it, at 20.08:1.
| Hue family | Reds |
| Lightness | very dark (14%) |
| Chroma | muted (0.051) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.04:1 |
| White text | 20.08:1 |
Values
| HEX | #17010B |
| RGB | rgb(23, 1, 11) |
| HSL | hsl(333, 92%, 5%) |
| OKLCH | oklch(13.8% 0.051 351.7) |
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 #17010B | 20.08:1 | AAA | Lc -107.6 | Preferred for body text |
| Black text on #17010B | 1.04:1 | Fails | Lc 0.0 | Not readable |
| #17010B text on white | 20.08:1 | AAA | Lc 105.7 | Preferred for body text |
| #17010B text on black | 1.04:1 | 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
#FAF3F6
oklch(97% 0.008 349.2)
-
Step 100
100
#F4E5EB
oklch(93.6% 0.018 351.2)
-
Step 200
200
#ECD0DB
oklch(88.4% 0.034 352.1)
-
Step 300
300
#E1B1C5
oklch(80.9% 0.061 351.7)
-
Step 400
400
#D087A7
oklch(70.7% 0.098 352)
-
Step 500
500
#C16892
oklch(63.2% 0.123 351.5)
-
Step 600
600
#AC4D7C
oklch(55.5% 0.135 351.5)
-
Step 700
700
#943E68
oklch(49.2% 0.125 352.2)
-
Step 800
800
#783355
oklch(42.6% 0.105 351.7)
-
Step 900
900
#612E46
oklch(37.7% 0.08 352.1)
-
Step 950
950 (this color)
#17010B
oklch(13.8% 0.051 351.7)
#17010B 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) | #03050B | 0.058 |
| Deuteranopia (no green cones) | #09090A | 0.050 |
| Tritanopia (no blue cones) | #1A0004 | 0.019 |
| Achromatopsia (no color) | #080808 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17010B
#17010B
oklch(13.8% 0.051 351.7)
- #000C08
#000C08
oklch(13.8% 0.026 174.6)
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 #17010B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.040
- Almost Black #070D0D ΔE 0.062
- Rich Navy #001219 ΔE 0.081
- Midnight #03012D ΔE 0.095
- Very Dark Purple #2A0134 ΔE 0.095
- Midnight Purple #280137 ΔE 0.098
- Dark Maroon #3C0008 ΔE 0.101
- Dark Navy Blue #00022E ΔE 0.102
Use #17010B 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.