#170F01
Closest named color: Almost Black (#070D0D). oklch(17.5% 0.033 84.8), rgb(23, 15, 1).
Aa
White text reads best on this color (19.00:1).
About this color
#170F01 is a very dark, muted brown. In OKLCH its lightness is 17%, its chroma 0.033 and its hue 85°. Its hue sits on the warm side of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.044 away. White text reads best on it, at 19.00:1.
| Hue family | Browns |
| Lightness | very dark (17%) |
| Chroma | muted (0.033) |
| Temperature | warm |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.10:1 |
| White text | 19.00:1 |
Values
| HEX | #170F01 |
| RGB | rgb(23, 15, 1) |
| HSL | hsl(38, 92%, 5%) |
| OKLCH | oklch(17.5% 0.033 84.8) |
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 #170F01 | 19.00:1 | AAA | Lc -107.4 | Preferred for body text |
| Black text on #170F01 | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #170F01 text on white | 19.00:1 | AAA | Lc 105.4 | Preferred for body text |
| #170F01 text on black | 1.10:1 | 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
#F7F5F2
oklch(97.1% 0.005 78.3)
-
Step 100
100
#EDE9E2
oklch(93.5% 0.01 81.8)
-
Step 200
200
#E0D8C9
oklch(88.5% 0.022 83.3)
-
Step 300
300
#CCBFA5
oklch(80.9% 0.038 84.6)
-
Step 400
400
#B39E74
oklch(70.7% 0.062 84.3)
-
Step 500
500
#A0864F
oklch(63.2% 0.08 84.9)
-
Step 600
600
#8B6F32
oklch(55.6% 0.087 84.5)
-
Step 700
700
#765D24
oklch(49.2% 0.081 85.1)
-
Step 800
800
#604C20
oklch(42.8% 0.067 84.7)
-
Step 900
900
#4E3F1F
oklch(37.6% 0.052 84.7)
-
Step 950
950 (this color)
#170F01
oklch(17.5% 0.033 84.8)
#170F01 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) | #120F00 | 0.012 |
| Deuteranopia (no green cones) | #141101 | 0.010 |
| Tritanopia (no blue cones) | #1A0C0B | 0.030 |
| Achromatopsia (no color) | #101010 | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #170F01
#170F01
oklch(17.5% 0.033 84.8)
- #09101F
#09101F
oklch(17.5% 0.033 264.2)
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 #170F01, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.044
- Very Dark Brown #1D0200 ΔE 0.048
- Rich Navy #001219 ΔE 0.060
- Rich Black #0D1B2A ΔE 0.081
- Dark Brown #341C02 ΔE 0.083
- Dark Maroon #3C0008 ΔE 0.096
- Jet #212529 ΔE 0.097
- Deep Brown #410200 ΔE 0.102
Use #170F01 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.