#170A01
Closest named color: Very Dark Brown (#1D0200). oklch(16.1% 0.033 64.2), rgb(23, 10, 1).
Aa
White text reads best on this color (19.43:1).
About this color
#170A01 is a very dark, muted brown. In OKLCH its lightness is 16%, its chroma 0.033 and its hue 64°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.032 away. White text reads best on it, at 19.43:1.
| Hue family | Browns |
| Lightness | very dark (16%) |
| Chroma | muted (0.033) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.08:1 |
| White text | 19.43:1 |
Values
| HEX | #170A01 |
| RGB | rgb(23, 10, 1) |
| HSL | hsl(25, 92%, 5%) |
| OKLCH | oklch(16.1% 0.033 64.2) |
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 #170A01 | 19.43:1 | AAA | Lc -107.6 | Preferred for body text |
| Black text on #170A01 | 1.08:1 | Fails | Lc 0.0 | Not readable |
| #170A01 text on white | 19.43:1 | AAA | Lc 105.6 | Preferred for body text |
| #170A01 text on black | 1.08:1 | 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
#F8F5F2
oklch(97.2% 0.005 67.8)
-
Step 100
100
#EFE8E2
oklch(93.5% 0.011 63.4)
-
Step 200
200
#E4D6CB
oklch(88.4% 0.022 60.7)
-
Step 300
300
#D3BCA7
oklch(80.9% 0.039 64.6)
-
Step 400
400
#BC9978
oklch(70.7% 0.062 64.9)
-
Step 500
500
#AB7F55
oklch(63% 0.079 64.2)
-
Step 600
600
#96683A
oklch(55.6% 0.086 64.4)
-
Step 700
700
#80562C
oklch(49% 0.08 64)
-
Step 800
800
#684726
oklch(42.7% 0.066 64.5)
-
Step 900
900
#553C23
oklch(37.8% 0.052 65.1)
-
Step 950
950 (this color)
#170A01
oklch(16.1% 0.033 64.2)
#170A01 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) | #0E0B00 | 0.023 |
| Deuteranopia (no green cones) | #110E01 | 0.020 |
| Tritanopia (no blue cones) | #1A0707 | 0.024 |
| Achromatopsia (no color) | #0D0D0D | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #170A01
#170A01
oklch(16.1% 0.033 64.2)
- #020F1A
#020F1A
oklch(16.2% 0.032 241.7)
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 #170A01, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.032
- Almost Black #070D0D ΔE 0.041
- Rich Navy #001219 ΔE 0.063
- Rich Black #0D1B2A ΔE 0.089
- Dark Brown #341C02 ΔE 0.095
- Dark Maroon #3C0008 ΔE 0.095
- Deep Brown #410200 ΔE 0.104
- Jet #212529 ΔE 0.110
Use #170A01 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.