#171D0E
Closest named color: Jet (#212529). oklch(22% 0.029 126.4), rgb(23, 29, 14).
Aa
White text reads best on this color (17.23:1).
About this color
#171D0E is a very dark close to neutral grey. In OKLCH its lightness is 22%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Jet (#212529), ΔE 0.055 away. White text reads best on it, at 17.23:1.
| Hue family | Neutrals |
| Lightness | very dark (22%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Jet (#212529) |
| Black text | 1.21:1 |
| White text | 17.23:1 |
Values
| HEX | #171D0E |
| RGB | rgb(23, 29, 14) |
| HSL | hsl(84, 35%, 8%) |
| OKLCH | oklch(22% 0.029 126.4) |
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 #171D0E | 17.23:1 | AAA | Lc -106.4 | Preferred for body text |
| Black text on #171D0E | 1.21:1 | Fails | Lc 0.0 | Not readable |
| #171D0E text on white | 17.23:1 | AAA | Lc 104.1 | Preferred for body text |
| #171D0E text on black | 1.21:1 | 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
#F4F6F3
oklch(97.1% 0.004 134.8)
-
Step 100
100
#E8EBE4
oklch(93.6% 0.01 125.7)
-
Step 200
200
#D6DCCE
oklch(88.6% 0.02 125.8)
-
Step 300
300
#BBC5AD
oklch(80.9% 0.035 125.6)
-
Step 400
400
#98A782
oklch(70.7% 0.055 125.7)
-
Step 500
500
#7E9263
oklch(63.2% 0.071 127)
-
Step 600
600
#687C4A
oklch(55.7% 0.076 126.5)
-
Step 700
700
#56683B
oklch(49.1% 0.07 126.6)
-
Step 800
800
#475531
oklch(42.8% 0.058 126.1)
-
Step 900
900
#3B462B
oklch(37.6% 0.046 126.5)
-
Step 950
950 (this color)
#171D0E
oklch(22% 0.029 126.4)
#171D0E 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) | #1E1B0D | 0.014 |
| Deuteranopia (no green cones) | #1E1B0F | 0.015 |
| Tritanopia (no blue cones) | #181C19 | 0.022 |
| Achromatopsia (no color) | #1B1B1B | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #171D0E
#171D0E
oklch(22% 0.029 126.4)
- #1E1725
#1E1725
oklch(22% 0.029 307)
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 #171D0E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jet #212529 ΔE 0.055
- Rich Black #0D1B2A ΔE 0.057
- Dark Brown #341C02 ΔE 0.059
- Dark #1B2431 ΔE 0.064
- Rich Navy #001219 ΔE 0.068
- Dark Forest Green #002D04 ΔE 0.068
- Very Dark Green #062E03 ΔE 0.070
- Almost Black #070D0D ΔE 0.073
Use #171D0E 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.