#170902
Closest named color: Very Dark Brown (#1D0200). oklch(15.9% 0.031 55.3), rgb(23, 9, 2).
Aa
White text reads best on this color (19.50:1).
About this color
#170902 is a very dark, muted brown. In OKLCH its lightness is 16%, its chroma 0.031 and its hue 55°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.028 away. White text reads best on it, at 19.50:1.
| Hue family | Browns |
| Lightness | very dark (16%) |
| Chroma | muted (0.031) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.07:1 |
| White text | 19.50:1 |
Values
| HEX | #170902 |
| RGB | rgb(23, 9, 2) |
| HSL | hsl(20, 84%, 5%) |
| OKLCH | oklch(15.9% 0.031 55.3) |
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 #170902 | 19.50:1 | AAA | Lc -107.6 | Preferred for body text |
| Black text on #170902 | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #170902 text on white | 19.50:1 | AAA | Lc 105.6 | Preferred for body text |
| #170902 text on black | 1.07:1 | 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
#F0E8E3
oklch(93.6% 0.011 54.5)
-
Step 200
200
#E4D6CD
oklch(88.5% 0.02 55.1)
-
Step 300
300
#D4BBAA
oklch(80.9% 0.037 56.3)
-
Step 400
400
#BE977E
oklch(70.6% 0.059 54.2)
-
Step 500
500
#AD7D5D
oklch(63% 0.075 54.6)
-
Step 600
600
#986643
oklch(55.5% 0.081 55.2)
-
Step 700
700
#825534
oklch(49.2% 0.076 56.1)
-
Step 800
800
#6A452C
oklch(42.7% 0.064 54.2)
-
Step 900
900
#563B28
oklch(37.8% 0.049 55.8)
-
Step 950
950 (this color)
#170902
oklch(15.9% 0.031 55.3)
#170902 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) | #0D0B02 | 0.025 |
| Deuteranopia (no green cones) | #100E02 | 0.024 |
| Tritanopia (no blue cones) | #1A0607 | 0.022 |
| Achromatopsia (no color) | #0C0C0C | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #170902
#170902
oklch(15.9% 0.031 55.3)
- #010F18
#010F18
oklch(15.9% 0.03 233.9)
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 #170902, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.028
- Almost Black #070D0D ΔE 0.040
- Rich Navy #001219 ΔE 0.063
- Rich Black #0D1B2A ΔE 0.089
- Dark Maroon #3C0008 ΔE 0.095
- Dark Brown #341C02 ΔE 0.098
- Deep Brown #410200 ΔE 0.104
- Jet #212529 ΔE 0.111
Use #170902 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.