#170F02
Closest named color: Almost Black (#070D0D). oklch(17.5% 0.03 82.4), rgb(23, 15, 2).
Aa
White text reads best on this color (18.99:1).
About this color
#170F02 is a very dark, muted brown. In OKLCH its lightness is 17%, its chroma 0.030 and its hue 82°. Its hue sits on the warm side of the wheel. The nearest named color is Almost Black (#070D0D), ΔE 0.042 away. White text reads best on it, at 18.99:1.
| Hue family | Browns |
| Lightness | very dark (17%) |
| Chroma | muted (0.030) |
| Temperature | warm |
| Nearest name | Almost Black (#070D0D) |
| Black text | 1.10:1 |
| White text | 18.99:1 |
Values
| HEX | #170F02 |
| RGB | rgb(23, 15, 2) |
| HSL | hsl(37, 84%, 5%) |
| OKLCH | oklch(17.5% 0.03 82.4) |
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 #170F02 | 18.99:1 | AAA | Lc -107.4 | Preferred for body text |
| Black text on #170F02 | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #170F02 text on white | 18.99:1 | AAA | Lc 105.4 | Preferred for body text |
| #170F02 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
#E0D8CB
oklch(88.5% 0.02 80.1)
-
Step 300
300
#CCBFA7
oklch(80.9% 0.036 82.9)
-
Step 400
400
#B39E78
oklch(70.8% 0.058 82.2)
-
Step 500
500
#A08554
oklch(63% 0.074 81.6)
-
Step 600
600
#8B6F39
oklch(55.7% 0.08 82.2)
-
Step 700
700
#765C2B
oklch(49.1% 0.074 81.3)
-
Step 800
800
#604C25
oklch(42.8% 0.062 82.5)
-
Step 900
900
#4E3F23
oklch(37.6% 0.047 82.1)
-
Step 950
950 (this color)
#170F02
oklch(17.5% 0.03 82.4)
#170F02 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) | #120F01 | 0.012 |
| Deuteranopia (no green cones) | #141102 | 0.010 |
| Tritanopia (no blue cones) | #1A0D0C | 0.027 |
| Achromatopsia (no color) | #101010 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #170F02
#170F02
oklch(17.5% 0.03 82.4)
- #09101E
#09101E
oklch(17.4% 0.031 263.2)
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 #170F02, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Almost Black #070D0D ΔE 0.042
- Very Dark Brown #1D0200 ΔE 0.047
- Rich Navy #001219 ΔE 0.058
- Rich Black #0D1B2A ΔE 0.078
- Dark Brown #341C02 ΔE 0.083
- Dark Maroon #3C0008 ΔE 0.095
- Jet #212529 ΔE 0.096
- Dark #1B2431 ΔE 0.101
Use #170F02 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.