#170102
Closest named color: Very Dark Brown (#1D0200). oklch(13.4% 0.048 21.5), rgb(23, 1, 2).
Aa
White text reads best on this color (20.16:1).
About this color
#170102 is a very dark, muted red. In OKLCH its lightness is 13%, its chroma 0.048 and its hue 22°. Its hue sits on the warm side of the wheel. The nearest named color is Very Dark Brown (#1D0200), ΔE 0.022 away. White text reads best on it, at 20.16:1.
| Hue family | Reds |
| Lightness | very dark (13%) |
| Chroma | muted (0.048) |
| Temperature | warm |
| Nearest name | Very Dark Brown (#1D0200) |
| Black text | 1.04:1 |
| White text | 20.16:1 |
Values
| HEX | #170102 |
| RGB | rgb(23, 1, 2) |
| HSL | hsl(357, 92%, 5%) |
| OKLCH | oklch(13.4% 0.048 21.5) |
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 #170102 | 20.16:1 | AAA | Lc -107.7 | Preferred for body text |
| Black text on #170102 | 1.04:1 | Fails | Lc 0.0 | Not readable |
| #170102 text on white | 20.16:1 | AAA | Lc 105.7 | Preferred for body text |
| #170102 text on black | 1.04:1 | 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
#FBF4F3
oklch(97.2% 0.008 27.2)
-
Step 100
100
#F5E6E5
oklch(93.7% 0.016 22.1)
-
Step 200
200
#EDD1D0
oklch(88.4% 0.031 20.2)
-
Step 300
300
#E3B3B1
oklch(80.9% 0.056 21.2)
-
Step 400
400
#D38A88
oklch(70.7% 0.09 21.3)
-
Step 500
500
#C66B6A
oklch(63.1% 0.116 21.5)
-
Step 600
600
#B15152
oklch(55.6% 0.126 21.4)
-
Step 700
700
#984142
oklch(49.1% 0.117 21.7)
-
Step 800
800
#7B3637
oklch(42.6% 0.097 21.2)
-
Step 900
900
#64302F
oklch(37.8% 0.075 22.4)
-
Step 950
950 (this color)
#170102
oklch(13.4% 0.048 21.5)
#170102 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) | #050402 | 0.052 |
| Deuteranopia (no green cones) | #0B0902 | 0.048 |
| Tritanopia (no blue cones) | #1A0001 | 0.009 |
| Achromatopsia (no color) | #070707 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #170102
#170102
oklch(13.4% 0.048 21.5)
- #000A0C
#000A0C
oklch(13.2% 0.023 206.1)
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 #170102, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Very Dark Brown #1D0200 ΔE 0.022
- Almost Black #070D0D ΔE 0.061
- Rich Navy #001219 ΔE 0.086
- Dark Maroon #3C0008 ΔE 0.101
- Rich Black #0D1B2A ΔE 0.113
- Midnight #03012D ΔE 0.114
- Deep Brown #410200 ΔE 0.115
- Very Dark Purple #2A0134 ΔE 0.116
Use #170102 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.