#17132B
Closest named color: Rich Black (#0D1B2A). oklch(20.6% 0.047 289.3), rgb(23, 19, 43).
Aa
White text reads best on this color (18.03:1).
About this color
#17132B is a very dark, muted purple. In OKLCH its lightness is 21%, its chroma 0.047 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.031 away. White text reads best on it, at 18.03:1.
| Hue family | Purples |
| Lightness | very dark (21%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.16:1 |
| White text | 18.03:1 |
Values
| HEX | #17132B |
| RGB | rgb(23, 19, 43) |
| HSL | hsl(250, 39%, 12%) |
| OKLCH | oklch(20.6% 0.047 289.3) |
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 #17132B | 18.03:1 | AAA | Lc -106.9 | Preferred for body text |
| Black text on #17132B | 1.16:1 | Fails | Lc 0.0 | Not readable |
| #17132B text on white | 18.03:1 | AAA | Lc 104.7 | Preferred for body text |
| #17132B text on black | 1.16:1 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E9E8F4
oklch(93.5% 0.016 289.9)
-
Step 200
200
#D8D6ED
oklch(88.5% 0.031 289.7)
-
Step 300
300
#BFBBE3
oklch(80.8% 0.056 289.7)
-
Step 400
400
#9F98D5
oklch(70.8% 0.088 289.2)
-
Step 500
500
#887DC9
oklch(63.1% 0.113 289.4)
-
Step 600
600
#7265B6
oklch(55.6% 0.123 289.1)
-
Step 700
700
#60549D
oklch(49.2% 0.114 289.1)
-
Step 800
800
#4E457F
oklch(42.7% 0.094 288.9)
-
Step 900
900
#413A66
oklch(37.7% 0.074 289.7)
-
Step 950
950 (this color)
#17132B
oklch(20.6% 0.047 289.3)
#17132B 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) | #0B172C | 0.023 |
| Deuteranopia (no green cones) | #0B162A | 0.022 |
| Tritanopia (no blue cones) | #12181C | 0.040 |
| Achromatopsia (no color) | #161616 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #17132B
#17132B
oklch(20.6% 0.047 289.3)
- #191900
#191900
oklch(20.7% 0.045 109.8)
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 #17132B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.031
- Rich Navy #001219 ΔE 0.058
- Dark #1B2431 ΔE 0.059
- Midnight Purple #280137 ΔE 0.062
- Very Dark Purple #2A0134 ΔE 0.063
- Navy Blue #001146 ΔE 0.064
- Oxford Blue #1B263B ΔE 0.067
- Jet #212529 ΔE 0.069
Use #17132B 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.