#20172F
Closest named color: Rich Black (#0D1B2A). oklch(22.8% 0.047 300), rgb(32, 23, 47).
Aa
White text reads best on this color (17.14:1).
About this color
#20172F is a very dark, muted purple. In OKLCH its lightness is 23%, its chroma 0.047 and its hue 300°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.037 away. White text reads best on it, at 17.14:1.
| Hue family | Purples |
| Lightness | very dark (23%) |
| Chroma | muted (0.047) |
| Temperature | in between |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.22:1 |
| White text | 17.14:1 |
Values
| HEX | #20172F |
| RGB | rgb(32, 23, 47) |
| HSL | hsl(263, 34%, 14%) |
| OKLCH | oklch(22.8% 0.047 300) |
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 #20172F | 17.14:1 | AAA | Lc -106.3 | Preferred for body text |
| Black text on #20172F | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #20172F text on white | 17.14:1 | AAA | Lc 104.0 | Preferred for body text |
| #20172F text on black | 1.22:1 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EBE8F3
oklch(93.7% 0.015 298.6)
-
Step 200
200
#DCD5EB
oklch(88.5% 0.031 300.3)
-
Step 300
300
#C6B9E0
oklch(80.9% 0.056 300.4)
-
Step 400
400
#A994D0
oklch(70.7% 0.089 300.2)
-
Step 500
500
#9479C3
oklch(63.1% 0.112 300)
-
Step 600
600
#7F61B0
oklch(55.7% 0.122 300)
-
Step 700
700
#6B5097
oklch(49.2% 0.113 299.8)
-
Step 800
800
#57427B
oklch(42.8% 0.094 299.4)
-
Step 900
900
#483863
oklch(37.8% 0.074 300)
-
Step 950
950 (this color)
#20172F
oklch(22.8% 0.047 300)
#20172F 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) | #111B30 | 0.028 |
| Deuteranopia (no green cones) | #121B2E | 0.028 |
| Tritanopia (no blue cones) | #1D1B20 | 0.037 |
| Achromatopsia (no color) | #1B1B1B | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #20172F
#20172F
oklch(22.8% 0.047 300)
- #1A2004
#1A2004
oklch(23% 0.048 120.2)
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 #20172F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.037
- Dark #1B2431 ΔE 0.044
- Oxford Blue #1B263B ΔE 0.050
- Jet #212529 ΔE 0.053
- Very Dark Purple #2A0134 ΔE 0.060
- Midnight Purple #280137 ΔE 0.060
- Eggplant #380835 ΔE 0.063
- Dark Purple #35063E ΔE 0.065
Use #20172F 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.