#22172A
Closest named color: Rich Black (#0D1B2A). oklch(22.8% 0.039 310.1), rgb(34, 23, 42).
Aa
White text reads best on this color (17.15:1).
About this color
#22172A is a very dark, muted purple. In OKLCH its lightness is 23%, its chroma 0.039 and its hue 310°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.038 away. White text reads best on it, at 17.15:1.
| Hue family | Purples |
| Lightness | very dark (23%) |
| Chroma | muted (0.039) |
| Temperature | in between |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.22:1 |
| White text | 17.15:1 |
Values
| HEX | #22172A |
| RGB | rgb(34, 23, 42) |
| HSL | hsl(275, 29%, 13%) |
| OKLCH | oklch(22.8% 0.039 310.1) |
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 #22172A | 17.15:1 | AAA | Lc -106.3 | Preferred for body text |
| Black text on #22172A | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #22172A text on white | 17.15:1 | AAA | Lc 104.0 | Preferred for body text |
| #22172A 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
#F7F4F9
oklch(97.1% 0.007 312.3)
-
Step 100
100
#ECE7F1
oklch(93.5% 0.014 308.3)
-
Step 200
200
#DED5E6
oklch(88.5% 0.025 309.3)
-
Step 300
300
#CAB9D7
oklch(80.9% 0.045 310.6)
-
Step 400
400
#AF94C3
oklch(70.7% 0.073 310.5)
-
Step 500
500
#9B79B4
oklch(63.1% 0.094 310.2)
-
Step 600
600
#8661A0
oklch(55.6% 0.103 310.3)
-
Step 700
700
#715089
oklch(49% 0.096 309.9)
-
Step 800
800
#5C426F
oklch(42.7% 0.079 309.9)
-
Step 900
900
#4C385A
oklch(37.7% 0.062 310.6)
-
Step 950
950 (this color)
#22172A
oklch(22.8% 0.039 310.1)
#22172A 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) | #131B2B | 0.030 |
| Deuteranopia (no green cones) | #161C29 | 0.028 |
| Tritanopia (no blue cones) | #211A1E | 0.029 |
| Achromatopsia (no color) | #1B1B1B | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #22172A
#22172A
oklch(22.8% 0.039 310.1)
- #16200C
#16200C
oklch(22.8% 0.039 130.7)
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 #22172A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.038
- Dark #1B2431 ΔE 0.043
- Jet #212529 ΔE 0.049
- Oxford Blue #1B263B ΔE 0.053
- Eggplant #380835 ΔE 0.063
- Very Dark Purple #2A0134 ΔE 0.063
- Midnight Purple #280137 ΔE 0.065
- Dark Purple #35063E ΔE 0.069
Use #22172A 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.