#201828
Closest named color: Rich Black (#0D1B2A). oklch(22.6% 0.032 306.8), rgb(32, 24, 40).
Aa
White text reads best on this color (17.17:1).
About this color
#201828 is a very dark, muted purple. In OKLCH its lightness is 23%, its chroma 0.032 and its hue 307°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rich Black (#0D1B2A), ΔE 0.033 away. White text reads best on it, at 17.17:1.
| Hue family | Purples |
| Lightness | very dark (23%) |
| Chroma | muted (0.032) |
| Temperature | in between |
| Nearest name | Rich Black (#0D1B2A) |
| Black text | 1.22:1 |
| White text | 17.17:1 |
Values
| HEX | #201828 |
| RGB | rgb(32, 24, 40) |
| HSL | hsl(270, 25%, 13%) |
| OKLCH | oklch(22.6% 0.032 306.8) |
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 #201828 | 17.17:1 | AAA | Lc -106.4 | Preferred for body text |
| Black text on #201828 | 1.22:1 | Fails | Lc 0.0 | Not readable |
| #201828 text on white | 17.17:1 | AAA | Lc 104.0 | Preferred for body text |
| #201828 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
#F6F5F8
oklch(97.2% 0.004 301.4)
-
Step 100
100
#ECE8F0
oklch(93.6% 0.011 308.3)
-
Step 200
200
#DDD6E4
oklch(88.6% 0.02 308.2)
-
Step 300
300
#C7BBD5
oklch(81% 0.038 306.3)
-
Step 400
400
#AA97BF
oklch(70.7% 0.061 306.4)
-
Step 500
500
#967DAF
oklch(63.1% 0.079 307.1)
-
Step 600
600
#80669B
oklch(55.6% 0.085 306.3)
-
Step 700
700
#6C5484
oklch(49% 0.08 306.6)
-
Step 800
800
#58456B
oklch(42.6% 0.066 306.7)
-
Step 900
900
#493A57
oklch(37.7% 0.052 307.7)
-
Step 950
950 (this color)
#201828
oklch(22.6% 0.032 306.8)
#201828 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) | #151B29 | 0.022 |
| Deuteranopia (no green cones) | #171B28 | 0.019 |
| Tritanopia (no blue cones) | #1F1A1E | 0.023 |
| Achromatopsia (no color) | #1B1B1B | 0.033 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #201828
#201828
oklch(22.6% 0.032 306.8)
- #181F0E
#181F0E
oklch(22.7% 0.032 127.1)
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 #201828, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rich Black #0D1B2A ΔE 0.033
- Dark #1B2431 ΔE 0.040
- Jet #212529 ΔE 0.046
- Oxford Blue #1B263B ΔE 0.052
- Very Dark Purple #2A0134 ΔE 0.069
- Eggplant #380835 ΔE 0.070
- Midnight Purple #280137 ΔE 0.071
- Rich Navy #001219 ΔE 0.072
Use #201828 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.