#201748
Closest named color: Dark Indigo (#1F0954). oklch(24.9% 0.087 286.6), rgb(32, 23, 72).
Aa
White text reads best on this color (16.43:1).
About this color
#201748 is a very dark, moderately saturated purple. In OKLCH its lightness is 25%, its chroma 0.087 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Indigo (#1F0954), ΔE 0.036 away. White text reads best on it, at 16.43:1.
| Hue family | Purples |
| Lightness | very dark (25%) |
| Chroma | moderately saturated (0.087) |
| Temperature | cool |
| Nearest name | Dark Indigo (#1F0954) |
| Black text | 1.27:1 |
| White text | 16.43:1 |
Values
| HEX | #201748 |
| RGB | rgb(32, 23, 72) |
| HSL | hsl(251, 52%, 19%) |
| OKLCH | oklch(24.9% 0.087 286.6) |
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 #201748 | 16.43:1 | AAA | Lc -105.7 | Preferred for body text |
| Black text on #201748 | 1.27:1 | Fails | Lc 0.0 | Not readable |
| #201748 text on white | 16.43:1 | AAA | Lc 103.2 | Preferred for body text |
| #201748 text on black | 1.27:1 | 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
#F4F4FF
oklch(97% 0.015 286.1)
-
Step 100
100
#E8E7FE
oklch(93.6% 0.031 287.8)
-
Step 200
200
#D6D4FE
oklch(88.5% 0.058 287.3)
-
Step 300
300
#BBB7FF
oklch(80.9% 0.101 286.5)
-
Step 400
400
#9B8EFF
oklch(70.7% 0.161 286.8)
-
Step 500
500
#856CFF
oklch(63.1% 0.209 286.6)
-
Step 600
600
#714DEF
oklch(55.6% 0.229 286.5)
-
Step 700
700
#603CD0
oklch(49.1% 0.213 286.8)
-
Step 800
800
#4E33A8
oklch(42.7% 0.177 286.9)
-
Step 900
900
#402F85
oklch(37.7% 0.137 286.9)
-
Step 950
950 (this color)
#201748
oklch(24.9% 0.087 286.6)
#201748 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) | #00204A | 0.045 |
| Deuteranopia (no green cones) | #001E47 | 0.045 |
| Tritanopia (no blue cones) | #12232C | 0.074 |
| Achromatopsia (no color) | #1F1F1F | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #201748
#201748
oklch(24.9% 0.087 286.6)
- #252300
#252300
oklch(25% 0.054 106.5)
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 #201748, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Indigo #1F0954 ΔE 0.036
- Oxford Blue #1B263B ΔE 0.056
- Navy Blue #001146 ΔE 0.057
- Dark Purple #35063E ΔE 0.059
- Midnight Purple #280137 ΔE 0.061
- Deep Purple #36013F ΔE 0.065
- Very Dark Purple #2A0134 ΔE 0.065
- Dark #1B2431 ΔE 0.065
Use #201748 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.