#201B56
Closest named color: Dark Indigo (#1F0954). oklch(26.9% 0.103 280.8), rgb(32, 27, 86).
Aa
White text reads best on this color (15.52:1).
About this color
#201B56 is a dark, moderately saturated purple. In OKLCH its lightness is 27%, its chroma 0.103 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Indigo (#1F0954), ΔE 0.037 away. White text reads best on it, at 15.52:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Dark Indigo (#1F0954) |
| Black text | 1.35:1 |
| White text | 15.52:1 |
Values
| HEX | #201B56 |
| RGB | rgb(32, 27, 86) |
| HSL | hsl(245, 52%, 22%) |
| OKLCH | oklch(26.9% 0.103 280.8) |
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 #201B56 | 15.52:1 | AAA | Lc -104.9 | Preferred for body text |
| Black text on #201B56 | 1.35:1 | Fails | Lc 0.0 | Not readable |
| #201B56 text on white | 15.52:1 | AAA | Lc 102.2 | Preferred for body text |
| #201B56 text on black | 1.35:1 | 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
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E5E8FF
oklch(93.6% 0.031 279.9)
-
Step 200
200
#D2D6FF
oklch(88.6% 0.057 280.8)
-
Step 300
300
#B5BAFF
oklch(81% 0.097 280.8)
-
Step 400
400
#9092FF
oklch(70.6% 0.157 280.8)
-
Step 500
500
#7872FF
oklch(63.1% 0.203 280.8)
-
Step 600
600
#644BFF
oklch(55.6% 0.251 280.7)
-
Step 700
700
#5531E8
oklch(49.2% 0.252 280.8)
-
Step 800
800
#452CBB
oklch(42.8% 0.208 281)
-
Step 900
900
#382B93
oklch(37.6% 0.162 280.9)
-
Step 950
950 (this color)
#201B56
oklch(26.9% 0.103 280.8)
#201B56 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) | #002658 | 0.043 |
| Deuteranopia (no green cones) | #002255 | 0.039 |
| Tritanopia (no blue cones) | #022A35 | 0.089 |
| Achromatopsia (no color) | #242424 | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #201B56
#201B56
oklch(26.9% 0.103 280.8)
- #2C2700
#2C2700
oklch(27% 0.057 102.1)
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 #201B56, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Indigo #1F0954 ΔE 0.037
- Midnight Blue #191970 ΔE 0.048
- Marine #042E60 ΔE 0.057
- Oxford Blue #1B263B ΔE 0.064
- Darkblue #030764 ΔE 0.066
- Navy Blue #001146 ΔE 0.067
- Dark Royal Blue #02066F ΔE 0.074
- Space Cadet #2B2D42 ΔE 0.074
Use #201B56 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.