#201F4C
Closest named color: Oxford Blue (#1B263B). oklch(26.9% 0.081 280.5), rgb(32, 31, 76).
Aa
White text reads best on this color (15.42:1).
About this color
#201F4C is a dark, moderately saturated purple. In OKLCH its lightness is 27%, its chroma 0.081 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is Oxford Blue (#1B263B), ΔE 0.043 away. White text reads best on it, at 15.42:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.36:1 |
| White text | 15.42:1 |
Values
| HEX | #201F4C |
| RGB | rgb(32, 31, 76) |
| HSL | hsl(241, 42%, 21%) |
| OKLCH | oklch(26.9% 0.081 280.5) |
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 #201F4C | 15.42:1 | AAA | Lc -104.9 | Preferred for body text |
| Black text on #201F4C | 1.36:1 | Fails | Lc 0.0 | Not readable |
| #201F4C text on white | 15.42:1 | AAA | Lc 102.2 | Preferred for body text |
| #201F4C text on black | 1.36:1 | 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E6E8FD
oklch(93.6% 0.028 281.5)
-
Step 200
200
#D2D6FD
oklch(88.5% 0.054 280.6)
-
Step 300
300
#B5BAFE
oklch(80.9% 0.096 280.8)
-
Step 400
400
#9093FD
oklch(70.7% 0.153 280.5)
-
Step 500
500
#7874FB
oklch(63.2% 0.195 280.5)
-
Step 600
600
#6358EA
oklch(55.7% 0.212 280.4)
-
Step 700
700
#5346CC
oklch(49.1% 0.199 280.6)
-
Step 800
800
#433BA5
oklch(42.7% 0.164 280.2)
-
Step 900
900
#383483
oklch(37.7% 0.129 280.5)
-
Step 950
950 (this color)
#201F4C
oklch(26.9% 0.081 280.5)
#201F4C 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) | #06264E | 0.034 |
| Deuteranopia (no green cones) | #02234B | 0.036 |
| Tritanopia (no blue cones) | #0D2932 | 0.069 |
| Achromatopsia (no color) | #252525 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #201F4C
#201F4C
oklch(26.9% 0.081 280.5)
- #2C2600
#2C2600
oklch(26.7% 0.056 100.3)
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 #201F4C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.043
- Dark Indigo #1F0954 ΔE 0.051
- Space Cadet #2B2D42 ΔE 0.056
- Marine #042E60 ΔE 0.057
- Dark #1B2431 ΔE 0.057
- Midnight Blue #191970 ΔE 0.067
- Prussian Blue #1D3557 ΔE 0.067
- Navy Blue #001146 ΔE 0.068
Use #201F4C 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.