#301E5A
Closest named color: Midnight Blue (#191970). oklch(29.5% 0.103 292.8), rgb(48, 30, 90).
Aa
White text reads best on this color (14.39:1).
About this color
#301E5A is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.103 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Midnight Blue (#191970), ΔE 0.059 away. White text reads best on it, at 14.39:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.103) |
| Temperature | in between |
| Nearest name | Midnight Blue (#191970) |
| Black text | 1.45:1 |
| White text | 14.39:1 |
Values
| HEX | #301E5A |
| RGB | rgb(48, 30, 90) |
| HSL | hsl(258, 50%, 24%) |
| OKLCH | oklch(29.5% 0.103 292.8) |
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 #301E5A | 14.39:1 | AAA | Lc -103.8 | Preferred for body text |
| Black text on #301E5A | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #301E5A text on white | 14.39:1 | AAA | Lc 100.9 | Preferred for body text |
| #301E5A text on black | 1.45:1 | 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
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#EAE6FF
oklch(93.6% 0.034 293.1)
-
Step 200
200
#DAD2FF
oklch(88.5% 0.062 293.2)
-
Step 300
300
#C3B4FF
oklch(80.9% 0.105 293.1)
-
Step 400
400
#A689FF
oklch(70.7% 0.169 292.9)
-
Step 500
500
#9364FF
oklch(63.1% 0.22 293)
-
Step 600
600
#8233FE
oklch(55.6% 0.27 292.8)
-
Step 700
700
#6F20DE
oklch(49.1% 0.252 293)
-
Step 800
800
#5A20B3
oklch(42.7% 0.208 293.1)
-
Step 900
900
#49248D
oklch(37.7% 0.162 293.1)
-
Step 950
950 (this color)
#301E5A
oklch(29.5% 0.103 292.8)
#301E5A 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) | #002B5C | 0.065 |
| Deuteranopia (no green cones) | #002959 | 0.064 |
| Tritanopia (no blue cones) | #242C38 | 0.084 |
| Achromatopsia (no color) | #2A2A2A | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #301E5A
#301E5A
oklch(29.5% 0.103 292.8)
- #2D2F00
#2D2F00
oklch(29.3% 0.065 112.3)
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 #301E5A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Blue #191970 ΔE 0.059
- Dark Indigo #1F0954 ΔE 0.061
- Marine #042E60 ΔE 0.065
- Space Cadet #2B2D42 ΔE 0.067
- Prussian Blue #1D3557 ΔE 0.070
- Dark Purple #35063E ΔE 0.070
- Deep Violet #490648 ΔE 0.073
- Eggplant Purple #430541 ΔE 0.074
Use #301E5A 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.