#301C5D
Closest named color: Midnight Blue (#191970). oklch(29.4% 0.11 292.5), rgb(48, 28, 93).
Aa
White text reads best on this color (14.48:1).
About this color
#301C5D is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.110 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Midnight Blue (#191970), ΔE 0.055 away. White text reads best on it, at 14.48:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.110) |
| Temperature | in between |
| Nearest name | Midnight Blue (#191970) |
| Black text | 1.44:1 |
| White text | 14.48:1 |
Values
| HEX | #301C5D |
| RGB | rgb(48, 28, 93) |
| HSL | hsl(258, 54%, 24%) |
| OKLCH | oklch(29.4% 0.11 292.5) |
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 #301C5D | 14.48:1 | AAA | Lc -103.9 | Preferred for body text |
| Black text on #301C5D | 1.44:1 | Fails | Lc 0.0 | Not readable |
| #301C5D text on white | 14.48:1 | AAA | Lc 100.9 | Preferred for body text |
| #301C5D text on black | 1.44:1 | 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
#C2B4FF
oklch(80.9% 0.105 292.4)
-
Step 400
400
#A589FF
oklch(70.7% 0.169 292.5)
-
Step 500
500
#9265FF
oklch(63.2% 0.218 292.5)
-
Step 600
600
#8133FF
oklch(55.6% 0.271 292.4)
-
Step 700
700
#700AE7
oklch(49.1% 0.269 292.5)
-
Step 800
800
#5A16BA
oklch(42.6% 0.222 292.3)
-
Step 900
900
#491F93
oklch(37.6% 0.174 292.3)
-
Step 950
950 (this color)
#301C5D
oklch(29.4% 0.11 292.5)
#301C5D 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) | #002A5F | 0.066 |
| Deuteranopia (no green cones) | #00285C | 0.065 |
| Tritanopia (no blue cones) | #232B39 | 0.087 |
| Achromatopsia (no color) | #292929 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #301C5D
#301C5D
oklch(29.4% 0.11 292.5)
- #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 #301C5D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Blue #191970 ΔE 0.055
- Dark Indigo #1F0954 ΔE 0.058
- Marine #042E60 ΔE 0.067
- Royal Purple #4B006E ΔE 0.070
- Dark Purple #35063E ΔE 0.072
- Deep Violet #490648 ΔE 0.074
- Space Cadet #2B2D42 ΔE 0.074
- Prussian Blue #1D3557 ΔE 0.075
Use #301C5D 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.