#302E64
Closest named color: Prussian Blue (#1D3557). oklch(33.4% 0.092 281.8), rgb(48, 46, 100).
Aa
White text reads best on this color (12.34:1).
About this color
#302E64 is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.092 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.042 away. White text reads best on it, at 12.34:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.70:1 |
| White text | 12.34:1 |
Values
| HEX | #302E64 |
| RGB | rgb(48, 46, 100) |
| HSL | hsl(242, 37%, 29%) |
| OKLCH | oklch(33.4% 0.092 281.8) |
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 #302E64 | 12.34:1 | AAA | Lc -101.4 | Preferred for body text |
| Black text on #302E64 | 1.70:1 | Fails | Lc 0.0 | Not readable |
| #302E64 text on white | 12.34:1 | AAA | Lc 97.9 | Preferred for body text |
| #302E64 text on black | 1.70:1 | 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 900.
-
Step 50
50
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E9F7
oklch(93.7% 0.019 279.5)
-
Step 200
200
#D4D7F3
oklch(88.6% 0.039 280.7)
-
Step 300
300
#B9BCED
oklch(81% 0.069 282)
-
Step 400
400
#9598E4
oklch(70.7% 0.111 281.4)
-
Step 500
500
#7D7CDC
oklch(63% 0.142 282)
-
Step 600
600
#6763CA
oklch(55.5% 0.155 281.8)
-
Step 700
700
#5652AE
oklch(49.1% 0.142 281.7)
-
Step 800
800
#46438D
oklch(42.6% 0.119 281.9)
-
Step 900
900 (this color)
#302E64
oklch(33.4% 0.092 281.8)
-
Step 950
950
#222242
oklch(27% 0.059 281.7)
#302E64 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) | #143666 | 0.039 |
| Deuteranopia (no green cones) | #103363 | 0.040 |
| Tritanopia (no blue cones) | #1D3A44 | 0.080 |
| Achromatopsia (no color) | #353535 | 0.093 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #302E64
#302E64
oklch(33.4% 0.092 281.8)
- #3E3700
#3E3700
oklch(33.4% 0.07 101.5)
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 #302E64, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.042
- Marine Blue #01386A ΔE 0.050
- Marine #042E60 ΔE 0.051
- Space Cadet #2B2D42 ΔE 0.062
- Dark Blue Grey #1F3B4D ΔE 0.067
- Gunmetal #293241 ΔE 0.068
- Twilight Blue #0A437A ΔE 0.071
- Midnight Blue #191970 ΔE 0.071
Use #302E64 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.