#30326B
Closest named color: Marine Blue (#01386A). oklch(34.8% 0.097 278.6), rgb(48, 50, 107).
Aa
White text reads best on this color (11.70:1).
About this color
#30326B is a dark, moderately saturated blue. In OKLCH its lightness is 35%, its chroma 0.097 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Marine Blue (#01386A), ΔE 0.046 away. White text reads best on it, at 11.70:1.
| Hue family | Blues |
| Lightness | dark (35%) |
| Chroma | moderately saturated (0.097) |
| Temperature | cool |
| Nearest name | Marine Blue (#01386A) |
| Black text | 1.79:1 |
| White text | 11.70:1 |
Values
| HEX | #30326B |
| RGB | rgb(48, 50, 107) |
| HSL | hsl(238, 38%, 30%) |
| OKLCH | oklch(34.8% 0.097 278.6) |
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 #30326B | 11.70:1 | AAA | Lc -100.4 | Preferred for body text |
| Black text on #30326B | 1.79:1 | Fails | Lc 0.0 | Not readable |
| #30326B text on white | 11.70:1 | AAA | Lc 96.7 | Preferred for body text |
| #30326B text on black | 1.79:1 | 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
#E6E9F8
oklch(93.6% 0.02 276.9)
-
Step 200
200
#D3D7F4
oklch(88.5% 0.04 279.3)
-
Step 300
300
#B5BDF0
oklch(81% 0.073 277.7)
-
Step 400
400
#9099E8
oklch(70.7% 0.116 278)
-
Step 500
500
#777DE1
oklch(63.1% 0.149 278.6)
-
Step 600
600
#6164CF
oklch(55.6% 0.162 278.5)
-
Step 700
700
#5152B3
oklch(49.1% 0.15 278.9)
-
Step 800
800
#424491
oklch(42.7% 0.124 278.6)
-
Step 900
900 (this color)
#30326B
oklch(34.8% 0.097 278.6)
-
Step 950
950
#202244
oklch(26.9% 0.063 278.8)
#30326B 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) | #163B6D | 0.037 |
| Deuteranopia (no green cones) | #0F366A | 0.038 |
| Tritanopia (no blue cones) | #173F49 | 0.086 |
| Achromatopsia (no color) | #383838 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #30326B
#30326B
oklch(34.8% 0.097 278.6)
- #443A00
#443A00
oklch(34.8% 0.072 98.3)
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 #30326B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine Blue #01386A ΔE 0.046
- Prussian Blue #1D3557 ΔE 0.047
- Marine #042E60 ΔE 0.056
- Twilight Blue #0A437A ΔE 0.058
- Dark Blue Grey #1F3B4D ΔE 0.069
- Dark Grey Blue #29465B ΔE 0.073
- Space Cadet #2B2D42 ΔE 0.073
- Dark Slate Blue #483D8B ΔE 0.073
Use #30326B 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.