#383996
Closest named color: Blueberry (#464196). oklch(40.3% 0.149 276.9), rgb(56, 57, 150).
Aa
White text reads best on this color (9.57:1).
About this color
#383996 is a dark, vivid blue. In OKLCH its lightness is 40%, its chroma 0.149 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.032 away. White text reads best on it, at 9.57:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | vivid (0.149) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.19:1 |
| White text | 9.57:1 |
Values
| HEX | #383996 |
| RGB | rgb(56, 57, 150) |
| HSL | hsl(239, 46%, 40%) |
| OKLCH | oklch(40.3% 0.149 276.9) |
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 #383996 | 9.57:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #383996 | 2.19:1 | Fails | Lc 12.2 | Not readable |
| #383996 text on white | 9.57:1 | AAA | Lc 91.7 | Preferred for body text |
| #383996 text on black | 2.19:1 | Fails | Lc -10.6 | 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 800.
-
Step 50
50
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E5E9FB
oklch(93.6% 0.025 275.9)
-
Step 200
200
#D0D7FA
oklch(88.5% 0.049 276.4)
-
Step 300
300
#B2BCF9
oklch(80.9% 0.087 277.1)
-
Step 400
400
#8B97F6
oklch(70.7% 0.139 276.8)
-
Step 500
500
#717AF2
oklch(63.2% 0.177 276.8)
-
Step 600
600
#5C5FE1
oklch(55.6% 0.193 277.1)
-
Step 700
700
#4C4DC3
oklch(49% 0.18 277.1)
-
Step 800
800 (this color)
#383996
oklch(40.3% 0.149 276.9)
-
Step 900
900
#34387D
oklch(37.7% 0.115 276.9)
-
Step 950
950
#1E2149
oklch(26.9% 0.073 277.1)
#383996 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) | #004999 | 0.054 |
| Deuteranopia (no green cones) | #004194 | 0.048 |
| Tritanopia (no blue cones) | #005062 | 0.125 |
| Achromatopsia (no color) | #454545 | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #383996
#383996
oklch(40.3% 0.149 276.9)
- #554800
#554800
oklch(40.3% 0.083 97.3)
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 #383996, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.032
- Dark Slate Blue #483D8B ΔE 0.034
- Sapphire #2138AB ΔE 0.045
- Cobalt #1E488F ΔE 0.047
- Indigo Blue #3A18B1 ΔE 0.068
- Twilight Blue #0A437A ΔE 0.070
- Dusk Blue #26538D ΔE 0.073
- Imperial Purple #480CA8 ΔE 0.073
Use #383996 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.