#383886
Closest named color: Dark Slate Blue (#483D8B). oklch(38.7% 0.127 278.7), rgb(56, 56, 134).
Aa
White text reads best on this color (10.10:1).
About this color
#383886 is a dark, moderately saturated blue. In OKLCH its lightness is 39%, its chroma 0.127 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.032 away. White text reads best on it, at 10.10:1.
| Hue family | Blues |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.127) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.07:1 |
| White text | 10.10:1 |
Values
| HEX | #383886 |
| RGB | rgb(56, 56, 134) |
| HSL | hsl(240, 41%, 37%) |
| OKLCH | oklch(38.7% 0.127 278.7) |
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 #383886 | 10.10:1 | AAA | Lc -97.3 | Preferred for body text |
| Black text on #383886 | 2.07:1 | Fails | Lc 10.8 | Not readable |
| #383886 text on white | 10.10:1 | AAA | Lc 93.1 | Preferred for body text |
| #383886 text on black | 2.07:1 | Fails | Lc -9.3 | 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E5E8FD
oklch(93.5% 0.029 279.4)
-
Step 200
200
#D1D6FD
oklch(88.5% 0.054 279.5)
-
Step 300
300
#B2BBFE
oklch(80.9% 0.095 278.1)
-
Step 400
400
#8D94FE
oklch(70.7% 0.154 278.8)
-
Step 500
500
#7475FB
oklch(63.1% 0.195 278.9)
-
Step 600
600
#5F59EB
oklch(55.6% 0.213 278.7)
-
Step 700
700
#4F48CC
oklch(49.1% 0.197 278.7)
-
Step 800
800
#403CA5
oklch(42.7% 0.164 278.6)
-
Step 900
900 (this color)
#383886
oklch(38.7% 0.127 278.7)
-
Step 950
950
#1F204D
oklch(27.1% 0.081 278.5)
#383886 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) | #004589 | 0.054 |
| Deuteranopia (no green cones) | #003F84 | 0.051 |
| Tritanopia (no blue cones) | #0D4A59 | 0.110 |
| Achromatopsia (no color) | #424242 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #383886
#383886
oklch(38.7% 0.127 278.7)
- #4F4400
#4F4400
oklch(38.6% 0.08 98.7)
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 #383886, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.032
- Blueberry #464196 ΔE 0.042
- Cobalt #1E488F ΔE 0.049
- Twilight Blue #0A437A ΔE 0.056
- Sapphire #2138AB ΔE 0.067
- Light Navy #155084 ΔE 0.071
- Dusk Blue #26538D ΔE 0.074
- Marine Blue #01386A ΔE 0.075
Use #383886 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.