#383A94
Closest named color: Blueberry (#464196). oklch(40.3% 0.145 276.8), rgb(56, 58, 148).
Aa
White text reads best on this color (9.54:1).
About this color
#383A94 is a dark, vivid blue. In OKLCH its lightness is 40%, its chroma 0.145 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.030 away. White text reads best on it, at 9.54:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | vivid (0.145) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.20:1 |
| White text | 9.54:1 |
Values
| HEX | #383A94 |
| RGB | rgb(56, 58, 148) |
| HSL | hsl(239, 45%, 40%) |
| OKLCH | oklch(40.3% 0.145 276.8) |
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 #383A94 | 9.54:1 | AAA | Lc -96.0 | Preferred for body text |
| Black text on #383A94 | 2.20:1 | Fails | Lc 12.3 | Not readable |
| #383A94 text on white | 9.54:1 | AAA | Lc 91.7 | Preferred for body text |
| #383A94 text on black | 2.20:1 | Fails | Lc -10.7 | 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
#D1D7F9
oklch(88.5% 0.047 277.5)
-
Step 300
300
#B2BCF7
oklch(80.8% 0.084 276.9)
-
Step 400
400
#8B97F4
oklch(70.6% 0.136 276.7)
-
Step 500
500
#717BEF
oklch(63.1% 0.172 276.6)
-
Step 600
600
#5C60DE
oklch(55.6% 0.188 277)
-
Step 700
700
#4C4FC1
oklch(49.2% 0.175 276.7)
-
Step 800
800 (this color)
#383A94
oklch(40.3% 0.145 276.8)
-
Step 900
900
#34387C
oklch(37.6% 0.113 276.9)
-
Step 950
950
#1E2248
oklch(27% 0.07 276.2)
#383A94 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) | #004997 | 0.053 |
| Deuteranopia (no green cones) | #004192 | 0.048 |
| Tritanopia (no blue cones) | #005061 | 0.123 |
| Achromatopsia (no color) | #454545 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #383A94
#383A94
oklch(40.3% 0.145 276.8)
- #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 #383A94, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.030
- Dark Slate Blue #483D8B ΔE 0.032
- Cobalt #1E488F ΔE 0.044
- Sapphire #2138AB ΔE 0.047
- Twilight Blue #0A437A ΔE 0.067
- Dusk Blue #26538D ΔE 0.070
- Indigo Blue #3A18B1 ΔE 0.072
- Light Navy #155084 ΔE 0.073
Use #383A94 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.