#3E418F
Closest named color: Blueberry (#464196). oklch(41.7% 0.126 277.7), rgb(62, 65, 143).
Aa
White text reads best on this color (8.90:1).
About this color
#3E418F is a dark, moderately saturated blue. In OKLCH its lightness is 42%, its chroma 0.126 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.017 away. White text reads best on it, at 8.90:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.126) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.35:1 |
| White text | 8.90:1 |
Values
| HEX | #3E418F |
| RGB | rgb(62, 65, 143) |
| HSL | hsl(238, 40%, 40%) |
| OKLCH | oklch(41.7% 0.126 277.7) |
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 #3E418F | 8.90:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #3E418F | 2.35:1 | Fails | Lc 13.8 | Not readable |
| #3E418F text on white | 8.90:1 | AAA | Lc 90.2 | Preferred for body text |
| #3E418F text on black | 2.35:1 | Fails | Lc -12.1 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D2D7F5
oklch(88.5% 0.042 278)
-
Step 300
300
#B5BDF1
oklch(81% 0.074 277.8)
-
Step 400
400
#8F99E9
oklch(70.7% 0.117 277.5)
-
Step 500
500
#757DE3
oklch(63.1% 0.152 277.7)
-
Step 600
600
#5F64D1
oklch(55.6% 0.165 277.6)
-
Step 700
700
#4F52B5
oklch(49.1% 0.154 277.8)
-
Step 800
800 (this color)
#3E418F
oklch(41.7% 0.126 277.7)
-
Step 900
900
#363A75
oklch(37.7% 0.099 277.6)
-
Step 950
950
#202244
oklch(26.9% 0.063 278.8)
#3E418F 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) | #134D92 | 0.049 |
| Deuteranopia (no green cones) | #02468D | 0.053 |
| Tritanopia (no blue cones) | #155361 | 0.111 |
| Achromatopsia (no color) | #4A4A4A | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E418F
#3E418F
oklch(41.7% 0.126 277.7)
- #594C00
#594C00
oklch(41.7% 0.086 97.9)
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 #3E418F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.017
- Dark Slate Blue #483D8B ΔE 0.018
- Cobalt #1E488F ΔE 0.039
- Dusk Blue #26538D ΔE 0.054
- Twilight #4E518B ΔE 0.054
- Light Navy #155084 ΔE 0.060
- Sapphire #2138AB ΔE 0.064
- Twilight Blue #0A437A ΔE 0.065
Use #3E418F 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.