#3E4DA3
Closest named color: Blueberry (#464196). oklch(45.6% 0.139 272.3), rgb(62, 77, 163).
Aa
White text reads best on this color (7.51:1).
About this color
#3E4DA3 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.139 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.036 away. White text reads best on it, at 7.51:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.139) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.79:1 |
| White text | 7.51:1 |
Values
| HEX | #3E4DA3 |
| RGB | rgb(62, 77, 163) |
| HSL | hsl(231, 45%, 44%) |
| OKLCH | oklch(45.6% 0.139 272.3) |
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 #3E4DA3 | 7.51:1 | AAA | Lc -90.7 | Preferred for body text |
| Black text on #3E4DA3 | 2.79:1 | Fails | Lc 18.2 | Dividers and decoration only |
| #3E4DA3 text on white | 7.51:1 | AAA | Lc 85.8 | Fine for body text |
| #3E4DA3 text on black | 2.79:1 | Fails | Lc -16.2 | Dividers and decoration only |
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
#E4E9FA
oklch(93.5% 0.024 272.8)
-
Step 200
200
#CED8F8
oklch(88.5% 0.045 271.7)
-
Step 300
300
#AEBEF6
oklch(80.9% 0.081 272.1)
-
Step 400
400
#859AF1
oklch(70.6% 0.13 272.4)
-
Step 500
500
#687EED
oklch(63% 0.167 272.3)
-
Step 600
600
#5265DB
oklch(55.7% 0.18 272.3)
-
Step 700
700
#4353BE
oklch(49.1% 0.168 272.3)
-
Step 800
800 (this color)
#3E4DA3
oklch(45.6% 0.139 272.3)
-
Step 900
900
#2F3B7A
oklch(37.8% 0.107 272.2)
-
Step 950
950
#1B2348
oklch(27% 0.069 271.9)
#3E4DA3 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) | #1A59A6 | 0.041 |
| Deuteranopia (no green cones) | #0050A1 | 0.046 |
| Tritanopia (no blue cones) | #006170 | 0.120 |
| Achromatopsia (no color) | #555555 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E4DA3
#3E4DA3
oklch(45.6% 0.139 272.3)
- #695500
#695500
oklch(45.6% 0.093 93)
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 #3E4DA3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.036
- Twilight #4E518B ΔE 0.048
- Dusk Blue #26538D ΔE 0.049
- Denim Blue #3B5B92 ΔE 0.051
- Cobalt #1E488F ΔE 0.052
- Dark Slate Blue #483D8B ΔE 0.054
- Dusky Blue #475F94 ΔE 0.062
- Light Navy Blue #2E5A88 ΔE 0.064
Use #3E4DA3 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.