#3E45AA
Closest named color: Blueberry (#464196). oklch(44.6% 0.159 274.9), rgb(62, 69, 170).
Aa
White text reads best on this color (7.96:1).
About this color
#3E45AA is a dark, vivid blue. In OKLCH its lightness is 45%, its chroma 0.159 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.035 away. White text reads best on it, at 7.96:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | vivid (0.159) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.63:1 |
| White text | 7.96:1 |
Values
| HEX | #3E45AA |
| RGB | rgb(62, 69, 170) |
| HSL | hsl(236, 47%, 45%) |
| OKLCH | oklch(44.6% 0.159 274.9) |
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 #3E45AA | 7.96:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #3E45AA | 2.63:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #3E45AA text on white | 7.96:1 | AAA | Lc 87.2 | Fine for body text |
| #3E45AA text on black | 2.63:1 | Fails | Lc -14.9 | 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E4E9FC
oklch(93.6% 0.026 274.1)
-
Step 200
200
#CFD7FC
oklch(88.5% 0.052 275.7)
-
Step 300
300
#AFBCFD
oklch(80.9% 0.093 275.4)
-
Step 400
400
#8697FC
oklch(70.7% 0.148 274.7)
-
Step 500
500
#6B79FA
oklch(63.1% 0.19 274.9)
-
Step 600
600
#565EE9
oklch(55.7% 0.206 275)
-
Step 700
700
#464CCB
oklch(49.1% 0.193 274.7)
-
Step 800
800 (this color)
#3E45AA
oklch(44.6% 0.159 274.9)
-
Step 900
900
#313782
oklch(37.7% 0.125 275.2)
-
Step 950
950
#1C214C
oklch(27% 0.079 274.8)
#3E45AA 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) | #0056AD | 0.055 |
| Deuteranopia (no green cones) | #004CA8 | 0.048 |
| Tritanopia (no blue cones) | #005E70 | 0.135 |
| Achromatopsia (no color) | #515151 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E45AA
#3E45AA
oklch(44.6% 0.159 274.9)
- #645300
#645300
oklch(44.6% 0.092 95.3)
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 #3E45AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.035
- Sapphire #2138AB ΔE 0.051
- Dark Slate Blue #483D8B ΔE 0.054
- Blue With A Hint Of Purple #533CC6 ΔE 0.056
- Blue Blue #2242C7 ΔE 0.056
- Majorelle Blue #3F37C9 ΔE 0.056
- Cobalt #1E488F ΔE 0.058
- Blurple #5539CC ΔE 0.066
Use #3E45AA 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.