#3D45AF
Closest named color: Blueberry (#464196). oklch(44.9% 0.167 274.2), rgb(61, 69, 175).
Aa
White text reads best on this color (7.86:1).
About this color
#3D45AF is a dark, vivid blue. In OKLCH its lightness is 45%, its chroma 0.167 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.043 away. White text reads best on it, at 7.86:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | vivid (0.167) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.66:1 |
| White text | 7.86:1 |
Values
| HEX | #3D45AF |
| RGB | rgb(61, 69, 175) |
| HSL | hsl(236, 48%, 46%) |
| OKLCH | oklch(44.9% 0.167 274.2) |
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 #3D45AF | 7.86:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #3D45AF | 2.66:1 | Fails | Lc 17.2 | Dividers and decoration only |
| #3D45AF text on white | 7.86:1 | AAA | Lc 86.8 | Fine for body text |
| #3D45AF text on black | 2.66:1 | Fails | Lc -15.2 | 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
#F2F5FF
oklch(97.1% 0.014 272.7)
-
Step 100
100
#E4E9FD
oklch(93.6% 0.028 274.7)
-
Step 200
200
#CED7FE
oklch(88.5% 0.055 275)
-
Step 300
300
#ADBCFF
oklch(80.8% 0.096 274.3)
-
Step 400
400
#8497FF
oklch(70.7% 0.153 274)
-
Step 500
500
#6878FF
oklch(63.1% 0.199 274.1)
-
Step 600
600
#535CEE
oklch(55.6% 0.216 274.2)
-
Step 700
700
#444ACF
oklch(49% 0.201 274.2)
-
Step 800
800 (this color)
#3D45AF
oklch(44.9% 0.167 274.2)
-
Step 900
900
#2F3785
oklch(37.8% 0.129 274)
-
Step 950
950
#1B214E
oklch(27.1% 0.082 273.9)
#3D45AF 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) | #0057B2 | 0.055 |
| Deuteranopia (no green cones) | #004DAD | 0.046 |
| Tritanopia (no blue cones) | #005F73 | 0.138 |
| Achromatopsia (no color) | #525252 | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3D45AF
#3D45AF
oklch(44.9% 0.167 274.2)
- #665300
#665300
oklch(44.8% 0.092 93.6)
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 #3D45AF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.043
- Blue Blue #2242C7 ΔE 0.049
- Majorelle Blue #3F37C9 ΔE 0.049
- Sapphire #2138AB ΔE 0.050
- Blue With A Hint Of Purple #533CC6 ΔE 0.051
- Blurple #5539CC ΔE 0.060
- Dark Slate Blue #483D8B ΔE 0.062
- Cobalt #1E488F ΔE 0.064
Use #3D45AF 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.