#4747AB
Closest named color: Blueberry (#464196). oklch(45.7% 0.156 278.3), rgb(71, 71, 171).
Aa
White text reads best on this color (7.61:1).
About this color
#4747AB is a medium-dark, vivid blue. In OKLCH its lightness is 46%, its chroma 0.156 and its hue 278°. 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 7.61:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.156) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.75:1 |
| White text | 7.61:1 |
Values
| HEX | #4747AB |
| RGB | rgb(71, 71, 171) |
| HSL | hsl(240, 41%, 47%) |
| OKLCH | oklch(45.7% 0.156 278.3) |
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 #4747AB | 7.61:1 | AAA | Lc -90.9 | Preferred for body text |
| Black text on #4747AB | 2.75:1 | Fails | Lc 17.9 | Dividers and decoration only |
| #4747AB text on white | 7.61:1 | AAA | Lc 86.1 | Fine for body text |
| #4747AB text on black | 2.75:1 | Fails | Lc -16.0 | 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E5E9FC
oklch(93.7% 0.026 276.4)
-
Step 200
200
#D1D7FB
oklch(88.6% 0.05 277.9)
-
Step 300
300
#B3BBFB
oklch(80.9% 0.091 278.6)
-
Step 400
400
#8D95FA
oklch(70.7% 0.147 278.5)
-
Step 500
500
#7377F7
oklch(63.1% 0.187 278.2)
-
Step 600
600
#5E5CE6
oklch(55.6% 0.203 278.1)
-
Step 700
700
#4E4AC8
oklch(49.1% 0.19 278.2)
-
Step 800
800 (this color)
#4747AB
oklch(45.7% 0.156 278.3)
-
Step 900
900
#353680
oklch(37.6% 0.122 278.2)
-
Step 950
950
#1F204B
oklch(26.9% 0.078 278.8)
#4747AB 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) | #0058AE | 0.063 |
| Deuteranopia (no green cones) | #0050A9 | 0.059 |
| Tritanopia (no blue cones) | #055F72 | 0.136 |
| Achromatopsia (no color) | #545454 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4747AB
#4747AB
oklch(45.7% 0.156 278.3)
- #655700
#655700
oklch(45.7% 0.094 98.4)
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 #4747AB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.036
- Blue With A Hint Of Purple #533CC6 ΔE 0.051
- Dark Slate Blue #483D8B ΔE 0.056
- Majorelle Blue #3F37C9 ΔE 0.060
- Blurple #5539CC ΔE 0.062
- Bluey Purple #6241C7 ΔE 0.062
- Twilight #4E518B ΔE 0.063
- Blue Blue #2242C7 ΔE 0.064
Use #4747AB 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.