#4742AE
Closest named color: Blueberry (#464196). oklch(45% 0.167 279.4), rgb(71, 66, 174).
Aa
White text reads best on this color (7.89:1).
About this color
#4742AE is a medium-dark, vivid blue. In OKLCH its lightness is 45%, its chroma 0.167 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.039 away. White text reads best on it, at 7.89:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.167) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.65:1 |
| White text | 7.89:1 |
Values
| HEX | #4742AE |
| RGB | rgb(71, 66, 174) |
| HSL | hsl(243, 45%, 47%) |
| OKLCH | oklch(45% 0.167 279.4) |
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 #4742AE | 7.89:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #4742AE | 2.65:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #4742AE text on white | 7.89:1 | AAA | Lc 87.0 | Fine for body text |
| #4742AE text on black | 2.65:1 | Fails | Lc -15.1 | 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
#E5E8FD
oklch(93.5% 0.029 279.4)
-
Step 200
200
#D1D6FD
oklch(88.5% 0.054 279.5)
-
Step 300
300
#B3BAFF
oklch(80.8% 0.098 279.5)
-
Step 400
400
#8E93FF
oklch(70.6% 0.156 279.6)
-
Step 500
500
#7574FD
oklch(63.1% 0.199 279.4)
-
Step 600
600
#6057ED
oklch(55.5% 0.218 279.3)
-
Step 700
700
#5046CE
oklch(49.1% 0.202 279.2)
-
Step 800
800 (this color)
#4742AE
oklch(45% 0.167 279.4)
-
Step 900
900
#363484
oklch(37.7% 0.13 279.2)
-
Step 950
950
#1F1F4D
oklch(26.9% 0.083 279.3)
#4742AE 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) | #0056B1 | 0.068 |
| Deuteranopia (no green cones) | #004DAC | 0.061 |
| Tritanopia (no blue cones) | #005D71 | 0.145 |
| Achromatopsia (no color) | #515151 | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4742AE
#4742AE
oklch(45% 0.167 279.4)
- #625600
#625600
oklch(45.1% 0.094 99.9)
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 #4742AE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.039
- Blue With A Hint Of Purple #533CC6 ΔE 0.043
- Majorelle Blue #3F37C9 ΔE 0.050
- Blurple #5539CC ΔE 0.054
- Dark Slate Blue #483D8B ΔE 0.058
- Sapphire #2138AB ΔE 0.058
- Bluey Purple #6241C7 ΔE 0.059
- Blue Blue #2242C7 ΔE 0.059
Use #4742AE 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.