#4642B0
Closest named color: Blue With A Hint Of Purple (#533CC6). oklch(45.1% 0.17 278.8), rgb(70, 66, 176).
Aa
White text reads best on this color (7.87:1).
About this color
#4642B0 is a medium-dark, vivid blue. In OKLCH its lightness is 45%, its chroma 0.170 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Blue With A Hint Of Purple (#533CC6), ΔE 0.041 away. White text reads best on it, at 7.87:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.170) |
| Temperature | cool |
| Nearest name | Blue With A Hint Of Purple (#533CC6) |
| Black text | 2.66:1 |
| White text | 7.87:1 |
Values
| HEX | #4642B0 |
| RGB | rgb(70, 66, 176) |
| HSL | hsl(242, 45%, 47%) |
| OKLCH | oklch(45.1% 0.17 278.8) |
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 #4642B0 | 7.87:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #4642B0 | 2.66:1 | Fails | Lc 17.2 | Dividers and decoration only |
| #4642B0 text on white | 7.87:1 | AAA | Lc 86.9 | Fine for body text |
| #4642B0 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
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E5E8FD
oklch(93.5% 0.029 279.4)
-
Step 200
200
#D0D6FE
oklch(88.4% 0.055 278.5)
-
Step 300
300
#B2BBFF
oklch(81% 0.097 278.2)
-
Step 400
400
#8D94FF
oklch(70.8% 0.155 278.8)
-
Step 500
500
#7374FF
oklch(63.1% 0.202 278.6)
-
Step 600
600
#5F57EF
oklch(55.6% 0.22 278.8)
-
Step 700
700
#4F46D0
oklch(49.2% 0.204 278.7)
-
Step 800
800 (this color)
#4642B0
oklch(45.1% 0.17 278.8)
-
Step 900
900
#353485
oklch(37.7% 0.132 278.5)
-
Step 950
950
#1F1F4E
oklch(26.9% 0.084 279.1)
#4642B0 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) | #0056B4 | 0.066 |
| Deuteranopia (no green cones) | #004DAE | 0.060 |
| Tritanopia (no blue cones) | #005D73 | 0.144 |
| Achromatopsia (no color) | #525252 | 0.170 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4642B0
#4642B0
oklch(45.1% 0.17 278.8)
- #635600
#635600
oklch(45.2% 0.094 99.1)
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 #4642B0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue With A Hint Of Purple #533CC6 ΔE 0.041
- Blueberry #464196 ΔE 0.042
- Majorelle Blue #3F37C9 ΔE 0.047
- Blurple #5539CC ΔE 0.051
- Blue Blue #2242C7 ΔE 0.056
- Sapphire #2138AB ΔE 0.057
- Bluey Purple #6241C7 ΔE 0.058
- Dark Slate Blue #483D8B ΔE 0.061
Use #4642B0 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.