#4642A9
Closest named color: Blueberry (#464196). oklch(44.5% 0.16 279.4), rgb(70, 66, 169).
Aa
White text reads best on this color (8.03:1).
About this color
#4642A9 is a dark, vivid blue. In OKLCH its lightness is 45%, its chroma 0.160 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.031 away. White text reads best on it, at 8.03:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | vivid (0.160) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.61:1 |
| White text | 8.03:1 |
Values
| HEX | #4642A9 |
| RGB | rgb(70, 66, 169) |
| HSL | hsl(242, 44%, 46%) |
| OKLCH | oklch(44.5% 0.16 279.4) |
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 #4642A9 | 8.03:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #4642A9 | 2.61:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #4642A9 text on white | 8.03:1 | AAA | Lc 87.4 | Fine for body text |
| #4642A9 text on black | 2.61:1 | Fails | Lc -14.7 | 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
#E6E8FC
oklch(93.5% 0.027 281.3)
-
Step 200
200
#D1D6FC
oklch(88.4% 0.053 279.4)
-
Step 300
300
#B4BBFD
oklch(81% 0.093 279.4)
-
Step 400
400
#8E94FC
oklch(70.7% 0.151 279.3)
-
Step 500
500
#7575F9
oklch(63% 0.192 279.4)
-
Step 600
600
#615AE8
oklch(55.7% 0.208 279.4)
-
Step 700
700
#5148CA
oklch(49.1% 0.194 279.6)
-
Step 800
800 (this color)
#4642A9
oklch(44.5% 0.16 279.4)
-
Step 900
900
#373581
oklch(37.7% 0.124 279.8)
-
Step 950
950
#20204C
oklch(27.1% 0.079 279.7)
#4642A9 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) | #0054AC | 0.065 |
| Deuteranopia (no green cones) | #004CA7 | 0.061 |
| Tritanopia (no blue cones) | #065B6F | 0.138 |
| Achromatopsia (no color) | #505050 | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4642A9
#4642A9
oklch(44.5% 0.16 279.4)
- #615400
#615400
oklch(44.5% 0.092 98.9)
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 #4642A9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.031
- Dark Slate Blue #483D8B ΔE 0.050
- Blue With A Hint Of Purple #533CC6 ΔE 0.051
- Majorelle Blue #3F37C9 ΔE 0.057
- Sapphire #2138AB ΔE 0.057
- Blurple #5539CC ΔE 0.061
- Blue Blue #2242C7 ΔE 0.064
- Bluey Purple #6241C7 ΔE 0.066
Use #4642A9 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.