#404797
Closest named color: Blueberry (#464196). oklch(43.6% 0.129 275.9), rgb(64, 71, 151).
Aa
White text reads best on this color (8.18:1).
About this color
#404797 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.129 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.017 away. White text reads best on it, at 8.18:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.129) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.56:1 |
| White text | 8.18:1 |
Values
| HEX | #404797 |
| RGB | rgb(64, 71, 151) |
| HSL | hsl(235, 40%, 42%) |
| OKLCH | oklch(43.6% 0.129 275.9) |
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 #404797 | 8.18:1 | AAA | Lc -92.7 | Preferred for body text |
| Black text on #404797 | 2.56:1 | Fails | Lc 16.0 | Dividers and decoration only |
| #404797 text on white | 8.18:1 | AAA | Lc 88.0 | Fine for body text |
| #404797 text on black | 2.56:1 | Fails | Lc -14.1 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F9
oklch(93.6% 0.022 274.7)
-
Step 200
200
#D1D7F6
oklch(88.4% 0.043 276.8)
-
Step 300
300
#B3BDF2
oklch(80.9% 0.076 276.3)
-
Step 400
400
#8C99EB
oklch(70.6% 0.121 276)
-
Step 500
500
#717EE5
oklch(63.1% 0.154 275.7)
-
Step 600
600
#5B65D3
oklch(55.6% 0.167 275.6)
-
Step 700
700
#4B53B7
oklch(49.1% 0.156 275.6)
-
Step 800
800 (this color)
#404797
oklch(43.6% 0.129 275.9)
-
Step 900
900
#343A76
oklch(37.6% 0.101 276.1)
-
Step 950
950
#1E2345
oklch(27.1% 0.063 275.1)
#404797 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) | #1B539A | 0.045 |
| Deuteranopia (no green cones) | #084C95 | 0.049 |
| Tritanopia (no blue cones) | #0E5968 | 0.113 |
| Achromatopsia (no color) | #4F4F4F | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #404797
#404797
oklch(43.6% 0.129 275.9)
- #605100
#605100
oklch(43.7% 0.09 96.7)
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 #404797, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.017
- Dark Slate Blue #483D8B ΔE 0.032
- Cobalt #1E488F ΔE 0.041
- Twilight #4E518B ΔE 0.043
- Dusk Blue #26538D ΔE 0.046
- Denim Blue #3B5B92 ΔE 0.057
- Light Navy #155084 ΔE 0.060
- Dusk #4E5481 ΔE 0.061
Use #404797 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.