#406487
Closest named color: Denim (#3B638C). oklch(49.1% 0.07 248.8), rgb(64, 100, 135).
Aa
White text reads best on this color (6.19:1).
About this color
#406487 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.070 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.011 away. White text reads best on it, at 6.19:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.070) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.39:1 |
| White text | 6.19:1 |
Values
| HEX | #406487 |
| RGB | rgb(64, 100, 135) |
| HSL | hsl(210, 36%, 39%) |
| OKLCH | oklch(49.1% 0.07 248.8) |
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 #406487 | 6.19:1 | AA | Lc -85.9 | Fine for body text |
| Black text on #406487 | 3.39:1 | AA large text | Lc 23.3 | Dividers and decoration only |
| #406487 text on white | 6.19:1 | AA | Lc 80.8 | Fine for body text |
| #406487 text on black | 3.39:1 | AA large text | Lc -21.1 | 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 700.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EBF0
oklch(93.7% 0.009 242.8)
-
Step 200
200
#D0DAE5
oklch(88.4% 0.019 250.6)
-
Step 300
300
#B0C3D6
oklch(80.9% 0.034 248.2)
-
Step 400
400
#87A4C2
oklch(70.7% 0.055 249.5)
-
Step 500
500
#688DB2
oklch(63% 0.07 249)
-
Step 600
600
#4F779E
oklch(55.6% 0.076 248.7)
-
Step 700
700 (this color)
#406487
oklch(49.1% 0.07 248.8)
-
Step 800
800
#35526E
oklch(42.8% 0.058 248.5)
-
Step 900
900
#2E4459
oklch(37.8% 0.046 248)
-
Step 950
950
#1B2834
oklch(27.1% 0.029 246.9)
#406487 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) | #566589 | 0.029 |
| Deuteranopia (no green cones) | #4D5E86 | 0.022 |
| Tritanopia (no blue cones) | #1B6C70 | 0.060 |
| Achromatopsia (no color) | #616161 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #406487
#406487
oklch(49.1% 0.07 248.8)
- #7B5933
#7B5933
oklch(49.1% 0.07 68)
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 #406487, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.011
- Dusky Blue #475F94 ΔE 0.030
- YInMn Blue #415A77 ΔE 0.035
- Denim Blue #3B5B92 ΔE 0.037
- Light Navy Blue #2E5A88 ΔE 0.039
- Slate #516572 ΔE 0.040
- Peacock Blue #016795 ΔE 0.041
- Dusty Grape #545775 ΔE 0.045
Use #406487 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.