#405879
Closest named color: YInMn Blue (#415A77). oklch(45.5% 0.062 256.5), rgb(64, 88, 121).
Aa
White text reads best on this color (7.26:1).
About this color
#405879 is a medium-dark, muted blue. In OKLCH its lightness is 46%, its chroma 0.062 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.008 away. White text reads best on it, at 7.26:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.88:1 |
| White text | 7.26:1 |
Values
| HEX | #405879 |
| RGB | rgb(64, 88, 121) |
| HSL | hsl(215, 31%, 36%) |
| OKLCH | oklch(45.5% 0.062 256.5) |
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 #405879 | 7.26:1 | AAA | Lc -90.1 | Preferred for body text |
| Black text on #405879 | 2.88:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #405879 text on white | 7.26:1 | AAA | Lc 85.2 | Fine for body text |
| #405879 text on black | 2.88:1 | Fails | Lc -16.8 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF1
oklch(93.5% 0.011 256.7)
-
Step 200
200
#D1DAE7
oklch(88.5% 0.02 257.5)
-
Step 300
300
#B2C2D8
oklch(80.9% 0.036 256.4)
-
Step 400
400
#8AA2C5
oklch(70.6% 0.058 257.7)
-
Step 500
500
#6C8BB6
oklch(63% 0.074 256.7)
-
Step 600
600
#5475A2
oklch(55.6% 0.08 256.3)
-
Step 700
700
#44628B
oklch(49.1% 0.075 256.4)
-
Step 800
800 (this color)
#405879
oklch(45.5% 0.062 256.5)
-
Step 900
900
#31435B
oklch(37.8% 0.047 255.8)
-
Step 950
950
#1D2735
oklch(27% 0.03 256.9)
#405879 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) | #4C5A7A | 0.018 |
| Deuteranopia (no green cones) | #455478 | 0.013 |
| Tritanopia (no blue cones) | #2A5F63 | 0.054 |
| Achromatopsia (no color) | #575757 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #405879
#405879
oklch(45.5% 0.062 256.5)
- #6A522D
#6A522D
oklch(45.5% 0.062 77)
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 #405879, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.008
- Dusk #4E5481 ΔE 0.028
- Dusty Grape #545775 ΔE 0.028
- Light Navy Blue #2E5A88 ΔE 0.029
- Denim #3B638C ΔE 0.039
- Denim Blue #3B5B92 ΔE 0.040
- Twilight #4E518B ΔE 0.044
- Dusky Blue #475F94 ΔE 0.047
Use #405879 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.