#405A79
Closest named color: YInMn Blue (#415A77). oklch(46% 0.06 253.4), rgb(64, 90, 121).
Aa
White text reads best on this color (7.10:1).
About this color
#405A79 is a medium-dark, muted blue. In OKLCH its lightness is 46%, its chroma 0.060 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.003 away. White text reads best on it, at 7.10:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.95:1 |
| White text | 7.10:1 |
Values
| HEX | #405A79 |
| RGB | rgb(64, 90, 121) |
| HSL | hsl(213, 31%, 36%) |
| OKLCH | oklch(46% 0.06 253.4) |
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 #405A79 | 7.10:1 | AAA | Lc -89.5 | Fine for body text |
| Black text on #405A79 | 2.95:1 | Fails | Lc 19.5 | Dividers and decoration only |
| #405A79 text on white | 7.10:1 | AAA | Lc 84.6 | Fine for body text |
| #405A79 text on black | 2.95:1 | Fails | Lc -17.4 | 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
#F4F6F8
oklch(97.2% 0.003 247.9)
-
Step 100
100
#E6EAEF
oklch(93.5% 0.008 253.9)
-
Step 200
200
#D2DAE4
oklch(88.5% 0.016 253.9)
-
Step 300
300
#B4C2D3
oklch(80.9% 0.029 253.3)
-
Step 400
400
#8DA3BD
oklch(70.7% 0.045 252.7)
-
Step 500
500
#708CAD
oklch(63.1% 0.059 252.9)
-
Step 600
600
#587699
oklch(55.7% 0.065 252.8)
-
Step 700
700 (this color)
#405A79
oklch(46% 0.06 253.4)
-
Step 800
800
#3C516A
oklch(42.8% 0.049 253.2)
-
Step 900
900
#334356
oklch(37.7% 0.039 253.1)
-
Step 950
950
#1E2732
oklch(26.9% 0.024 253.7)
#405A79 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) | #4E5B7A | 0.019 |
| Deuteranopia (no green cones) | #475678 | 0.014 |
| Tritanopia (no blue cones) | #296165 | 0.052 |
| Achromatopsia (no color) | #585858 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #405A79
#405A79
oklch(46% 0.06 253.4)
- #6C5331
#6C5331
oklch(46% 0.059 73.9)
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 #405A79, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.003
- Dusty Grape #545775 ΔE 0.028
- Light Navy Blue #2E5A88 ΔE 0.030
- Dusk #4E5481 ΔE 0.031
- Denim #3B638C ΔE 0.035
- Denim Blue #3B5B92 ΔE 0.041
- Dusky Blue #475F94 ΔE 0.046
- Slate #516572 ΔE 0.047
Use #405A79 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.