#405B76
Closest named color: YInMn Blue (#415A77). oklch(46.1% 0.055 249.1), rgb(64, 91, 118).
Aa
White text reads best on this color (7.05:1).
About this color
#405B76 is a medium-dark, muted blue. In OKLCH its lightness is 46%, its chroma 0.055 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.004 away. White text reads best on it, at 7.05:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.97:1 |
| White text | 7.05:1 |
Values
| HEX | #405B76 |
| RGB | rgb(64, 91, 118) |
| HSL | hsl(210, 30%, 36%) |
| OKLCH | oklch(46.1% 0.055 249.1) |
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 #405B76 | 7.05:1 | AAA | Lc -89.3 | Fine for body text |
| Black text on #405B76 | 2.97:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #405B76 text on white | 7.05:1 | AAA | Lc 84.4 | Fine for body text |
| #405B76 text on black | 2.97:1 | Fails | Lc -17.6 | 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
#D2DAE3
oklch(88.5% 0.015 251.2)
-
Step 300
300
#B4C2D1
oklch(80.8% 0.026 250)
-
Step 400
400
#8DA3BB
oklch(70.7% 0.043 250.7)
-
Step 500
500
#708DA9
oklch(63.2% 0.054 247.8)
-
Step 600
600
#587695
oklch(55.5% 0.06 249.8)
-
Step 700
700 (this color)
#405B76
oklch(46.1% 0.055 249.1)
-
Step 800
800
#3B5167
oklch(42.6% 0.046 248.9)
-
Step 900
900
#334354
oklch(37.6% 0.036 250.3)
-
Step 950
950
#1E2731
oklch(26.9% 0.023 251.3)
#405B76 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) | #505C77 | 0.022 |
| Deuteranopia (no green cones) | #4A5675 | 0.019 |
| Tritanopia (no blue cones) | #2B6164 | 0.046 |
| Achromatopsia (no color) | #595959 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #405B76
#405B76
oklch(46.1% 0.055 249.1)
- #6D5336
#6D5336
oklch(46.2% 0.055 68.8)
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 #405B76, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.004
- Dusty Grape #545775 ΔE 0.029
- Light Navy Blue #2E5A88 ΔE 0.035
- Dusk #4E5481 ΔE 0.036
- Denim #3B638C ΔE 0.038
- Slate #516572 ΔE 0.042
- Denim Blue #3B5B92 ΔE 0.046
- Dusky Blue #475F94 ΔE 0.050
Use #405B76 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.