#405F6D
Closest named color: YInMn Blue (#415A77). oklch(46.7% 0.043 227.9), rgb(64, 95, 109).
Aa
White text reads best on this color (6.82:1).
About this color
#405F6D is a medium-dark, muted teal or cyan. In OKLCH its lightness is 47%, its chroma 0.043 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.026 away. White text reads best on it, at 6.82:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 3.07:1 |
| White text | 6.82:1 |
Values
| HEX | #405F6D |
| RGB | rgb(64, 95, 109) |
| HSL | hsl(199, 26%, 34%) |
| OKLCH | oklch(46.7% 0.043 227.9) |
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 #405F6D | 6.82:1 | AA | Lc -88.5 | Fine for body text |
| Black text on #405F6D | 3.07:1 | AA large text | Lc 20.5 | Dividers and decoration only |
| #405F6D text on white | 6.82:1 | AA | Lc 83.5 | Fine for body text |
| #405F6D text on black | 3.07:1 | AA large text | Lc -18.4 | 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E6EBED
oklch(93.7% 0.006 223.5)
-
Step 200
200
#D2DBDF
oklch(88.6% 0.011 226)
-
Step 300
300
#B3C4CB
oklch(80.9% 0.021 224.4)
-
Step 400
400
#8CA5B1
oklch(70.7% 0.033 228.4)
-
Step 500
500
#6F8F9E
oklch(63.1% 0.042 228.2)
-
Step 600
600
#577989
oklch(55.6% 0.046 228.7)
-
Step 700
700 (this color)
#405F6D
oklch(46.7% 0.043 227.9)
-
Step 800
800
#3A535E
oklch(42.6% 0.035 227)
-
Step 900
900
#32454D
oklch(37.8% 0.028 225.7)
-
Step 950
950
#1E282D
oklch(27% 0.017 229.8)
#405F6D 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) | #585E6E | 0.033 |
| Deuteranopia (no green cones) | #51586D | 0.030 |
| Tritanopia (no blue cones) | #2F6363 | 0.030 |
| Achromatopsia (no color) | #5B5B5B | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #405F6D
#405F6D
oklch(46.7% 0.043 227.9)
- #6E5345
#6E5345
oklch(46.7% 0.042 48.7)
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 #405F6D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.026
- Slate #516572 ΔE 0.031
- Dusty Grape #545775 ΔE 0.040
- Petrol #005F6A ΔE 0.045
- Dark Aqua #05696B ΔE 0.048
- Denim #3B638C ΔE 0.049
- Light Navy Blue #2E5A88 ΔE 0.054
- Dark Green Blue #1F6357 ΔE 0.055
Use #405F6D 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.