#406F84
Closest named color: Metallic Blue (#4F738E). oklch(51.7% 0.061 228.6), rgb(64, 111, 132).
Aa
White text reads best on this color (5.49:1).
About this color
#406F84 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 52%, its chroma 0.061 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.026 away. White text reads best on it, at 5.49:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (52%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 3.82:1 |
| White text | 5.49:1 |
Values
| HEX | #406F84 |
| RGB | rgb(64, 111, 132) |
| HSL | hsl(199, 35%, 38%) |
| OKLCH | oklch(51.7% 0.061 228.6) |
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 #406F84 | 5.49:1 | AA | Lc -82.6 | Fine for body text |
| Black text on #406F84 | 3.82:1 | AA large text | Lc 26.8 | Dividers and decoration only |
| #406F84 text on white | 5.49:1 | AA | Lc 77.3 | Fine for body text |
| #406F84 text on black | 3.82:1 | AA large text | Lc -24.5 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBEE
oklch(93.6% 0.009 225.1)
-
Step 200
200
#CFDBE2
oklch(88.4% 0.016 233)
-
Step 300
300
#AEC5D0
oklch(81% 0.029 228.2)
-
Step 400
400
#82A7B8
oklch(70.7% 0.047 227.7)
-
Step 500
500
#6291A7
oklch(63.1% 0.061 228.9)
-
Step 600
600
#487B92
oklch(55.6% 0.065 228.8)
-
Step 700
700 (this color)
#406F84
oklch(51.7% 0.061 228.6)
-
Step 800
800
#2F5465
oklch(42.6% 0.051 229.3)
-
Step 900
900
#2A4652
oklch(37.7% 0.04 227)
-
Step 950
950
#192930
oklch(27% 0.025 227.2)
#406F84 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) | #646D85 | 0.045 |
| Deuteranopia (no green cones) | #5A6684 | 0.039 |
| Tritanopia (no blue cones) | #1B7576 | 0.044 |
| Achromatopsia (no color) | #696969 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #406F84
#406F84
oklch(51.7% 0.061 228.6)
- #855D49
#855D49
oklch(51.6% 0.061 47.5)
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 #406F84, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.026
- Slate #516572 ΔE 0.037
- Sea Blue #047495 ΔE 0.038
- Dull Blue #49759C ΔE 0.041
- Muted Blue #3B719F ΔE 0.042
- Deep Aqua #08787F ΔE 0.043
- Denim #3B638C ΔE 0.043
- Ocean #017B92 ΔE 0.043
Use #406F84 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.