#405C68
Closest named color: YInMn Blue (#415A77). oklch(45.7% 0.039 226.4), rgb(64, 92, 104).
Aa
White text reads best on this color (7.12:1).
About this color
#405C68 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 46%, its chroma 0.039 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.028 away. White text reads best on it, at 7.12:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.94:1 |
| White text | 7.12:1 |
Values
| HEX | #405C68 |
| RGB | rgb(64, 92, 104) |
| HSL | hsl(198, 24%, 33%) |
| OKLCH | oklch(45.7% 0.039 226.4) |
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 #405C68 | 7.12:1 | AAA | Lc -89.6 | Fine for body text |
| Black text on #405C68 | 2.94:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #405C68 text on white | 7.12:1 | AAA | Lc 84.7 | Fine for body text |
| #405C68 text on black | 2.94:1 | Fails | Lc -17.3 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBED
oklch(93.6% 0.007 219.6)
-
Step 200
200
#D1DBDF
oklch(88.5% 0.012 223.5)
-
Step 300
300
#B2C4CC
oklch(80.9% 0.023 226.2)
-
Step 400
400
#8AA6B2
oklch(70.8% 0.036 225.7)
-
Step 500
500
#6C909F
oklch(63.2% 0.046 225.5)
-
Step 600
600
#537A8A
oklch(55.7% 0.05 225.5)
-
Step 700
700
#436675
oklch(49% 0.047 226.8)
-
Step 800
800 (this color)
#405C68
oklch(45.7% 0.039 226.4)
-
Step 900
900
#30454E
oklch(37.7% 0.03 226.3)
-
Step 950
950
#1D282E
oklch(26.9% 0.019 232.2)
#405C68 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) | #565B69 | 0.031 |
| Deuteranopia (no green cones) | #505668 | 0.027 |
| Tritanopia (no blue cones) | #326060 | 0.026 |
| Achromatopsia (no color) | #585858 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #405C68
#405C68
oklch(45.7% 0.039 226.4)
- #6A5145
#6A5145
oklch(45.8% 0.039 46.9)
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 #405C68, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.028
- Slate #516572 ΔE 0.039
- Dusty Grape #545775 ΔE 0.041
- Petrol #005F6A ΔE 0.044
- Dark Aqua #05696B ΔE 0.052
- Dark Green Blue #1F6357 ΔE 0.053
- Denim #3B638C ΔE 0.057
- Light Navy Blue #2E5A88 ΔE 0.057
Use #405C68 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.