#405C69
Closest named color: YInMn Blue (#415A77). oklch(45.8% 0.039 228.5), rgb(64, 92, 105).
Aa
White text reads best on this color (7.11:1).
About this color
#405C69 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 46%, its chroma 0.039 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 7.11:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.95:1 |
| White text | 7.11:1 |
Values
| HEX | #405C69 |
| RGB | rgb(64, 92, 105) |
| HSL | hsl(199, 24%, 33%) |
| OKLCH | oklch(45.8% 0.039 228.5) |
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 #405C69 | 7.11:1 | AAA | Lc -89.5 | Fine for body text |
| Black text on #405C69 | 2.95:1 | Fails | Lc 19.4 | Dividers and decoration only |
| #405C69 text on white | 7.11:1 | AAA | Lc 84.6 | Fine for body text |
| #405C69 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 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
#D1DBE0
oklch(88.5% 0.013 228.9)
-
Step 300
300
#B2C4CD
oklch(80.9% 0.023 229.2)
-
Step 400
400
#89A6B3
oklch(70.8% 0.037 226.8)
-
Step 500
500
#6C8FA0
oklch(63% 0.047 229.3)
-
Step 600
600
#537A8B
oklch(55.7% 0.051 227)
-
Step 700
700
#436676
oklch(49% 0.048 228.4)
-
Step 800
800 (this color)
#405C69
oklch(45.8% 0.039 228.5)
-
Step 900
900
#30454F
oklch(37.7% 0.031 229)
-
Step 950
950
#1D282E
oklch(26.9% 0.019 232.2)
#405C69 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) | #555B6A | 0.029 |
| Deuteranopia (no green cones) | #4F5669 | 0.026 |
| Tritanopia (no blue cones) | #316060 | 0.028 |
| Achromatopsia (no color) | #585858 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #405C69
#405C69
oklch(45.8% 0.039 228.5)
- #6A5144
#6A5144
oklch(45.7% 0.039 48.8)
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 #405C69, 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 0.039
- Dusty Grape #545775 ΔE 0.040
- Petrol #005F6A ΔE 0.044
- Dark Aqua #05696B ΔE 0.052
- Dark Green Blue #1F6357 ΔE 0.054
- Denim #3B638C ΔE 0.056
- Light Navy Blue #2E5A88 ΔE 0.056
Use #405C69 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.