#445A6B
Closest named color: YInMn Blue (#415A77). oklch(45.6% 0.039 241.9), rgb(68, 90, 107).
Aa
White text reads best on this color (7.19:1).
About this color
#445A6B is a medium-dark, muted blue. In OKLCH its lightness is 46%, its chroma 0.039 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.020 away. White text reads best on it, at 7.19:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.92:1 |
| White text | 7.19:1 |
Values
| HEX | #445A6B |
| RGB | rgb(68, 90, 107) |
| HSL | hsl(206, 22%, 34%) |
| OKLCH | oklch(45.6% 0.039 241.9) |
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 #445A6B | 7.19:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #445A6B | 2.92:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #445A6B text on white | 7.19:1 | AAA | Lc 84.9 | Fine for body text |
| #445A6B text on black | 2.92:1 | Fails | Lc -17.1 | 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E6EAEE
oklch(93.5% 0.007 247.9)
-
Step 200
200
#D2DAE1
oklch(88.4% 0.013 244.3)
-
Step 300
300
#B4C3CE
oklch(80.9% 0.023 239.5)
-
Step 400
400
#8DA4B6
oklch(70.7% 0.037 241.7)
-
Step 500
500
#718DA3
oklch(63% 0.046 242.1)
-
Step 600
600
#59778F
oklch(55.5% 0.051 242.9)
-
Step 700
700
#496479
oklch(49% 0.047 242.2)
-
Step 800
800 (this color)
#445A6B
oklch(45.6% 0.039 241.9)
-
Step 900
900
#344450
oklch(37.8% 0.029 240.9)
-
Step 950
950
#1E282F
oklch(27% 0.019 238.9)
#445A6B 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) | #535A6C | 0.021 |
| Deuteranopia (no green cones) | #4E556B | 0.020 |
| Tritanopia (no blue cones) | #375E5F | 0.032 |
| Achromatopsia (no color) | #575757 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #445A6B
#445A6B
oklch(45.6% 0.039 241.9)
- #675241
#675241
oklch(45.5% 0.039 60.6)
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 #445A6B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.020
- Dusty Grape #545775 ΔE 0.032
- Slate #516572 ΔE 0.040
- Dusk #4E5481 ΔE 0.048
- Petrol #005F6A ΔE 0.051
- Light Navy Blue #2E5A88 ΔE 0.052
- Denim #3B638C ΔE 0.053
- Dark Aqua #05696B ΔE 0.061
Use #445A6B 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.