#445A6C
Closest named color: YInMn Blue (#415A77). oklch(45.7% 0.04 243.5), rgb(68, 90, 108).
Aa
White text reads best on this color (7.17:1).
About this color
#445A6C is a medium-dark, muted blue. In OKLCH its lightness is 46%, its chroma 0.040 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.018 away. White text reads best on it, at 7.17:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.92:1 |
| White text | 7.17:1 |
Values
| HEX | #445A6C |
| RGB | rgb(68, 90, 108) |
| HSL | hsl(207, 23%, 35%) |
| OKLCH | oklch(45.7% 0.04 243.5) |
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 #445A6C | 7.17:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #445A6C | 2.92:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #445A6C text on white | 7.17:1 | AAA | Lc 84.9 | Fine for body text |
| #445A6C 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
#B4C3CF
oklch(80.9% 0.024 242)
-
Step 400
400
#8DA4B7
oklch(70.7% 0.038 243.2)
-
Step 500
500
#718DA5
oklch(63.1% 0.048 244.5)
-
Step 600
600
#597790
oklch(55.6% 0.052 244.1)
-
Step 700
700
#49647A
oklch(49.1% 0.048 243.5)
-
Step 800
800 (this color)
#445A6C
oklch(45.7% 0.04 243.5)
-
Step 900
900
#334451
oklch(37.7% 0.031 241.6)
-
Step 950
950
#1E282F
oklch(27% 0.019 238.9)
#445A6C 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) | #535A6D | 0.021 |
| Deuteranopia (no green cones) | #4D566C | 0.017 |
| Tritanopia (no blue cones) | #375E60 | 0.032 |
| Achromatopsia (no color) | #575757 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #445A6C
#445A6C
oklch(45.7% 0.04 243.5)
- #675340
#675340
oklch(45.7% 0.04 65.1)
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 #445A6C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.018
- Dusty Grape #545775 ΔE 0.030
- Slate #516572 ΔE 0.039
- Dusk #4E5481 ΔE 0.046
- Light Navy Blue #2E5A88 ΔE 0.051
- Petrol #005F6A ΔE 0.051
- Denim #3B638C ΔE 0.052
- Dark Aqua #05696B ΔE 0.061
Use #445A6C 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.