#445A68
Closest named color: YInMn Blue (#415A77). oklch(45.5% 0.035 236.5), rgb(68, 90, 104).
Aa
White text reads best on this color (7.22:1).
About this color
#445A68 is a medium-dark, muted blue. In OKLCH its lightness is 46%, its chroma 0.035 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.025 away. White text reads best on it, at 7.22:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.035) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.90:1 |
| White text | 7.22:1 |
Values
| HEX | #445A68 |
| RGB | rgb(68, 90, 104) |
| HSL | hsl(203, 21%, 34%) |
| OKLCH | oklch(45.5% 0.035 236.5) |
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 #445A68 | 7.22:1 | AAA | Lc -89.9 | Fine for body text |
| Black text on #445A68 | 2.90:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #445A68 text on white | 7.22:1 | AAA | Lc 85.1 | Fine for body text |
| #445A68 text on black | 2.90:1 | Fails | Lc -17.0 | 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
#E6EAED
oklch(93.5% 0.006 239.8)
-
Step 200
200
#D2DAE0
oklch(88.4% 0.012 239.9)
-
Step 300
300
#B5C3CC
oklch(80.9% 0.02 235.8)
-
Step 400
400
#8EA4B3
oklch(70.7% 0.033 237.8)
-
Step 500
500
#728EA0
oklch(63.2% 0.042 236.5)
-
Step 600
600
#5A788B
oklch(55.7% 0.045 236.5)
-
Step 700
700
#496576
oklch(49.1% 0.043 235.4)
-
Step 800
800 (this color)
#445A68
oklch(45.5% 0.035 236.5)
-
Step 900
900
#34444E
oklch(37.7% 0.027 235.9)
-
Step 950
950
#1E282E
oklch(27% 0.018 234.7)
#445A68 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) | #545969 | 0.023 |
| Deuteranopia (no green cones) | #4F5568 | 0.021 |
| Tritanopia (no blue cones) | #385E5E | 0.028 |
| Achromatopsia (no color) | #575757 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #445A68
#445A68
oklch(45.5% 0.035 236.5)
- #665244
#665244
oklch(45.5% 0.035 56.7)
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 #445A68, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.025
- Dusty Grape #545775 ΔE 0.035
- Slate #516572 ΔE 0.040
- Petrol #005F6A ΔE 0.049
- Dusk #4E5481 ΔE 0.053
- Light Navy Blue #2E5A88 ΔE 0.057
- Denim #3B638C ΔE 0.058
- Dark Slate Gray #2F4F4F ΔE 0.058
Use #445A68 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.