#45516D
Closest named color: YInMn Blue (#415A77). oklch(43.6% 0.049 266.4), rgb(69, 81, 109).
Aa
White text reads best on this color (7.92:1).
About this color
#45516D is a dark, muted blue. In OKLCH its lightness is 44%, its chroma 0.049 and its hue 266°. 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 7.92:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.65:1 |
| White text | 7.92:1 |
Values
| HEX | #45516D |
| RGB | rgb(69, 81, 109) |
| HSL | hsl(222, 22%, 35%) |
| OKLCH | oklch(43.6% 0.049 266.4) |
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 #45516D | 7.92:1 | AAA | Lc -92.2 | Preferred for body text |
| Black text on #45516D | 2.65:1 | Fails | Lc 16.5 | Dividers and decoration only |
| #45516D text on white | 7.92:1 | AAA | Lc 87.5 | Fine for body text |
| #45516D text on black | 2.65:1 | Fails | Lc -14.7 | Not readable |
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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAF0
oklch(93.6% 0.009 264.5)
-
Step 200
200
#D4D9E4
oklch(88.5% 0.016 266.3)
-
Step 300
300
#B8C1D4
oklch(81% 0.029 265.4)
-
Step 400
400
#93A0BE
oklch(70.6% 0.046 266.7)
-
Step 500
500
#7989AE
oklch(63.1% 0.059 266.5)
-
Step 600
600
#627399
oklch(55.7% 0.063 265.7)
-
Step 700
700
#516083
oklch(49.1% 0.059 266.3)
-
Step 800
800 (this color)
#45516D
oklch(43.6% 0.049 266.4)
-
Step 900
900
#384156
oklch(37.6% 0.038 266.6)
-
Step 950
950
#212633
oklch(27% 0.025 268.3)
#45516D 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) | #48536E | 0.008 |
| Deuteranopia (no green cones) | #44506C | 0.004 |
| Tritanopia (no blue cones) | #39575B | 0.044 |
| Achromatopsia (no color) | #515151 | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45516D
#45516D
oklch(43.6% 0.049 266.4)
- #5D5031
#5D5031
oklch(43.6% 0.049 87.6)
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 #45516D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.028
- Dusty Grape #545775 ΔE 0.032
- Dusk #4E5481 ΔE 0.036
- Light Navy Blue #2E5A88 ΔE 0.050
- Twilight #4E518B ΔE 0.053
- Dark Grey Blue #29465B ΔE 0.060
- Dusk Blue #26538D ΔE 0.061
- Light Navy #155084 ΔE 0.061
Use #45516D 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.