#45495B
Closest named color: Dark Grey Blue (#29465B). oklch(40.9% 0.031 275.2), rgb(69, 73, 91).
Aa
White text reads best on this color (8.90:1).
About this color
#45495B is a dark, muted blue. In OKLCH its lightness is 41%, its chroma 0.031 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.041 away. White text reads best on it, at 8.90:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | muted (0.031) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.35:1 |
| White text | 8.90:1 |
Values
| HEX | #45495B |
| RGB | rgb(69, 73, 91) |
| HSL | hsl(229, 14%, 31%) |
| OKLCH | oklch(40.9% 0.031 275.2) |
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 #45495B | 8.90:1 | AAA | Lc -94.9 | Preferred for body text |
| Black text on #45495B | 2.35:1 | Fails | Lc 13.5 | Not readable |
| #45495B text on white | 8.90:1 | AAA | Lc 90.4 | Preferred for body text |
| #45495B text on black | 2.35:1 | Fails | Lc -11.9 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9EAED
oklch(93.7% 0.004 271.4)
-
Step 200
200
#D7D9E0
oklch(88.6% 0.01 273.3)
-
Step 300
300
#BDC0CC
oklch(80.9% 0.017 274.8)
-
Step 400
400
#9BA0B3
oklch(70.8% 0.028 273.9)
-
Step 500
500
#8388A0
oklch(63.1% 0.036 276)
-
Step 600
600
#6C728B
oklch(55.6% 0.039 274.5)
-
Step 700
700
#5A5F76
oklch(49% 0.037 275.3)
-
Step 800
800 (this color)
#45495B
oklch(40.9% 0.031 275.2)
-
Step 900
900
#3E414F
oklch(37.8% 0.024 275.7)
-
Step 950
950
#24262E
oklch(27% 0.015 274.3)
#45495B 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) | #444B5C | 0.006 |
| Deuteranopia (no green cones) | #43495B | 0.003 |
| Tritanopia (no blue cones) | #404C4F | 0.027 |
| Achromatopsia (no color) | #4A4A4A | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45495B
#45495B
oklch(40.9% 0.031 275.2)
- #4F4A37
#4F4A37
oklch(40.8% 0.031 95.1)
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 #45495B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.041
- Dark Slate Gray #2F4F4F ΔE 0.044
- Charcoal #264653 ΔE 0.047
- Charcoal Grey #3C4142 ΔE 0.047
- YInMn Blue #415A77 ΔE 0.059
- Dusty Grape #545775 ΔE 0.060
- Onyx #343A40 ΔE 0.067
- Dusk #4E5481 ΔE 0.067
Use #45495B 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.