#41475B
Closest named color: Dark Grey Blue (#29465B). oklch(40.1% 0.035 271.7), rgb(65, 71, 91).
Aa
White text reads best on this color (9.22:1).
About this color
#41475B is a dark, muted blue. In OKLCH its lightness is 40%, its chroma 0.035 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.033 away. White text reads best on it, at 9.22:1.
| Hue family | Blues |
| Lightness | dark (40%) |
| Chroma | muted (0.035) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.27:1 |
| White text | 9.22:1 |
Values
| HEX | #41475B |
| RGB | rgb(65, 71, 91) |
| HSL | hsl(226, 17%, 31%) |
| OKLCH | oklch(40.1% 0.035 271.7) |
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 #41475B | 9.22:1 | AAA | Lc -95.6 | Preferred for body text |
| Black text on #41475B | 2.27:1 | Fails | Lc 12.7 | Not readable |
| #41475B text on white | 9.22:1 | AAA | Lc 91.3 | Preferred for body text |
| #41475B text on black | 2.27:1 | Fails | Lc -11.1 | 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 900.
-
Step 50
50
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E8EAEF
oklch(93.7% 0.007 268.5)
-
Step 200
200
#D5D9E3
oklch(88.5% 0.014 268.5)
-
Step 300
300
#BAC0D2
oklch(80.9% 0.026 271.1)
-
Step 400
400
#97A0BB
oklch(70.8% 0.041 270.8)
-
Step 500
500
#7E88AA
oklch(63.1% 0.053 272)
-
Step 600
600
#677296
oklch(55.7% 0.058 271.3)
-
Step 700
700
#565F80
oklch(49.1% 0.054 272.5)
-
Step 800
800
#464E68
oklch(42.8% 0.045 271.2)
-
Step 900
900 (this color)
#41475B
oklch(40.1% 0.035 271.7)
-
Step 950
950
#222631
oklch(27% 0.021 269.3)
#41475B 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) | #41495C | 0.006 |
| Deuteranopia (no green cones) | #3F475B | 0.003 |
| Tritanopia (no blue cones) | #3A4B4E | 0.031 |
| Achromatopsia (no color) | #474747 | 0.035 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #41475B
#41475B
oklch(40.1% 0.035 271.7)
- #4F4732
#4F4732
oklch(40% 0.035 89.6)
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 #41475B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.033
- Charcoal #264653 ΔE 0.040
- Charcoal Grey #3C4142 ΔE 0.044
- Dark Slate Gray #2F4F4F ΔE 0.045
- Onyx #343A40 ΔE 0.060
- YInMn Blue #415A77 ΔE 0.065
- Deep Teal #00555A ΔE 0.067
- Dark Blue Grey #1F3B4D ΔE 0.067
Use #41475B 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.