#43546B
Closest named color: YInMn Blue (#415A77). oklch(44.1% 0.044 256.1), rgb(67, 84, 107).
Aa
White text reads best on this color (7.72:1).
About this color
#43546B is a dark, muted blue. In OKLCH its lightness is 44%, its chroma 0.044 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.023 away. White text reads best on it, at 7.72:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.71:1 |
| White text | 7.72:1 |
Values
| HEX | #43546B |
| RGB | rgb(67, 84, 107) |
| HSL | hsl(215, 23%, 34%) |
| OKLCH | oklch(44.1% 0.044 256.1) |
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 #43546B | 7.72:1 | AAA | Lc -91.6 | Preferred for body text |
| Black text on #43546B | 2.71:1 | Fails | Lc 17.2 | Dividers and decoration only |
| #43546B text on white | 7.72:1 | AAA | Lc 86.8 | Fine for body text |
| #43546B text on black | 2.71:1 | Fails | Lc -15.3 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAEF
oklch(93.6% 0.007 260.7)
-
Step 200
200
#D3DAE3
oklch(88.6% 0.015 254.6)
-
Step 300
300
#B6C2D1
oklch(80.9% 0.025 254)
-
Step 400
400
#90A2BA
oklch(70.6% 0.041 255.7)
-
Step 500
500
#758BA9
oklch(63% 0.052 256.2)
-
Step 600
600
#5E7595
oklch(55.7% 0.057 256.7)
-
Step 700
700
#4D627F
oklch(49.1% 0.053 256.6)
-
Step 800
800 (this color)
#43546B
oklch(44.1% 0.044 256.1)
-
Step 900
900
#364354
oklch(37.9% 0.034 255.3)
-
Step 950
950
#202731
oklch(27% 0.021 257.3)
#43546B 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) | #4C556C | 0.014 |
| Deuteranopia (no green cones) | #47516B | 0.010 |
| Tritanopia (no blue cones) | #36595C | 0.038 |
| Achromatopsia (no color) | #535353 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #43546B
#43546B
oklch(44.1% 0.044 256.1)
- #615037
#615037
oklch(44.2% 0.044 76.8)
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 #43546B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.023
- Dusty Grape #545775 ΔE 0.032
- Dusk #4E5481 ΔE 0.041
- Light Navy Blue #2E5A88 ΔE 0.050
- Dark Slate Gray #2F4F4F ΔE 0.056
- Slate #516572 ΔE 0.057
- Petrol #005F6A ΔE 0.057
- Twilight #4E518B ΔE 0.059
Use #43546B 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.