#4B536D
Closest named color: Dusty Grape (#545775). oklch(44.6% 0.044 271.3), rgb(75, 83, 109).
Aa
White text reads best on this color (7.61:1).
About this color
#4B536D is a dark, muted blue. In OKLCH its lightness is 45%, its chroma 0.044 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.022 away. White text reads best on it, at 7.61:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.75:1 |
| White text | 7.61:1 |
Values
| HEX | #4B536D |
| RGB | rgb(75, 83, 109) |
| HSL | hsl(226, 18%, 36%) |
| OKLCH | oklch(44.6% 0.044 271.3) |
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 #4B536D | 7.61:1 | AAA | Lc -91.2 | Preferred for body text |
| Black text on #4B536D | 2.75:1 | Fails | Lc 17.6 | Dividers and decoration only |
| #4B536D text on white | 7.61:1 | AAA | Lc 86.5 | Fine for body text |
| #4B536D text on black | 2.75:1 | Fails | Lc -15.6 | 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
#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
#677295
oklch(55.6% 0.056 271)
-
Step 700
700
#555F7F
oklch(49% 0.053 270.9)
-
Step 800
800 (this color)
#4B536D
oklch(44.6% 0.044 271.3)
-
Step 900
900
#3B4154
oklch(37.8% 0.034 271.1)
-
Step 950
950
#222631
oklch(27% 0.021 269.3)
#4B536D 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) | #4B556E | 0.006 |
| Deuteranopia (no green cones) | #48526C | 0.006 |
| Tritanopia (no blue cones) | #42585C | 0.039 |
| Achromatopsia (no color) | #545454 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B536D
#4B536D
oklch(44.6% 0.044 271.3)
- #5D5338
#5D5338
oklch(44.5% 0.043 90)
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 #4B536D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.022
- YInMn Blue #415A77 ΔE 0.025
- Dusk #4E5481 ΔE 0.034
- Twilight #4E518B ΔE 0.052
- Light Navy Blue #2E5A88 ΔE 0.052
- Slate #516572 ΔE 0.056
- Denim #3B638C ΔE 0.060
- Denim Blue #3B5B92 ΔE 0.061
Use #4B536D 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.