#4D586B
Closest named color: Dusty Grape (#545775). oklch(45.8% 0.034 261.3), rgb(77, 88, 107).
Aa
White text reads best on this color (7.18:1).
About this color
#4D586B is a medium-dark, muted blue. In OKLCH its lightness is 46%, its chroma 0.034 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.021 away. White text reads best on it, at 7.18:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.034) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.92:1 |
| White text | 7.18:1 |
Values
| HEX | #4D586B |
| RGB | rgb(77, 88, 107) |
| HSL | hsl(218, 16%, 36%) |
| OKLCH | oklch(45.8% 0.034 261.3) |
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 #4D586B | 7.18:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #4D586B | 2.92:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #4D586B text on white | 7.18:1 | AAA | Lc 84.9 | Fine for body text |
| #4D586B text on black | 2.92:1 | Fails | Lc -17.1 | 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
#F4F5F7
oklch(97% 0.003 264.5)
-
Step 100
100
#E8EAEE
oklch(93.7% 0.006 264.5)
-
Step 200
200
#D5D9E1
oklch(88.5% 0.012 264.5)
-
Step 300
300
#B9C1CE
oklch(80.9% 0.02 260.2)
-
Step 400
400
#96A1B5
oklch(70.7% 0.032 262.5)
-
Step 500
500
#7C8AA3
oklch(63.1% 0.041 262)
-
Step 600
600
#65748E
oklch(55.6% 0.044 261.4)
-
Step 700
700
#546179
oklch(49.1% 0.042 262.6)
-
Step 800
800 (this color)
#4D586B
oklch(45.8% 0.034 261.3)
-
Step 900
900
#3A4250
oklch(37.7% 0.026 261.6)
-
Step 950
950
#22272F
oklch(27.1% 0.017 259.8)
#4D586B 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) | #52596C | 0.008 |
| Deuteranopia (no green cones) | #4F566B | 0.007 |
| Tritanopia (no blue cones) | #455C5E | 0.031 |
| Achromatopsia (no color) | #575757 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D586B
#4D586B
oklch(45.8% 0.034 261.3)
- #615642
#615642
oklch(45.8% 0.034 82.4)
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 #4D586B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.021
- YInMn Blue #415A77 ΔE 0.023
- Slate #516572 ΔE 0.040
- Dusk #4E5481 ΔE 0.042
- Denim #3B638C ΔE 0.056
- Light Navy Blue #2E5A88 ΔE 0.057
- Twilight #4E518B ΔE 0.062
- Petrol #005F6A ΔE 0.064
Use #4D586B 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.