#4E556F
Closest named color: Dusty Grape (#545775). oklch(45.4% 0.044 272.9), rgb(78, 85, 111).
Aa
White text reads best on this color (7.36:1).
About this color
#4E556F is a medium-dark, muted blue. In OKLCH its lightness is 45%, its chroma 0.044 and its hue 273°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.015 away. White text reads best on it, at 7.36:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.85:1 |
| White text | 7.36:1 |
Values
| HEX | #4E556F |
| RGB | rgb(78, 85, 111) |
| HSL | hsl(227, 17%, 37%) |
| OKLCH | oklch(45.4% 0.044 272.9) |
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 #4E556F | 7.36:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #4E556F | 2.85:1 | Fails | Lc 18.4 | Dividers and decoration only |
| #4E556F text on white | 7.36:1 | AAA | Lc 85.6 | Fine for body text |
| #4E556F text on black | 2.85:1 | Fails | Lc -16.5 | 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
#D6D9E3
oklch(88.6% 0.014 272.7)
-
Step 300
300
#BBC0D2
oklch(80.9% 0.026 273.4)
-
Step 400
400
#989FBB
oklch(70.6% 0.042 274.2)
-
Step 500
500
#7F88AA
oklch(63.2% 0.052 273.3)
-
Step 600
600
#687195
oklch(55.5% 0.057 273.5)
-
Step 700
700
#565F7F
oklch(49.1% 0.053 272.2)
-
Step 800
800 (this color)
#4E556F
oklch(45.4% 0.044 272.9)
-
Step 900
900
#3B4154
oklch(37.8% 0.034 271.1)
-
Step 950
950
#232631
oklch(27% 0.021 273)
#4E556F 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) | #4D5770 | 0.006 |
| Deuteranopia (no green cones) | #4B556E | 0.005 |
| Tritanopia (no blue cones) | #455A5E | 0.039 |
| Achromatopsia (no color) | #565656 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4E556F
#4E556F
oklch(45.4% 0.044 272.9)
- #5F563A
#5F563A
oklch(45.4% 0.044 92.3)
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 #4E556F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.015
- YInMn Blue #415A77 ΔE 0.022
- Dusk #4E5481 ΔE 0.031
- Slate #516572 ΔE 0.049
- Twilight #4E518B ΔE 0.051
- Light Navy Blue #2E5A88 ΔE 0.052
- Denim #3B638C ΔE 0.056
- Denim Blue #3B5B92 ΔE 0.059
Use #4E556F 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.