#4D5577
Closest named color: Dusty Grape (#545775). oklch(45.7% 0.057 273.8), rgb(77, 85, 119).
Aa
White text reads best on this color (7.28:1).
About this color
#4D5577 is a medium-dark, muted blue. In OKLCH its lightness is 46%, its chroma 0.057 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.013 away. White text reads best on it, at 7.28:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 2.88:1 |
| White text | 7.28:1 |
Values
| HEX | #4D5577 |
| RGB | rgb(77, 85, 119) |
| HSL | hsl(229, 21%, 38%) |
| OKLCH | oklch(45.7% 0.057 273.8) |
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 #4D5577 | 7.28:1 | AAA | Lc -90.2 | Preferred for body text |
| Black text on #4D5577 | 2.88:1 | Fails | Lc 18.7 | Dividers and decoration only |
| #4D5577 text on white | 7.28:1 | AAA | Lc 85.3 | Fine for body text |
| #4D5577 text on black | 2.88:1 | Fails | Lc -16.7 | 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
#E8E9F0
oklch(93.5% 0.009 279.7)
-
Step 200
200
#D5D9E6
oklch(88.6% 0.018 272.3)
-
Step 300
300
#B9C0D7
oklch(81% 0.033 272.2)
-
Step 400
400
#969FC2
oklch(70.7% 0.052 273.7)
-
Step 500
500
#7C87B3
oklch(63.1% 0.068 273.5)
-
Step 600
600
#66709F
oklch(55.6% 0.074 274.5)
-
Step 700
700
#545E88
oklch(49.1% 0.069 273.4)
-
Step 800
800 (this color)
#4D5577
oklch(45.7% 0.057 273.8)
-
Step 900
900
#3A4059
oklch(37.7% 0.044 273.7)
-
Step 950
950
#222634
oklch(27.1% 0.027 272.1)
#4D5577 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) | #4A5878 | 0.009 |
| Deuteranopia (no green cones) | #475576 | 0.009 |
| Tritanopia (no blue cones) | #415C61 | 0.051 |
| Achromatopsia (no color) | #565656 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4D5577
#4D5577
oklch(45.7% 0.057 273.8)
- #625731
#625731
oklch(45.8% 0.057 93.8)
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 #4D5577, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.013
- Dusk #4E5481 ΔE 0.018
- YInMn Blue #415A77 ΔE 0.021
- Twilight #4E518B ΔE 0.038
- Light Navy Blue #2E5A88 ΔE 0.044
- Denim Blue #3B5B92 ΔE 0.047
- Denim #3B638C ΔE 0.048
- Dusky Blue #475F94 ΔE 0.049
Use #4D5577 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.