#4C618D
Closest named color: Dusky Blue (#475F94). oklch(49.5% 0.075 264.3), rgb(76, 97, 141).
Aa
White text reads best on this color (6.17:1).
About this color
#4C618D is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.075 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Dusky Blue (#475F94), ΔE 0.015 away. White text reads best on it, at 6.17:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Dusky Blue (#475F94) |
| Black text | 3.40:1 |
| White text | 6.17:1 |
Values
| HEX | #4C618D |
| RGB | rgb(76, 97, 141) |
| HSL | hsl(221, 30%, 43%) |
| OKLCH | oklch(49.5% 0.075 264.3) |
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 #4C618D | 6.17:1 | AA | Lc -85.9 | Fine for body text |
| Black text on #4C618D | 3.40:1 | AA large text | Lc 23.3 | Dividers and decoration only |
| #4C618D text on white | 6.17:1 | AA | Lc 80.7 | Fine for body text |
| #4C618D text on black | 3.40:1 | AA large text | Lc -21.1 | 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 700.
-
Step 50
50
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D2D9E7
oklch(88.4% 0.021 264.5)
-
Step 300
300
#B5C1D9
oklch(80.9% 0.036 264.3)
-
Step 400
400
#8EA1C6
oklch(70.7% 0.058 263.6)
-
Step 500
500
#7389B7
oklch(63.1% 0.074 264.6)
-
Step 600
600
#5B73A3
oklch(55.7% 0.08 263.6)
-
Step 700
700 (this color)
#4C618D
oklch(49.5% 0.075 264.3)
-
Step 800
800
#3E4E72
oklch(42.7% 0.064 265.5)
-
Step 900
900
#34415C
oklch(37.6% 0.05 264.3)
-
Step 950
950
#1F2636
oklch(26.9% 0.032 266.1)
#4C618D 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) | #51648F | 0.012 |
| Deuteranopia (no green cones) | #4A5F8C | 0.007 |
| Tritanopia (no blue cones) | #346A71 | 0.066 |
| Achromatopsia (no color) | #616161 | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4C618D
#4C618D
oklch(49.5% 0.075 264.3)
- #765E2B
#765E2B
oklch(49.5% 0.075 84.1)
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 #4C618D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusky Blue #475F94 ΔE 0.015
- Denim #3B638C ΔE 0.020
- Denim Blue #3B5B92 ΔE 0.031
- Dusk #4E5481 ΔE 0.038
- YInMn Blue #415A77 ΔE 0.042
- Dusty Grape #545775 ΔE 0.042
- Light Navy Blue #2E5A88 ΔE 0.043
- Twilight #4E518B ΔE 0.046
Use #4C618D 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.