#4B5980
Closest named color: Dusk (#4E5481). oklch(46.9% 0.066 268.7), rgb(75, 89, 128).
Aa
White text reads best on this color (6.90:1).
About this color
#4B5980 is a medium-dark, muted blue. In OKLCH its lightness is 47%, its chroma 0.066 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk (#4E5481), ΔE 0.015 away. White text reads best on it, at 6.90:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Dusk (#4E5481) |
| Black text | 3.03:1 |
| White text | 6.90:1 |
Values
| HEX | #4B5980 |
| RGB | rgb(75, 89, 128) |
| HSL | hsl(224, 26%, 40%) |
| OKLCH | oklch(46.9% 0.066 268.7) |
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 #4B5980 | 6.90:1 | AA | Lc -88.8 | Fine for body text |
| Black text on #4B5980 | 3.03:1 | AA large text | Lc 20.2 | Dividers and decoration only |
| #4B5980 text on white | 6.90:1 | AA | Lc 83.8 | Fine for body text |
| #4B5980 text on black | 3.03:1 | AA large text | Lc -18.1 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAF0
oklch(93.6% 0.009 264.5)
-
Step 200
200
#D4D9E5
oklch(88.5% 0.017 267.8)
-
Step 300
300
#B8C0D6
oklch(80.9% 0.032 269.8)
-
Step 400
400
#93A0C1
oklch(70.7% 0.051 268.2)
-
Step 500
500
#7988B2
oklch(63.1% 0.066 269.2)
-
Step 600
600
#62729D
oklch(55.6% 0.07 268.4)
-
Step 700
700 (this color)
#4B5980
oklch(46.9% 0.066 268.7)
-
Step 800
800
#424E6D
oklch(42.7% 0.054 267.8)
-
Step 900
900
#384159
oklch(37.8% 0.043 268.4)
-
Step 950
950
#212634
oklch(27% 0.027 269.3)
#4B5980 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) | #4C5C82 | 0.009 |
| Deuteranopia (no green cones) | #47587F | 0.007 |
| Tritanopia (no blue cones) | #3A6167 | 0.059 |
| Achromatopsia (no color) | #5A5A5A | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B5980
#4B5980
oklch(46.9% 0.066 268.7)
- #6A592C
#6A592C
oklch(47% 0.067 89)
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 #4B5980, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk #4E5481 ΔE 0.015
- Dusty Grape #545775 ΔE 0.021
- YInMn Blue #415A77 ΔE 0.022
- Twilight #4E518B ΔE 0.033
- Dusky Blue #475F94 ΔE 0.033
- Denim Blue #3B5B92 ΔE 0.033
- Denim #3B638C ΔE 0.034
- Light Navy Blue #2E5A88 ΔE 0.035
Use #4B5980 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.