#4B5979
Closest named color: Dusty Grape (#545775). oklch(46.6% 0.055 266), rgb(75, 89, 121).
Aa
White text reads best on this color (6.99:1).
About this color
#4B5979 is a medium-dark, muted blue. In OKLCH its lightness is 47%, its chroma 0.055 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Grape (#545775), ΔE 0.014 away. White text reads best on it, at 6.99:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Dusty Grape (#545775) |
| Black text | 3.00:1 |
| White text | 6.99:1 |
Values
| HEX | #4B5979 |
| RGB | rgb(75, 89, 121) |
| HSL | hsl(222, 23%, 38%) |
| OKLCH | oklch(46.6% 0.055 266) |
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 #4B5979 | 6.99:1 | AA | Lc -89.1 | Fine for body text |
| Black text on #4B5979 | 3.00:1 | AA large text | Lc 19.9 | Dividers and decoration only |
| #4B5979 text on white | 6.99:1 | AA | Lc 84.2 | Fine for body text |
| #4B5979 text on black | 3.00:1 | AA large text | Lc -17.8 | 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
#E7EAEF
oklch(93.6% 0.007 260.7)
-
Step 200
200
#D4D9E3
oklch(88.4% 0.015 264.5)
-
Step 300
300
#B8C1D2
oklch(80.9% 0.026 263.3)
-
Step 400
400
#94A1BC
oklch(70.8% 0.042 265)
-
Step 500
500
#7A89AB
oklch(63.1% 0.054 266.2)
-
Step 600
600
#637397
oklch(55.7% 0.059 265.9)
-
Step 700
700 (this color)
#4B5979
oklch(46.6% 0.055 266)
-
Step 800
800
#434F69
oklch(42.8% 0.046 265.3)
-
Step 900
900
#394155
oklch(37.6% 0.036 267.7)
-
Step 950
950
#212632
oklch(26.9% 0.024 267.1)
#4B5979 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) | #4E5B7A | 0.008 |
| Deuteranopia (no green cones) | #4A5778 | 0.006 |
| Tritanopia (no blue cones) | #3D5F64 | 0.049 |
| Achromatopsia (no color) | #595959 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B5979
#4B5979
oklch(46.6% 0.055 266)
- #675834
#675834
oklch(46.6% 0.056 87.6)
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 #4B5979, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Grape #545775 ΔE 0.014
- YInMn Blue #415A77 ΔE 0.014
- Dusk #4E5481 ΔE 0.023
- Denim #3B638C ΔE 0.039
- Light Navy Blue #2E5A88 ΔE 0.040
- Twilight #4E518B ΔE 0.042
- Denim Blue #3B5B92 ΔE 0.043
- Dusky Blue #475F94 ΔE 0.043
Use #4B5979 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.