#4B5F87
Closest named color: Denim (#3B638C). oklch(48.6% 0.069 263.6), rgb(75, 95, 135).
Aa
White text reads best on this color (6.39:1).
About this color
#4B5F87 is a medium-dark, muted blue. In OKLCH its lightness is 49%, its chroma 0.069 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.021 away. White text reads best on it, at 6.39:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.28:1 |
| White text | 6.39:1 |
Values
| HEX | #4B5F87 |
| RGB | rgb(75, 95, 135) |
| HSL | hsl(220, 29%, 41%) |
| OKLCH | oklch(48.6% 0.069 263.6) |
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 #4B5F87 | 6.39:1 | AA | Lc -86.8 | Fine for body text |
| Black text on #4B5F87 | 3.28:1 | AA large text | Lc 22.3 | Dividers and decoration only |
| #4B5F87 text on white | 6.39:1 | AA | Lc 81.7 | Fine for body text |
| #4B5F87 text on black | 3.28:1 | AA large text | Lc -20.2 | 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
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D3D9E6
oklch(88.5% 0.019 266)
-
Step 300
300
#B6C1D7
oklch(80.9% 0.033 264.4)
-
Step 400
400
#8FA1C3
oklch(70.7% 0.054 263.1)
-
Step 500
500
#7489B4
oklch(63% 0.07 264.3)
-
Step 600
600
#5D739F
oklch(55.6% 0.074 263.7)
-
Step 700
700 (this color)
#4B5F87
oklch(48.6% 0.069 263.6)
-
Step 800
800
#3F4F6F
oklch(42.8% 0.057 263.7)
-
Step 900
900
#35415A
oklch(37.6% 0.046 264.5)
-
Step 950
950
#1F2634
oklch(26.8% 0.028 263.9)
#4B5F87 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) | #516289 | 0.013 |
| Deuteranopia (no green cones) | #4A5C86 | 0.009 |
| Tritanopia (no blue cones) | #35676D | 0.062 |
| Achromatopsia (no color) | #5F5F5F | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B5F87
#4B5F87
oklch(48.6% 0.069 263.6)
- #725C2E
#725C2E
oklch(48.6% 0.07 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 #4B5F87, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.021
- Dusky Blue #475F94 ΔE 0.022
- Denim Blue #3B5B92 ΔE 0.031
- Dusk #4E5481 ΔE 0.031
- YInMn Blue #415A77 ΔE 0.032
- Dusty Grape #545775 ΔE 0.033
- Light Navy Blue #2E5A88 ΔE 0.039
- Twilight #4E518B ΔE 0.043
Use #4B5F87 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.