#4B6089
Closest named color: Denim (#3B638C). oklch(49% 0.071 263.2), rgb(75, 96, 137).
Aa
White text reads best on this color (6.29:1).
About this color
#4B6089 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 49%, its chroma 0.071 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.019 away. White text reads best on it, at 6.29:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.33:1 |
| White text | 6.29:1 |
Values
| HEX | #4B6089 |
| RGB | rgb(75, 96, 137) |
| HSL | hsl(220, 29%, 42%) |
| OKLCH | oklch(49% 0.071 263.2) |
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 #4B6089 | 6.29:1 | AA | Lc -86.4 | Fine for body text |
| Black text on #4B6089 | 3.33:1 | AA large text | Lc 22.7 | Dividers and decoration only |
| #4B6089 text on white | 6.29:1 | AA | Lc 81.3 | Fine for body text |
| #4B6089 text on black | 3.33:1 | AA large text | Lc -20.6 | 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
#D3D9E6
oklch(88.5% 0.019 266)
-
Step 300
300
#B5C1D8
oklch(80.9% 0.035 263.5)
-
Step 400
400
#8FA1C4
oklch(70.7% 0.055 263.6)
-
Step 500
500
#738AB5
oklch(63.2% 0.07 262.7)
-
Step 600
600
#5C73A1
oklch(55.6% 0.077 263.6)
-
Step 700
700 (this color)
#4B6089
oklch(49% 0.071 263.2)
-
Step 800
800
#3E4F70
oklch(42.8% 0.059 263.1)
-
Step 900
900
#35425A
oklch(37.8% 0.045 262.4)
-
Step 950
950
#1F2635
oklch(26.9% 0.03 265.1)
#4B6089 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) | #51638B | 0.013 |
| Deuteranopia (no green cones) | #4B5D88 | 0.009 |
| Tritanopia (no blue cones) | #34696E | 0.065 |
| Achromatopsia (no color) | #606060 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B6089
#4B6089
oklch(49% 0.071 263.2)
- #745D2E
#745D2E
oklch(49.1% 0.071 83.5)
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 #4B6089, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.019
- Dusky Blue #475F94 ΔE 0.019
- Denim Blue #3B5B92 ΔE 0.031
- Dusk #4E5481 ΔE 0.034
- YInMn Blue #415A77 ΔE 0.035
- Dusty Grape #545775 ΔE 0.037
- Light Navy Blue #2E5A88 ΔE 0.040
- Twilight #4E518B ΔE 0.044
Use #4B6089 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.