#4B65AA
Closest named color: French Blue (#436BAD). oklch(51.9% 0.114 266.9), rgb(75, 101, 170).
Aa
White text reads best on this color (5.61:1).
About this color
#4B65AA is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.114 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.017 away. White text reads best on it, at 5.61:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 3.74:1 |
| White text | 5.61:1 |
Values
| HEX | #4B65AA |
| RGB | rgb(75, 101, 170) |
| HSL | hsl(224, 39%, 48%) |
| OKLCH | oklch(51.9% 0.114 266.9) |
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 #4B65AA | 5.61:1 | AA | Lc -83.2 | Fine for body text |
| Black text on #4B65AA | 3.74:1 | AA large text | Lc 26.2 | Dividers and decoration only |
| #4B65AA text on white | 5.61:1 | AA | Lc 77.9 | Fine for body text |
| #4B65AA text on black | 3.74:1 | AA large text | Lc -23.9 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF5
oklch(93.6% 0.016 266.3)
-
Step 200
200
#D0D9EE
oklch(88.5% 0.031 267.2)
-
Step 300
300
#B1C0E5
oklch(80.9% 0.055 267.8)
-
Step 400
400
#889FD8
oklch(70.7% 0.088 267.2)
-
Step 500
500
#6B87CE
oklch(63.2% 0.112 266.9)
-
Step 600
600
#536FBB
oklch(55.6% 0.123 267.1)
-
Step 700
700 (this color)
#4B65AA
oklch(51.9% 0.114 266.9)
-
Step 800
800
#374C82
oklch(42.7% 0.094 266.5)
-
Step 900
900
#304069
oklch(37.8% 0.073 266.8)
-
Step 950
950
#1C253D
oklch(26.9% 0.047 267.6)
#4B65AA 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) | #486CAD | 0.019 |
| Deuteranopia (no green cones) | #3D64A9 | 0.017 |
| Tritanopia (no blue cones) | #13747F | 0.102 |
| Achromatopsia (no color) | #686868 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4B65AA
#4B65AA
oklch(51.9% 0.114 266.9)
- #836400
#836400
oklch(52% 0.106 87.3)
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 #4B65AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.017
- Mid Blue #276AB3 ΔE 0.035
- Dusky Blue #475F94 ΔE 0.037
- Flat Blue #3C73A8 ΔE 0.041
- Muted Blue #3B719F ΔE 0.044
- Denim Blue #3B5B92 ΔE 0.050
- Denim #3B638C ΔE 0.053
- Dull Blue #49759C ΔE 0.056
Use #4B65AA 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.