#5364AB
Closest named color: French Blue (#436BAD). oklch(52.3% 0.114 271.8), rgb(83, 100, 171).
Aa
White text reads best on this color (5.55:1).
About this color
#5364AB is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.114 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.025 away. White text reads best on it, at 5.55:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.114) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 3.77:1 |
| White text | 5.55:1 |
Values
| HEX | #5364AB |
| RGB | rgb(83, 100, 171) |
| HSL | hsl(228, 35%, 50%) |
| OKLCH | oklch(52.3% 0.114 271.8) |
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 #5364AB | 5.55:1 | AA | Lc -82.9 | Fine for body text |
| Black text on #5364AB | 3.77:1 | AA large text | Lc 26.4 | Dividers and decoration only |
| #5364AB text on white | 5.55:1 | AA | Lc 77.6 | Fine for body text |
| #5364AB text on black | 3.77:1 | AA large text | Lc -24.1 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E6E9F5
oklch(93.5% 0.016 274.8)
-
Step 200
200
#D2D8EE
oklch(88.4% 0.031 273.6)
-
Step 300
300
#B4BFE5
oklch(80.9% 0.055 272.4)
-
Step 400
400
#8D9ED8
oklch(70.8% 0.087 271.5)
-
Step 500
500
#7184CE
oklch(63% 0.114 271.9)
-
Step 600
600
#5A6DBA
oklch(55.6% 0.122 271.5)
-
Step 700
700 (this color)
#5364AB
oklch(52.3% 0.114 271.8)
-
Step 800
800
#3D4A82
oklch(42.6% 0.094 272)
-
Step 900
900
#343E68
oklch(37.6% 0.073 272.3)
-
Step 950
950
#1E253D
oklch(27% 0.046 270.7)
#5364AB 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) | #476CAE | 0.024 |
| Deuteranopia (no green cones) | #3E65A9 | 0.025 |
| Tritanopia (no blue cones) | #2D737F | 0.101 |
| Achromatopsia (no color) | #686868 | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5364AB
#5364AB
oklch(52.3% 0.114 271.8)
- #806700
#806700
oklch(52.3% 0.107 92.1)
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 #5364AB, closest first.
No curated palette has a color within ΔE 0.04 of #5364AB.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.025
- Dusky Blue #475F94 ΔE 0.042
- Mid Blue #276AB3 ΔE 0.044
- Flat Blue #3C73A8 ΔE 0.047
- Muted Blue #3B719F ΔE 0.051
- Denim Blue #3B5B92 ΔE 0.056
- Iris #6258C4 ΔE 0.056
- Dull Blue #49759C ΔE 0.059
Use #5364AB 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.