#5E65B7
Closest named color: French Blue (#436BAD). oklch(54% 0.127 277.6), rgb(94, 101, 183).
Aa
White text reads best on this color (5.22:1).
About this color
#5E65B7 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 54%, its chroma 0.127 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.040 away. White text reads best on it, at 5.22:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.127) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 4.02:1 |
| White text | 5.22:1 |
Values
| HEX | #5E65B7 |
| RGB | rgb(94, 101, 183) |
| HSL | hsl(235, 38%, 54%) |
| OKLCH | oklch(54% 0.127 277.6) |
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 #5E65B7 | 5.22:1 | AA | Lc -81.1 | Fine for body text |
| Black text on #5E65B7 | 4.02:1 | AA large text | Lc 28.3 | Dividers and decoration only |
| #5E65B7 text on white | 5.22:1 | AA | Lc 75.8 | Fine for body text |
| #5E65B7 text on black | 4.02:1 | AA large text | Lc -26.0 | 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 600.
-
Step 50
50
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F5
oklch(93.6% 0.016 278.5)
-
Step 200
200
#D4D8EF
oklch(88.6% 0.032 277.9)
-
Step 300
300
#B7BEE6
oklch(80.9% 0.057 277.3)
-
Step 400
400
#929BD9
oklch(70.6% 0.091 277.4)
-
Step 500
500
#7982CF
oklch(63.2% 0.116 277.5)
-
Step 600
600 (this color)
#5E65B7
oklch(54% 0.127 277.6)
-
Step 700
700
#5258A2
oklch(49.2% 0.117 277.7)
-
Step 800
800
#434883
oklch(42.7% 0.097 277.8)
-
Step 900
900
#383D69
oklch(37.7% 0.075 277.2)
-
Step 950
950
#21243E
oklch(27.1% 0.048 277.6)
#5E65B7 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) | #4470BA | 0.039 |
| Deuteranopia (no green cones) | #3C69B5 | 0.041 |
| Tritanopia (no blue cones) | #3C7685 | 0.111 |
| Achromatopsia (no color) | #6C6C6C | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5E65B7
#5E65B7
oklch(54% 0.127 277.6)
- #816E00
#816E00
oklch(54% 0.111 97.1)
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 #5E65B7, closest first.
No curated palette has a color within ΔE 0.04 of #5E65B7.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.040
- Iris #6258C4 ΔE 0.041
- Dark Periwinkle #665FD1 ΔE 0.046
- Slate Blue #6A5ACD ΔE 0.049
- Light Indigo #6D5ACF ΔE 0.053
- Mid Blue #276AB3 ΔE 0.058
- Windows Blue #3778BF ΔE 0.060
- Flat Blue #3C73A8 ΔE 0.061
Use #5E65B7 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.