#5A6AAA
Closest named color: French Blue (#436BAD). oklch(54% 0.102 272), rgb(90, 106, 170).
Aa
White text reads best on this color (5.15:1).
About this color
#5A6AAA is a medium-dark, moderately saturated blue. In OKLCH its lightness is 54%, its chroma 0.102 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.027 away. White text reads best on it, at 5.15:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.102) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 4.07:1 |
| White text | 5.15:1 |
Values
| HEX | #5A6AAA |
| RGB | rgb(90, 106, 170) |
| HSL | hsl(228, 32%, 51%) |
| OKLCH | oklch(54% 0.102 272) |
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 #5A6AAA | 5.15:1 | AA | Lc -80.8 | Fine for body text |
| Black text on #5A6AAA | 4.07:1 | AA large text | Lc 28.7 | Dividers and decoration only |
| #5A6AAA text on white | 5.15:1 | AA | Lc 75.4 | Fine for body text |
| #5A6AAA text on black | 4.07:1 | AA large text | Lc -26.3 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E6EAF3
oklch(93.7% 0.013 266.7)
-
Step 200
200
#D3D9EB
oklch(88.6% 0.026 271.1)
-
Step 300
300
#B6BFDF
oklch(80.8% 0.046 272.9)
-
Step 400
400
#909ECF
oklch(70.6% 0.074 272.1)
-
Step 500
500
#7586C3
oklch(63.1% 0.094 271.6)
-
Step 600
600 (this color)
#5A6AAA
oklch(54% 0.102 272)
-
Step 700
700
#4E5C97
oklch(49.1% 0.096 272.3)
-
Step 800
800
#404C7A
oklch(42.8% 0.078 271.7)
-
Step 900
900
#363F62
oklch(37.6% 0.061 272.2)
-
Step 950
950
#20253A
oklch(27% 0.04 273.2)
#5A6AAA 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) | #5271AD | 0.020 |
| Deuteranopia (no green cones) | #4B6AA9 | 0.019 |
| Tritanopia (no blue cones) | #3C7782 | 0.090 |
| Achromatopsia (no color) | #6D6D6D | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A6AAA
#5A6AAA
oklch(54% 0.102 272)
- #846C17
#846C17
oklch(54% 0.102 91.9)
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 #5A6AAA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.027
- Flat Blue #3C73A8 ΔE 0.040
- Muted Blue #3B719F ΔE 0.045
- Dull Blue #49759C ΔE 0.047
- Dusky Blue #475F94 ΔE 0.052
- Mid Blue #276AB3 ΔE 0.053
- Windows Blue #3778BF ΔE 0.053
- Stormy Blue #507B9C ΔE 0.059
Use #5A6AAA 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.