#5A5DAA
Closest named color: French Blue (#436BAD). oklch(51.3% 0.12 279.6), rgb(90, 93, 170).
Aa
White text reads best on this color (5.86:1).
About this color
#5A5DAA is a medium-dark, moderately saturated blue. In OKLCH its lightness is 51%, its chroma 0.120 and its hue 280°. Its hue sits on the cool side of the wheel. The nearest named color is French Blue (#436BAD), ΔE 0.044 away. White text reads best on it, at 5.86:1.
| Hue family | Blues |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | French Blue (#436BAD) |
| Black text | 3.58:1 |
| White text | 5.86:1 |
Values
| HEX | #5A5DAA |
| RGB | rgb(90, 93, 170) |
| HSL | hsl(238, 32%, 51%) |
| OKLCH | oklch(51.3% 0.12 279.6) |
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 #5A5DAA | 5.86:1 | AA | Lc -84.4 | Fine for body text |
| Black text on #5A5DAA | 3.58:1 | AA large text | Lc 24.9 | Dividers and decoration only |
| #5A5DAA text on white | 5.86:1 | AA | Lc 79.2 | Fine for body text |
| #5A5DAA text on black | 3.58:1 | AA large text | Lc -22.6 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F5
oklch(93.6% 0.016 278.5)
-
Step 200
200
#D4D7EF
oklch(88.4% 0.033 280)
-
Step 300
300
#B8BDE6
oklch(80.8% 0.058 279.6)
-
Step 400
400
#949ADA
oklch(70.6% 0.094 279.6)
-
Step 500
500
#7B80D0
oklch(63% 0.12 279.7)
-
Step 600
600
#6568BD
oklch(55.5% 0.13 279.7)
-
Step 700
700 (this color)
#5A5DAA
oklch(51.3% 0.12 279.6)
-
Step 800
800
#454784
oklch(42.7% 0.1 279.9)
-
Step 900
900
#3A3C6A
oklch(37.7% 0.078 280.1)
-
Step 950
950
#22233E
oklch(26.9% 0.05 280.9)
#5A5DAA 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) | #3E68AD | 0.042 |
| Deuteranopia (no green cones) | #3862A8 | 0.043 |
| Tritanopia (no blue cones) | #3E6D7B | 0.105 |
| Achromatopsia (no color) | #656565 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A5DAA
#5A5DAA
oklch(51.3% 0.12 279.6)
- #766700
#766700
oklch(51.2% 0.106 99.2)
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 #5A5DAA, closest first.
No curated palette has a color within ΔE 0.04 of #5A5DAA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Blue #436BAD ΔE 0.044
- Iris #6258C4 ΔE 0.046
- Dusky Blue #475F94 ΔE 0.046
- Denim Blue #3B5B92 ΔE 0.058
- Mid Blue #276AB3 ΔE 0.059
- Twilight #4E518B ΔE 0.059
- Slate Blue #6A5ACD ΔE 0.061
- Dark Periwinkle #665FD1 ΔE 0.064
Use #5A5DAA 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.