#5A5AA9
Closest named color: Iris (#6258C4). oklch(50.6% 0.123 281.1), rgb(90, 90, 169).
Aa
White text reads best on this color (6.05:1).
About this color
#5A5AA9 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 51%, its chroma 0.123 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.045 away. White text reads best on it, at 6.05:1.
| Hue family | Purples |
| Lightness | medium-dark (51%) |
| Chroma | moderately saturated (0.123) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.47:1 |
| White text | 6.05:1 |
Values
| HEX | #5A5AA9 |
| RGB | rgb(90, 90, 169) |
| HSL | hsl(240, 31%, 51%) |
| OKLCH | oklch(50.6% 0.123 281.1) |
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 #5A5AA9 | 6.05:1 | AA | Lc -85.3 | Fine for body text |
| Black text on #5A5AA9 | 3.47:1 | AA large text | Lc 24.0 | Dividers and decoration only |
| #5A5AA9 text on white | 6.05:1 | AA | Lc 80.1 | Fine for body text |
| #5A5AA9 text on black | 3.47:1 | AA large text | Lc -21.8 | 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
#E7E9F6
oklch(93.6% 0.018 279.1)
-
Step 200
200
#D5D7EF
oklch(88.5% 0.033 281.9)
-
Step 300
300
#B9BDE7
oklch(80.9% 0.059 280.7)
-
Step 400
400
#969ADB
oklch(70.8% 0.095 281)
-
Step 500
500
#7D7FD1
oklch(63% 0.122 281.2)
-
Step 600
600
#6767BE
oklch(55.5% 0.133 281.2)
-
Step 700
700 (this color)
#5A5AA9
oklch(50.6% 0.123 281.1)
-
Step 800
800
#464685
oklch(42.6% 0.103 281.1)
-
Step 900
900
#3B3B6A
oklch(37.6% 0.079 281.9)
-
Step 950
950
#22233E
oklch(26.9% 0.05 280.9)
#5A5AA9 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) | #3A65AC | 0.045 |
| Deuteranopia (no green cones) | #3560A7 | 0.047 |
| Tritanopia (no blue cones) | #3F6B79 | 0.108 |
| Achromatopsia (no color) | #636363 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A5AA9
#5A5AA9
oklch(50.6% 0.123 281.1)
- #726600
#726600
oklch(50.6% 0.106 101.3)
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 #5A5AA9, closest first.
No curated palette has a color within ΔE 0.04 of #5A5AA9.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.045
- Dusky Blue #475F94 ΔE 0.047
- French Blue #436BAD ΔE 0.050
- Twilight #4E518B ΔE 0.055
- Denim Blue #3B5B92 ΔE 0.057
- Slate Blue #6A5ACD ΔE 0.062
- Mid Blue #276AB3 ΔE 0.064
- Dark Periwinkle #665FD1 ΔE 0.066
Use #5A5AA9 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.