#5351AB
Closest named color: Iris (#6258C4). oklch(48.5% 0.14 280.8), rgb(83, 81, 171).
Aa
White text reads best on this color (6.70:1).
About this color
#5351AB is a medium-dark, vivid purple. In OKLCH its lightness is 48%, its chroma 0.140 and its hue 281°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.049 away. White text reads best on it, at 6.70:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.140) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.13:1 |
| White text | 6.70:1 |
Values
| HEX | #5351AB |
| RGB | rgb(83, 81, 171) |
| HSL | hsl(241, 36%, 49%) |
| OKLCH | oklch(48.5% 0.14 280.8) |
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 #5351AB | 6.70:1 | AA | Lc -87.9 | Fine for body text |
| Black text on #5351AB | 3.13:1 | AA large text | Lc 21.2 | Dividers and decoration only |
| #5351AB text on white | 6.70:1 | AA | Lc 82.8 | Fine for body text |
| #5351AB text on black | 3.13:1 | AA large text | Lc -19.1 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E9F7
oklch(93.7% 0.019 279.5)
-
Step 200
200
#D4D7F2
oklch(88.5% 0.037 280.6)
-
Step 300
300
#B8BCEC
oklch(80.8% 0.068 281)
-
Step 400
400
#9498E3
oklch(70.6% 0.109 280.9)
-
Step 500
500
#7B7DDB
oklch(63% 0.139 280.7)
-
Step 600
600
#6665C8
oklch(55.7% 0.15 280.8)
-
Step 700
700 (this color)
#5351AB
oklch(48.5% 0.14 280.8)
-
Step 800
800
#45448C
oklch(42.6% 0.116 280.9)
-
Step 900
900
#3A3A70
oklch(37.7% 0.091 281.1)
-
Step 950
950
#222242
oklch(27% 0.059 281.7)
#5351AB 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) | #225FAE | 0.059 |
| Deuteranopia (no green cones) | #1959A9 | 0.061 |
| Tritanopia (no blue cones) | #306576 | 0.121 |
| Achromatopsia (no color) | #5C5C5C | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5351AB
#5351AB
oklch(48.5% 0.14 280.8)
- #6C6000
#6C6000
oklch(48.6% 0.101 100.9)
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 #5351AB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.049
- Twilight #4E518B ΔE 0.053
- Blueberry #464196 ΔE 0.056
- Dusky Blue #475F94 ΔE 0.059
- Denim Blue #3B5B92 ΔE 0.060
- Bluey Purple #6241C7 ΔE 0.061
- Blue With A Hint Of Purple #533CC6 ΔE 0.064
- Slate Blue #6A5ACD ΔE 0.068
Use #5351AB 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.