#5437A5
Closest named color: Blueberry (#464196). oklch(43.6% 0.168 289.7), rgb(84, 55, 165).
Aa
White text reads best on this color (8.51:1).
About this color
#5437A5 is a dark, vivid purple. In OKLCH its lightness is 44%, its chroma 0.168 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.040 away. White text reads best on it, at 8.51:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | vivid (0.168) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.46:1 |
| White text | 8.51:1 |
Values
| HEX | #5437A5 |
| RGB | rgb(84, 55, 165) |
| HSL | hsl(256, 50%, 43%) |
| OKLCH | oklch(43.6% 0.168 289.7) |
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 #5437A5 | 8.51:1 | AAA | Lc -93.3 | Preferred for body text |
| Black text on #5437A5 | 2.46:1 | Fails | Lc 15.2 | Dividers and decoration only |
| #5437A5 text on white | 8.51:1 | AAA | Lc 88.8 | Fine for body text |
| #5437A5 text on black | 2.46:1 | Fails | Lc -13.4 | Not readable |
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 800.
-
Step 50
50
#F5F4FE
oklch(97.1% 0.013 290.8)
-
Step 100
100
#E9E7FC
oklch(93.6% 0.028 290.2)
-
Step 200
200
#D8D4FC
oklch(88.6% 0.055 289.8)
-
Step 300
300
#BFB6FC
oklch(80.9% 0.098 289.9)
-
Step 400
400
#A08DFB
oklch(70.7% 0.157 289.7)
-
Step 500
500
#8B6CF8
oklch(63.1% 0.2 289.6)
-
Step 600
600
#774EE7
oklch(55.6% 0.218 289.7)
-
Step 700
700
#653DC8
oklch(49% 0.202 290.1)
-
Step 800
800 (this color)
#5437A5
oklch(43.6% 0.168 289.7)
-
Step 900
900
#432F81
oklch(37.7% 0.132 289.8)
-
Step 950
950
#271D4B
oklch(27% 0.082 289.8)
#5437A5 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) | #004FA8 | 0.092 |
| Deuteranopia (no green cones) | #004AA3 | 0.090 |
| Tritanopia (no blue cones) | #395269 | 0.136 |
| Achromatopsia (no color) | #4D4D4D | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5437A5
#5437A5
oklch(43.6% 0.168 289.7)
- #555500
#555500
oklch(43.5% 0.095 109.8)
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 #5437A5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.040
- Rebecca Purple #663399 ΔE 0.040
- Dark Slate Blue #483D8B ΔE 0.049
- Blue With A Hint Of Purple #533CC6 ΔE 0.054
- Chrysanthemum #560BAD ΔE 0.060
- Blurple #5539CC ΔE 0.063
- Bluey Purple #6241C7 ΔE 0.063
- Majorelle Blue #3F37C9 ΔE 0.068
Use #5437A5 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.