#503AAC
Closest named color: Blueberry (#464196). oklch(44.3% 0.173 285.8), rgb(80, 58, 172).
Aa
White text reads best on this color (8.26:1).
About this color
#503AAC is a dark, vivid purple. In OKLCH its lightness is 44%, its chroma 0.173 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.042 away. White text reads best on it, at 8.26:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | vivid (0.173) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.54:1 |
| White text | 8.26:1 |
Values
| HEX | #503AAC |
| RGB | rgb(80, 58, 172) |
| HSL | hsl(252, 50%, 45%) |
| OKLCH | oklch(44.3% 0.173 285.8) |
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 #503AAC | 8.26:1 | AAA | Lc -92.7 | Preferred for body text |
| Black text on #503AAC | 2.54:1 | Fails | Lc 16.0 | Dividers and decoration only |
| #503AAC text on white | 8.26:1 | AAA | Lc 88.0 | Fine for body text |
| #503AAC text on black | 2.54:1 | Fails | Lc -14.2 | 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
#F4F4FE
oklch(97% 0.013 286.1)
-
Step 100
100
#E8E8FD
oklch(93.7% 0.028 285.8)
-
Step 200
200
#D5D4FD
oklch(88.4% 0.056 286.3)
-
Step 300
300
#BAB7FF
oklch(80.8% 0.101 285.8)
-
Step 400
400
#998FFF
oklch(70.7% 0.16 285.6)
-
Step 500
500
#836DFE
oklch(63% 0.207 285.8)
-
Step 600
600
#6F4FED
oklch(55.5% 0.225 285.8)
-
Step 700
700
#5E3ECE
oklch(49% 0.209 286)
-
Step 800
800 (this color)
#503AAC
oklch(44.3% 0.173 285.8)
-
Step 900
900
#3F3084
oklch(37.7% 0.135 286.2)
-
Step 950
950
#241D4D
oklch(26.9% 0.085 285.8)
#503AAC 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) | #0052B0 | 0.084 |
| Deuteranopia (no green cones) | #004BAA | 0.080 |
| Tritanopia (no blue cones) | #2B566E | 0.142 |
| Achromatopsia (no color) | #4E4E4E | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503AAC
#503AAC
oklch(44.3% 0.173 285.8)
- #5B5600
#5B5600
oklch(44.4% 0.094 105.8)
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 #503AAC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.042
- Blue With A Hint Of Purple #533CC6 ΔE 0.042
- Blurple #5539CC ΔE 0.051
- Rebecca Purple #663399 ΔE 0.052
- Majorelle Blue #3F37C9 ΔE 0.055
- Bluey Purple #6241C7 ΔE 0.055
- Dark Slate Blue #483D8B ΔE 0.056
- Chrysanthemum #560BAD ΔE 0.064
Use #503AAC 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.