#503BAC
Closest named color: Blueberry (#464196). oklch(44.4% 0.172 285.6), rgb(80, 59, 172).
Aa
White text reads best on this color (8.19:1).
About this color
#503BAC is a dark, vivid purple. In OKLCH its lightness is 44%, its chroma 0.172 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.041 away. White text reads best on it, at 8.19:1.
| Hue family | Purples |
| Lightness | dark (44%) |
| Chroma | vivid (0.172) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.56:1 |
| White text | 8.19:1 |
Values
| HEX | #503BAC |
| RGB | rgb(80, 59, 172) |
| HSL | hsl(251, 49%, 45%) |
| OKLCH | oklch(44.4% 0.172 285.6) |
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 #503BAC | 8.19:1 | AAA | Lc -92.5 | Preferred for body text |
| Black text on #503BAC | 2.56:1 | Fails | Lc 16.2 | Dividers and decoration only |
| #503BAC text on white | 8.19:1 | AAA | Lc 87.8 | Fine for body text |
| #503BAC text on black | 2.56:1 | Fails | Lc -14.3 | 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
#E7E8FD
oklch(93.7% 0.028 283.7)
-
Step 200
200
#D5D5FD
oklch(88.6% 0.055 285.2)
-
Step 300
300
#BAB8FF
oklch(81% 0.1 285.2)
-
Step 400
400
#998FFF
oklch(70.7% 0.16 285.6)
-
Step 500
500
#836EFD
oklch(63.1% 0.204 285.7)
-
Step 600
600
#6F50ED
oklch(55.6% 0.224 285.6)
-
Step 700
700
#5D3FCE
oklch(49.1% 0.208 285.5)
-
Step 800
800 (this color)
#503BAC
oklch(44.4% 0.172 285.6)
-
Step 900
900
#3E3184
oklch(37.8% 0.133 285.2)
-
Step 950
950
#241D4D
oklch(26.9% 0.085 285.8)
#503BAC 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 | 0.083 |
| Deuteranopia (no green cones) | #004CAA | 0.080 |
| Tritanopia (no blue cones) | #2A576E | 0.143 |
| Achromatopsia (no color) | #4F4F4F | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #503BAC
#503BAC
oklch(44.4% 0.172 285.6)
- #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 #503BAC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.041
- Blue With A Hint Of Purple #533CC6 ΔE 0.042
- Blurple #5539CC ΔE 0.051
- Rebecca Purple #663399 ΔE 0.053
- Bluey Purple #6241C7 ΔE 0.055
- Majorelle Blue #3F37C9 ΔE 0.055
- Dark Slate Blue #483D8B ΔE 0.056
- Chrysanthemum #560BAD ΔE 0.066
Use #503BAC 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.