#5142A5
Closest named color: Blueberry (#464196). oklch(45.1% 0.153 285.4), rgb(81, 66, 165).
Aa
White text reads best on this color (7.85:1).
About this color
#5142A5 is a medium-dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.153 and its hue 285°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.030 away. White text reads best on it, at 7.85:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.153) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.67:1 |
| White text | 7.85:1 |
Values
| HEX | #5142A5 |
| RGB | rgb(81, 66, 165) |
| HSL | hsl(249, 43%, 45%) |
| OKLCH | oklch(45.1% 0.153 285.4) |
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 #5142A5 | 7.85:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #5142A5 | 2.67:1 | Fails | Lc 17.1 | Dividers and decoration only |
| #5142A5 text on white | 7.85:1 | AAA | Lc 86.9 | Fine for body text |
| #5142A5 text on black | 2.67:1 | Fails | Lc -15.2 | 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 800.
-
Step 50
50
#F4F4FD
oklch(97% 0.012 286.2)
-
Step 100
100
#E8E8FB
oklch(93.7% 0.026 285.9)
-
Step 200
200
#D5D5F9
oklch(88.4% 0.049 285.3)
-
Step 300
300
#BAB9F9
oklch(80.9% 0.09 284.9)
-
Step 400
400
#9992F5
oklch(70.7% 0.142 285.4)
-
Step 500
500
#8273F1
oklch(63.1% 0.182 285.3)
-
Step 600
600
#6E57E0
oklch(55.6% 0.199 285.6)
-
Step 700
700
#5C46C2
oklch(49% 0.185 285.5)
-
Step 800
800 (this color)
#5142A5
oklch(45.1% 0.153 285.4)
-
Step 900
900
#3E347D
oklch(37.8% 0.119 285.4)
-
Step 950
950
#241F49
oklch(27% 0.075 285.6)
#5142A5 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) | #0054A8 | 0.079 |
| Deuteranopia (no green cones) | #004FA3 | 0.078 |
| Tritanopia (no blue cones) | #32596D | 0.128 |
| Achromatopsia (no color) | #525252 | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5142A5
#5142A5
oklch(45.1% 0.153 285.4)
- #5D5800
#5D5800
oklch(45.1% 0.096 105.8)
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 #5142A5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.030
- Dark Slate Blue #483D8B ΔE 0.046
- Rebecca Purple #663399 ΔE 0.051
- Blue With A Hint Of Purple #533CC6 ΔE 0.054
- Bluey Purple #6241C7 ΔE 0.061
- Twilight #4E518B ΔE 0.061
- Blurple #5539CC ΔE 0.064
- Majorelle Blue #3F37C9 ΔE 0.069
Use #5142A5 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.