#5142A4
Closest named color: Blueberry (#464196). oklch(45% 0.152 285.6), rgb(81, 66, 164).
Aa
White text reads best on this color (7.87:1).
About this color
#5142A4 is a medium-dark, vivid purple. In OKLCH its lightness is 45%, its chroma 0.152 and its hue 286°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.029 away. White text reads best on it, at 7.87:1.
| Hue family | Purples |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.152) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.66:1 |
| White text | 7.87:1 |
Values
| HEX | #5142A4 |
| RGB | rgb(81, 66, 164) |
| HSL | hsl(249, 43%, 45%) |
| OKLCH | oklch(45% 0.152 285.6) |
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 #5142A4 | 7.87:1 | AAA | Lc -91.7 | Preferred for body text |
| Black text on #5142A4 | 2.66:1 | Fails | Lc 17.0 | Dividers and decoration only |
| #5142A4 text on white | 7.87:1 | AAA | Lc 87.0 | Fine for body text |
| #5142A4 text on black | 2.66:1 | Fails | Lc -15.1 | 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 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
#BBB9F8
oklch(81% 0.088 285.7)
-
Step 400
400
#9992F5
oklch(70.7% 0.142 285.4)
-
Step 500
500
#8273F0
oklch(63% 0.181 285.4)
-
Step 600
600
#6E58DF
oklch(55.7% 0.197 285.5)
-
Step 700
700
#5C47C1
oklch(49.1% 0.182 285.4)
-
Step 800
800 (this color)
#5142A4
oklch(45% 0.152 285.6)
-
Step 900
900
#3E347C
oklch(37.7% 0.118 285.6)
-
Step 950
950
#241F49
oklch(27% 0.075 285.6)
#5142A4 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) | #0054A7 | 0.079 |
| Deuteranopia (no green cones) | #004FA2 | 0.078 |
| Tritanopia (no blue cones) | #33596C | 0.128 |
| Achromatopsia (no color) | #515151 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5142A4
#5142A4
oklch(45% 0.152 285.6)
- #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 #5142A4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.029
- Dark Slate Blue #483D8B ΔE 0.045
- Rebecca Purple #663399 ΔE 0.050
- Blue With A Hint Of Purple #533CC6 ΔE 0.056
- Twilight #4E518B ΔE 0.060
- Bluey Purple #6241C7 ΔE 0.062
- Blurple #5539CC ΔE 0.066
- Majorelle Blue #3F37C9 ΔE 0.071
Use #5142A4 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.