#5539CC
Named color: Blurple. oklch(47.4% 0.213 283.4), rgb(85, 57, 204).
Aa
White text reads best on this color (7.38:1).
About this color
#5539CC is a medium-dark, vivid purple. In OKLCH its lightness is 47%, its chroma 0.213 and its hue 283°. Its hue sits on the cool side of the wheel. It is the named color Blurple. White text reads best on it, at 7.38:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.213) |
| Temperature | cool |
| Nearest name | Blurple |
| Black text | 2.84:1 |
| White text | 7.38:1 |
Values
| HEX | #5539CC |
| RGB | rgb(85, 57, 204) |
| HSL | hsl(251, 59%, 51%) |
| OKLCH | oklch(47.4% 0.213 283.4) |
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 #5539CC | 7.38:1 | AAA | Lc -89.7 | Fine for body text |
| Black text on #5539CC | 2.84:1 | Fails | Lc 19.2 | Dividers and decoration only |
| #5539CC text on white | 7.38:1 | AAA | Lc 84.8 | Fine for body text |
| #5539CC text on black | 2.84:1 | Fails | Lc -17.2 | 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 700.
-
Step 50
50
#F4F4FF
oklch(97% 0.015 286.1)
-
Step 100
100
#E7E8FE
oklch(93.7% 0.03 283.7)
-
Step 200
200
#D3D5FF
oklch(88.5% 0.058 283)
-
Step 300
300
#B8B9FF
oklch(81% 0.098 283.3)
-
Step 400
400
#9590FF
oklch(70.6% 0.159 283.6)
-
Step 500
500
#7E6FFF
oklch(63% 0.206 283.5)
-
Step 600
600
#6A50F1
oklch(55.6% 0.229 283.4)
-
Step 700
700 (this color)
#5539CC
oklch(47.4% 0.213 283.4)
-
Step 800
800
#4836AA
oklch(42.8% 0.176 283.1)
-
Step 900
900
#3C3186
oklch(37.8% 0.136 283.6)
-
Step 950
950
#221E4F
oklch(27.1% 0.087 282.6)
#5539CC 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) | #005AD0 | 0.091 |
| Deuteranopia (no green cones) | #0051C9 | 0.083 |
| Tritanopia (no blue cones) | #0A617F | 0.178 |
| Achromatopsia (no color) | #565656 | 0.214 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5539CC
#5539CC
oklch(47.4% 0.213 283.4)
- #665E00
#665E00
oklch(47.4% 0.1 103.8)
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 #5539CC, closest first.
No curated palette has a color within ΔE 0.04 of #5539CC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue With A Hint Of Purple #533CC6 ΔE 0.011
- Bluey Purple #6241C7 ΔE 0.030
- Purple Blue #5D21D0 ΔE 0.035
- Majorelle Blue #3F37C9 ΔE 0.036
- Purpley Blue #5F34E7 ΔE 0.044
- Burple #6832E3 ΔE 0.047
- Violet Blue #510AC9 ΔE 0.056
- Purply Blue #661AEE ΔE 0.063
Use #5539CC 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.