#584DB5
Closest named color: Iris (#6258C4). oklch(48.8% 0.159 283.6), rgb(88, 77, 181).
Aa
White text reads best on this color (6.67:1).
About this color
#584DB5 is a medium-dark, vivid purple. In OKLCH its lightness is 49%, its chroma 0.159 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Iris (#6258C4), ΔE 0.039 away. White text reads best on it, at 6.67:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.159) |
| Temperature | cool |
| Nearest name | Iris (#6258C4) |
| Black text | 3.14:1 |
| White text | 6.67:1 |
Values
| HEX | #584DB5 |
| RGB | rgb(88, 77, 181) |
| HSL | hsl(246, 41%, 51%) |
| OKLCH | oklch(48.8% 0.159 283.6) |
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 #584DB5 | 6.67:1 | AA | Lc -87.7 | Fine for body text |
| Black text on #584DB5 | 3.14:1 | AA large text | Lc 21.4 | Dividers and decoration only |
| #584DB5 text on white | 6.67:1 | AA | Lc 82.7 | Fine for body text |
| #584DB5 text on black | 3.14:1 | AA large text | Lc -19.3 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E8F9
oklch(93.5% 0.023 283.3)
-
Step 200
200
#D5D6F5
oklch(88.5% 0.042 284)
-
Step 300
300
#BABBF1
oklch(81% 0.076 283.7)
-
Step 400
400
#9795EA
oklch(70.6% 0.123 283.9)
-
Step 500
500
#7F79E4
oklch(63.1% 0.157 283.5)
-
Step 600
600
#6A5FD2
oklch(55.6% 0.171 283.7)
-
Step 700
700 (this color)
#584DB5
oklch(48.8% 0.159 283.6)
-
Step 800
800
#484093
oklch(42.6% 0.132 283.6)
-
Step 900
900
#3C3775
oklch(37.6% 0.103 283.9)
-
Step 950
950
#232145
oklch(27% 0.065 283.6)
#584DB5 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) | #005FB8 | 0.080 |
| Deuteranopia (no green cones) | #0059B3 | 0.078 |
| Tritanopia (no blue cones) | #346579 | 0.135 |
| Achromatopsia (no color) | #5C5C5C | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #584DB5
#584DB5
oklch(48.8% 0.159 283.6)
- #6A6200
#6A6200
oklch(48.8% 0.103 104)
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 #584DB5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Iris #6258C4 ΔE 0.039
- Bluey Purple #6241C7 ΔE 0.041
- Blue With A Hint Of Purple #533CC6 ΔE 0.047
- Blurple #5539CC ΔE 0.056
- Slate Blue #6A5ACD ΔE 0.057
- Light Indigo #6D5ACF ΔE 0.062
- Warm Blue #4B57DB ΔE 0.064
- Dark Periwinkle #665FD1 ΔE 0.065
Use #584DB5 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.