#584377
Closest named color: Twilight (#4E518B). oklch(42.9% 0.087 301.5), rgb(88, 67, 119).
Aa
White text reads best on this color (8.45:1).
About this color
#584377 is a dark, moderately saturated purple. In OKLCH its lightness is 43%, its chroma 0.087 and its hue 301°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.047 away. White text reads best on it, at 8.45:1.
| Hue family | Purples |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.087) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.48:1 |
| White text | 8.45:1 |
Values
| HEX | #584377 |
| RGB | rgb(88, 67, 119) |
| HSL | hsl(264, 28%, 36%) |
| OKLCH | oklch(42.9% 0.087 301.5) |
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 #584377 | 8.45:1 | AAA | Lc -93.6 | Preferred for body text |
| Black text on #584377 | 2.48:1 | Fails | Lc 15.0 | Not readable |
| #584377 text on white | 8.45:1 | AAA | Lc 89.0 | Fine for body text |
| #584377 text on black | 2.48:1 | Fails | Lc -13.2 | 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
#F6F4F9
oklch(97% 0.007 304.2)
-
Step 100
100
#EBE8F2
oklch(93.6% 0.014 299.8)
-
Step 200
200
#DCD5E9
oklch(88.5% 0.028 301.7)
-
Step 300
300
#C6BADD
oklch(81% 0.05 300.9)
-
Step 400
400
#A995CB
oklch(70.7% 0.08 301.3)
-
Step 500
500
#957ABE
oklch(63.1% 0.104 301.8)
-
Step 600
600
#7F62AA
oklch(55.5% 0.112 301.4)
-
Step 700
700
#6C5192
oklch(49.2% 0.105 301.8)
-
Step 800
800 (this color)
#584377
oklch(42.9% 0.087 301.5)
-
Step 900
900
#483960
oklch(37.8% 0.067 301)
-
Step 950
950
#2A2138
oklch(26.9% 0.043 301.5)
#584377 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) | #354D79 | 0.057 |
| Deuteranopia (no green cones) | #3A4D76 | 0.052 |
| Tritanopia (no blue cones) | #524C57 | 0.068 |
| Achromatopsia (no color) | #4D4D4D | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #584377
#584377
oklch(42.9% 0.087 301.5)
- #485619
#485619
oklch(42.7% 0.086 121.2)
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 #584377, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.047
- Dusk #4E5481 ΔE 0.048
- Dark Slate Blue #483D8B ΔE 0.049
- Dusty Grape #545775 ΔE 0.059
- Blueberry #464196 ΔE 0.061
- YInMn Blue #415A77 ΔE 0.072
- Rebecca Purple #663399 ΔE 0.075
- Denim Blue #3B5B92 ΔE 0.079
Use #584377 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.