#623574
Closest named color: Dark Slate Blue (#483D8B). oklch(41.3% 0.112 315.5), rgb(98, 53, 116).
Aa
White text reads best on this color (9.20:1).
About this color
#623574 is a dark, moderately saturated purple. In OKLCH its lightness is 41%, its chroma 0.112 and its hue 315°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.061 away. White text reads best on it, at 9.20:1.
| Hue family | Purples |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.112) |
| Temperature | in between |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.28:1 |
| White text | 9.20:1 |
Values
| HEX | #623574 |
| RGB | rgb(98, 53, 116) |
| HSL | hsl(283, 37%, 33%) |
| OKLCH | oklch(41.3% 0.112 315.5) |
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 #623574 | 9.20:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #623574 | 2.28:1 | Fails | Lc 13.1 | Not readable |
| #623574 text on white | 9.20:1 | AAA | Lc 90.9 | Preferred for body text |
| #623574 text on black | 2.28:1 | Fails | Lc -11.4 | 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
#F8F4FA
oklch(97.2% 0.009 314.8)
-
Step 100
100
#EFE6F3
oklch(93.6% 0.02 315.7)
-
Step 200
200
#E3D2EA
oklch(88.5% 0.037 316.2)
-
Step 300
300
#D1B4DE
oklch(80.8% 0.066 315.4)
-
Step 400
400
#BA8CCD
oklch(70.7% 0.105 315.8)
-
Step 500
500
#A86EC0
oklch(63% 0.134 315.5)
-
Step 600
600
#9355AC
oklch(55.6% 0.144 315.5)
-
Step 700
700
#7D4494
oklch(49% 0.136 315.4)
-
Step 800
800 (this color)
#623574
oklch(41.3% 0.112 315.5)
-
Step 900
900
#533261
oklch(37.8% 0.087 315.2)
-
Step 950
950
#311D39
oklch(27% 0.057 315.8)
#623574 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) | #274576 | 0.099 |
| Deuteranopia (no green cones) | #354972 | 0.088 |
| Tritanopia (no blue cones) | #613F4F | 0.075 |
| Achromatopsia (no color) | #484848 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #623574
#623574
oklch(41.3% 0.112 315.5)
- #2D580E
#2D580E
oklch(41.3% 0.112 135.6)
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 #623574, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.061
- Rebecca Purple #663399 ΔE 0.062
- Blueberry #464196 ΔE 0.077
- Twilight #4E518B ΔE 0.080
- Grape Purple #5D1451 ΔE 0.084
- Dusk #4E5481 ΔE 0.085
- Rich Purple #720058 ΔE 0.088
- Purple #800080 ΔE 0.088
Use #623574 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.