#5B498F
Closest named color: Twilight (#4E518B). oklch(45.8% 0.111 293.3), rgb(91, 73, 143).
Aa
White text reads best on this color (7.51:1).
About this color
#5B498F is a medium-dark, moderately saturated purple. In OKLCH its lightness is 46%, its chroma 0.111 and its hue 293°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.030 away. White text reads best on it, at 7.51:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.111) |
| Temperature | in between |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.79:1 |
| White text | 7.51:1 |
Values
| HEX | #5B498F |
| RGB | rgb(91, 73, 143) |
| HSL | hsl(255, 32%, 42%) |
| OKLCH | oklch(45.8% 0.111 293.3) |
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 #5B498F | 7.51:1 | AAA | Lc -90.8 | Preferred for body text |
| Black text on #5B498F | 2.79:1 | Fails | Lc 18.1 | Dividers and decoration only |
| #5B498F text on white | 7.51:1 | AAA | Lc 86.0 | Fine for body text |
| #5B498F text on black | 2.79:1 | Fails | Lc -16.1 | 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#EAE8F6
oklch(93.7% 0.019 292.6)
-
Step 200
200
#DAD5EF
oklch(88.5% 0.036 294.5)
-
Step 300
300
#C2B9E8
oklch(80.9% 0.066 293.6)
-
Step 400
400
#A394DC
oklch(70.7% 0.105 293.1)
-
Step 500
500
#8E78D2
oklch(63.1% 0.133 293.5)
-
Step 600
600
#795FBF
oklch(55.6% 0.145 293.6)
-
Step 700
700
#664EA5
oklch(49.2% 0.135 293.5)
-
Step 800
800 (this color)
#5B498F
oklch(45.8% 0.111 293.3)
-
Step 900
900
#44376B
oklch(37.7% 0.087 293.3)
-
Step 950
950
#28213F
oklch(27.1% 0.055 293.1)
#5B498F 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) | #305592 | 0.064 |
| Deuteranopia (no green cones) | #33538D | 0.060 |
| Tritanopia (no blue cones) | #4E5765 | 0.091 |
| Achromatopsia (no color) | #545454 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B498F
#5B498F
oklch(45.8% 0.111 293.3)
- #585D00
#585D00
oklch(45.8% 0.102 113.4)
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 #5B498F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.030
- Blueberry #464196 ΔE 0.045
- Dusk #4E5481 ΔE 0.046
- Dark Slate Blue #483D8B ΔE 0.048
- Rebecca Purple #663399 ΔE 0.057
- Denim Blue #3B5B92 ΔE 0.062
- Dusky Blue #475F94 ΔE 0.063
- Dusty Grape #545775 ΔE 0.066
Use #5B498F 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.