#545391
Closest named color: Twilight (#4E518B). oklch(47.2% 0.099 282.7), rgb(84, 83, 145).
Aa
White text reads best on this color (6.94:1).
About this color
#545391 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 47%, its chroma 0.099 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.015 away. White text reads best on it, at 6.94:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.02:1 |
| White text | 6.94:1 |
Values
| HEX | #545391 |
| RGB | rgb(84, 83, 145) |
| HSL | hsl(241, 27%, 45%) |
| OKLCH | oklch(47.2% 0.099 282.7) |
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 #545391 | 6.94:1 | AA | Lc -88.9 | Fine for body text |
| Black text on #545391 | 3.02:1 | AA large text | Lc 20.1 | Dividers and decoration only |
| #545391 text on white | 6.94:1 | AA | Lc 83.9 | Fine for body text |
| #545391 text on black | 3.02:1 | AA large text | Lc -18.0 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#E8E9F3
oklch(93.6% 0.013 281.6)
-
Step 200
200
#D6D7EB
oklch(88.4% 0.027 283.5)
-
Step 300
300
#BBBDDF
oklch(80.8% 0.048 282.6)
-
Step 400
400
#999BCF
oklch(70.7% 0.076 282.6)
-
Step 500
500
#8182C3
oklch(63.2% 0.097 282.6)
-
Step 600
600
#6B6AAF
oklch(55.6% 0.106 283.1)
-
Step 700
700 (this color)
#545391
oklch(47.2% 0.099 282.7)
-
Step 800
800
#49487A
oklch(42.6% 0.082 283.3)
-
Step 900
900
#3D3D62
oklch(37.7% 0.063 283)
-
Step 950
950
#23243A
oklch(27% 0.041 281.3)
#545391 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) | #3D5C93 | 0.037 |
| Deuteranopia (no green cones) | #3A5790 | 0.036 |
| Tritanopia (no blue cones) | #425F6B | 0.084 |
| Achromatopsia (no color) | #5A5A5A | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #545391
#545391
oklch(47.2% 0.099 282.7)
- #665D01
#665D01
oklch(47.2% 0.099 102.9)
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 #545391, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.015
- Dusk #4E5481 ΔE 0.029
- Dusky Blue #475F94 ΔE 0.036
- Denim Blue #3B5B92 ΔE 0.037
- Dusty Grape #545775 ΔE 0.051
- Light Navy Blue #2E5A88 ΔE 0.054
- Denim #3B638C ΔE 0.055
- Blueberry #464196 ΔE 0.057
Use #545391 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.