#554FA9
Closest named color: Twilight (#4E518B). oklch(48.1% 0.14 282.8), rgb(85, 79, 169).
Aa
White text reads best on this color (6.82:1).
About this color
#554FA9 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 48%, its chroma 0.140 and its hue 283°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.051 away. White text reads best on it, at 6.82:1.
| Hue family | Purples |
| Lightness | medium-dark (48%) |
| Chroma | moderately saturated (0.140) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 3.07:1 |
| White text | 6.82:1 |
Values
| HEX | #554FA9 |
| RGB | rgb(85, 79, 169) |
| HSL | hsl(244, 36%, 49%) |
| OKLCH | oklch(48.1% 0.14 282.8) |
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 #554FA9 | 6.82:1 | AA | Lc -88.3 | Fine for body text |
| Black text on #554FA9 | 3.07:1 | AA large text | Lc 20.7 | Dividers and decoration only |
| #554FA9 text on white | 6.82:1 | AA | Lc 83.3 | Fine for body text |
| #554FA9 text on black | 3.07:1 | AA large text | Lc -18.6 | 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
#E7E9F7
oklch(93.7% 0.019 279.5)
-
Step 200
200
#D5D7F2
oklch(88.6% 0.037 282.2)
-
Step 300
300
#BABCEC
oklch(81% 0.068 282.9)
-
Step 400
400
#9798E2
oklch(70.8% 0.107 282.7)
-
Step 500
500
#7F7CDA
oklch(63.1% 0.139 283.1)
-
Step 600
600
#6964C7
oklch(55.7% 0.149 282.7)
-
Step 700
700 (this color)
#554FA9
oklch(48.1% 0.14 282.8)
-
Step 800
800
#48448B
oklch(42.8% 0.114 283)
-
Step 900
900
#3C3A6F
oklch(37.8% 0.089 283)
-
Step 950
950
#232241
oklch(27% 0.057 283.4)
#554FA9 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) | #215EAC | 0.064 |
| Deuteranopia (no green cones) | #1A58A7 | 0.065 |
| Tritanopia (no blue cones) | #366374 | 0.120 |
| Achromatopsia (no color) | #5B5B5B | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554FA9
#554FA9
oklch(48.1% 0.14 282.8)
- #695F00
#695F00
oklch(48% 0.101 102.3)
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 #554FA9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.051
- Iris #6258C4 ΔE 0.052
- Blueberry #464196 ΔE 0.053
- Bluey Purple #6241C7 ΔE 0.060
- Dusky Blue #475F94 ΔE 0.061
- Denim Blue #3B5B92 ΔE 0.062
- Blue With A Hint Of Purple #533CC6 ΔE 0.064
- Dark Slate Blue #483D8B ΔE 0.069
Use #554FA9 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.