#554DA4
Closest named color: Twilight (#4E518B). oklch(47.4% 0.136 284.1), rgb(85, 77, 164).
Aa
White text reads best on this color (7.03:1).
About this color
#554DA4 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 47%, its chroma 0.136 and its hue 284°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.045 away. White text reads best on it, at 7.03:1.
| Hue family | Purples |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.136) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.98:1 |
| White text | 7.03:1 |
Values
| HEX | #554DA4 |
| RGB | rgb(85, 77, 164) |
| HSL | hsl(246, 36%, 47%) |
| OKLCH | oklch(47.4% 0.136 284.1) |
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 #554DA4 | 7.03:1 | AAA | Lc -89.1 | Fine for body text |
| Black text on #554DA4 | 2.98:1 | Fails | Lc 19.9 | Dividers and decoration only |
| #554DA4 text on white | 7.03:1 | AAA | Lc 84.2 | Fine for body text |
| #554DA4 text on black | 2.98:1 | Fails | Lc -17.8 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E8E8F7
oklch(93.5% 0.02 286)
-
Step 200
200
#D6D6F1
oklch(88.4% 0.037 285.6)
-
Step 300
300
#BBBCEA
oklch(81% 0.065 283.9)
-
Step 400
400
#9997E0
oklch(70.6% 0.106 284.6)
-
Step 500
500
#817CD7
oklch(63.1% 0.134 284.3)
-
Step 600
600
#6B64C4
oklch(55.6% 0.145 283.9)
-
Step 700
700 (this color)
#554DA4
oklch(47.4% 0.136 284.1)
-
Step 800
800
#494489
oklch(42.7% 0.111 283.9)
-
Step 900
900
#3D3A6E
oklch(37.8% 0.087 284)
-
Step 950
950
#232240
oklch(26.9% 0.055 283.6)
#554DA4 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) | #225BA7 | 0.064 |
| Deuteranopia (no green cones) | #1D56A2 | 0.065 |
| Tritanopia (no blue cones) | #3A6071 | 0.115 |
| Achromatopsia (no color) | #595959 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554DA4
#554DA4
oklch(47.4% 0.136 284.1)
- #655E00
#655E00
oklch(47.3% 0.1 104.5)
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 #554DA4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.045
- Blueberry #464196 ΔE 0.046
- Iris #6258C4 ΔE 0.060
- Denim Blue #3B5B92 ΔE 0.060
- Dark Slate Blue #483D8B ΔE 0.060
- Dusky Blue #475F94 ΔE 0.061
- Dusk #4E5481 ΔE 0.064
- Rebecca Purple #663399 ΔE 0.065
Use #554DA4 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.