#554DBA
Closest named color: Bluey Purple (#6241C7). oklch(49% 0.166 281.7), rgb(85, 77, 186).
Aa
White text reads best on this color (6.65:1).
About this color
#554DBA is a medium-dark, vivid purple. In OKLCH its lightness is 49%, its chroma 0.166 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Bluey Purple (#6241C7), ΔE 0.037 away. White text reads best on it, at 6.65:1.
| Hue family | Purples |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.166) |
| Temperature | cool |
| Nearest name | Bluey Purple (#6241C7) |
| Black text | 3.15:1 |
| White text | 6.65:1 |
Values
| HEX | #554DBA |
| RGB | rgb(85, 77, 186) |
| HSL | hsl(244, 44%, 52%) |
| OKLCH | oklch(49% 0.166 281.7) |
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 #554DBA | 6.65:1 | AA | Lc -87.6 | Fine for body text |
| Black text on #554DBA | 3.15:1 | AA large text | Lc 21.5 | Dividers and decoration only |
| #554DBA text on white | 6.65:1 | AA | Lc 82.5 | Fine for body text |
| #554DBA text on black | 3.15:1 | AA large text | Lc -19.4 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E7E8FA
oklch(93.6% 0.024 283.4)
-
Step 200
200
#D4D6F7
oklch(88.5% 0.045 282.7)
-
Step 300
300
#B7BBF4
oklch(80.9% 0.08 281.3)
-
Step 400
400
#9496EE
oklch(70.8% 0.128 281.6)
-
Step 500
500
#7B79E9
oklch(63.1% 0.164 281.4)
-
Step 600
600
#665FD7
oklch(55.6% 0.178 281.5)
-
Step 700
700 (this color)
#554DBA
oklch(49% 0.166 281.7)
-
Step 800
800
#464097
oklch(42.7% 0.138 282)
-
Step 900
900
#3A3778
oklch(37.6% 0.108 282)
-
Step 950
950
#222146
oklch(27% 0.067 282.1)
#554DBA 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) | #0060BE | 0.076 |
| Deuteranopia (no green cones) | #0058B8 | 0.073 |
| Tritanopia (no blue cones) | #27677C | 0.143 |
| Achromatopsia (no color) | #5C5C5C | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #554DBA
#554DBA
oklch(49% 0.166 281.7)
- #6D6200
#6D6200
oklch(49.1% 0.103 101.8)
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 #554DBA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Purple #6241C7 ΔE 0.037
- Iris #6258C4 ΔE 0.038
- Blue With A Hint Of Purple #533CC6 ΔE 0.041
- Blurple #5539CC ΔE 0.050
- Slate Blue #6A5ACD ΔE 0.055
- Warm Blue #4B57DB ΔE 0.056
- Light Indigo #6D5ACF ΔE 0.060
- Dark Periwinkle #665FD1 ΔE 0.062
Use #554DBA 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.