#546ED9
Closest named color: Royal Blue (#4169E1). oklch(57.4% 0.166 270.2), rgb(84, 110, 217).
Aa
Black text reads best on this color (4.60:1).
About this color
#546ED9 is a medium-dark, vivid blue. In OKLCH its lightness is 57%, its chroma 0.166 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Royal Blue (#4169E1), ΔE 0.029 away. Black text reads best on it, at 4.60:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.166) |
| Temperature | cool |
| Nearest name | Royal Blue (#4169E1) |
| Black text | 4.60:1 |
| White text | 4.55:1 |
Values
| HEX | #546ED9 |
| RGB | rgb(84, 110, 217) |
| HSL | hsl(228, 64%, 59%) |
| OKLCH | oklch(57.4% 0.166 270.2) |
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 #546ED9 | 4.55:1 | AA | Lc -76.8 | Fine for body text |
| Black text on #546ED9 | 4.60:1 | AA | Lc 32.7 | Non-text elements, placeholder text |
| #546ED9 text on white | 4.55:1 | AA | Lc 71.4 | Content text, not long reading |
| #546ED9 text on black | 4.60:1 | AA | Lc -30.3 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E4EAF9
oklch(93.7% 0.021 268.4)
-
Step 200
200
#CED8F5
oklch(88.4% 0.041 270.4)
-
Step 300
300
#AEBFF2
oklch(80.9% 0.075 270.3)
-
Step 400
400
#849CEB
oklch(70.7% 0.119 270.3)
-
Step 500
500
#6681E5
oklch(63% 0.153 270.2)
-
Step 600
600 (this color)
#546ED9
oklch(57.4% 0.166 270.2)
-
Step 700
700
#4056B7
oklch(49% 0.155 270.1)
-
Step 800
800
#354794
oklch(42.7% 0.128 270.3)
-
Step 900
900
#2E3C76
oklch(37.6% 0.1 270.7)
-
Step 950
950
#1B2445
oklch(27.1% 0.063 270.3)
#546ED9 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) | #357CDD | 0.041 |
| Deuteranopia (no green cones) | #1770D7 | 0.048 |
| Tritanopia (no blue cones) | #008799 | 0.143 |
| Achromatopsia (no color) | #767676 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #546ED9
#546ED9
oklch(57.4% 0.166 270.2)
- #937400
#937400
oklch(57.3% 0.117 90)
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 #546ED9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Blue #4169E1 ΔE 0.029
- Dark Periwinkle #665FD1 ΔE 0.041
- Neon Blue #4361EE ΔE 0.052
- Slate Blue #6A5ACD ΔE 0.054
- Light Indigo #6D5ACF ΔE 0.056
- Windows Blue #3778BF ΔE 0.058
- Warm Blue #4B57DB ΔE 0.059
- Cerulean Blue #056EEE ΔE 0.059
Use #546ED9 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.