#546BEF
Closest named color: Royal Blue (#4169E1). oklch(58.4% 0.199 271.4), rgb(84, 107, 239).
Aa
Black text reads best on this color (4.72:1).
About this color
#546BEF is a medium-dark, vivid blue. In OKLCH its lightness is 58%, its chroma 0.199 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Royal Blue (#4169E1), ΔE 0.031 away. Black text reads best on it, at 4.72:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.199) |
| Temperature | cool |
| Nearest name | Royal Blue (#4169E1) |
| Black text | 4.72:1 |
| White text | 4.44:1 |
Values
| HEX | #546BEF |
| RGB | rgb(84, 107, 239) |
| HSL | hsl(231, 83%, 63%) |
| OKLCH | oklch(58.4% 0.199 271.4) |
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 #546BEF | 4.44:1 | AA large text | Lc -75.9 | Fine for body text |
| Black text on #546BEF | 4.72:1 | AA | Lc 33.7 | Non-text elements, placeholder text |
| #546BEF text on white | 4.44:1 | AA large text | Lc 70.4 | Content text, not long reading |
| #546BEF text on black | 4.72:1 | AA | Lc -31.3 | 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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E3E9FC
oklch(93.5% 0.027 271.9)
-
Step 200
200
#CDD8FB
oklch(88.5% 0.05 271.6)
-
Step 300
300
#ABBEFB
oklch(80.9% 0.089 270.9)
-
Step 400
400
#8199F9
oklch(70.6% 0.143 271.7)
-
Step 500
500
#637DF6
oklch(63.1% 0.182 271.2)
-
Step 600
600 (this color)
#546BEF
oklch(58.4% 0.199 271.4)
-
Step 700
700
#3F50C7
oklch(49.1% 0.185 271.6)
-
Step 800
800
#3343A1
oklch(42.8% 0.152 271.1)
-
Step 900
900
#2C3980
oklch(37.6% 0.12 271.6)
-
Step 950
950
#1A224B
oklch(27% 0.076 272.1)
#546BEF 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) | #007FF4 | 0.061 |
| Deuteranopia (no green cones) | #0071EC | 0.052 |
| Tritanopia (no blue cones) | #008BA3 | 0.165 |
| Achromatopsia (no color) | #787878 | 0.199 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #546BEF
#546BEF
oklch(58.4% 0.199 271.4)
- #957800
#957800
oklch(58.4% 0.119 91.8)
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 #546BEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Blue #4169E1 ΔE 0.031
- Neon Blue #4361EE ΔE 0.033
- Cornflower #6A79F7 ΔE 0.048
- Clear Blue #247AFD ΔE 0.050
- Cerulean Blue #056EEE ΔE 0.051
- Medium Slate Blue #7B68EE ΔE 0.053
- Dark Periwinkle #665FD1 ΔE 0.055
- Warm Blue #4B57DB ΔE 0.057
Use #546BEF 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.