#549FFD
Closest named color: Cornflower Blue (#6495ED). oklch(69.8% 0.158 255.2), rgb(84, 159, 253).
Aa
Black text reads best on this color (7.75:1).
About this color
#549FFD is a medium-light, vivid blue. In OKLCH its lightness is 70%, its chroma 0.158 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.032 away. Black text reads best on it, at 7.75:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.158) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.75:1 |
| White text | 2.70:1 |
Values
| HEX | #549FFD |
| RGB | rgb(84, 159, 253) |
| HSL | hsl(213, 98%, 66%) |
| OKLCH | oklch(69.8% 0.158 255.2) |
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 #549FFD | 2.70:1 | Fails | Lc -57.4 | Large or bold text, headings |
| Black text on #549FFD | 7.75:1 | AAA | Lc 51.8 | Large or bold text, headings |
| #549FFD text on white | 2.70:1 | Fails | Lc 52.2 | Large or bold text, headings |
| #549FFD text on black | 7.75:1 | AAA | Lc -49.7 | Large or bold text, headings |
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 400.
-
Step 50
50
#F0F6FE
oklch(97.1% 0.012 255.5)
-
Step 100
100
#DEEBFD
oklch(93.6% 0.028 256.5)
-
Step 200
200
#C2DCFE
oklch(88.6% 0.055 255.2)
-
Step 300
300
#96C4FF
oklch(81% 0.097 254.9)
-
Step 400
400 (this color)
#549FFD
oklch(69.8% 0.158 255.2)
-
Step 500
500
#1487FF
oklch(63.1% 0.201 255.2)
-
Step 600
600
#0070DB
oklch(55.5% 0.184 255.3)
-
Step 700
700
#005EBA
oklch(49.1% 0.163 255.3)
-
Step 800
800
#004D9A
oklch(42.7% 0.142 255.2)
-
Step 900
900
#004082
oklch(37.8% 0.125 255.2)
-
Step 950
950
#03264E
oklch(27.1% 0.083 254.9)
#549FFD 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) | #75A6FF | 0.039 |
| Deuteranopia (no green cones) | #5C96FB | 0.023 |
| Tritanopia (no blue cones) | #00B5C2 | 0.125 |
| Achromatopsia (no color) | #9D9D9D | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #549FFD
#549FFD
oklch(69.8% 0.158 255.2)
- #D28E00
#D28E00
oklch(69.8% 0.147 75)
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 #549FFD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.032
- Chefchaouen Blue #4895EF ΔE 0.034
- Dodger Blue #1E90FF ΔE 0.056
- Dark Sky Blue #448EE4 ΔE 0.058
- Soft Blue #6488EA ΔE 0.061
- Periwinkle Blue #8F99FB ΔE 0.063
- Lavender Blue #8B88F8 ΔE 0.077
- Perrywinkle #8F8CE7 ΔE 0.077
Use #549FFD 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.