#549BD5
Closest named color: Cornflower Blue (#6495ED). oklch(66.8% 0.112 245.3), rgb(84, 155, 213).
Aa
Black text reads best on this color (7.02:1).
About this color
#549BD5 is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.112 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Cornflower Blue (#6495ED), ΔE 0.046 away. Black text reads best on it, at 7.02:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.112) |
| Temperature | cool |
| Nearest name | Cornflower Blue (#6495ED) |
| Black text | 7.02:1 |
| White text | 2.98:1 |
Values
| HEX | #549BD5 |
| RGB | rgb(84, 155, 213) |
| HSL | hsl(207, 61%, 58%) |
| OKLCH | oklch(66.8% 0.112 245.3) |
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 #549BD5 | 2.98:1 | Fails | Lc -61.7 | Content text, not long reading |
| Black text on #549BD5 | 7.02:1 | AAA | Lc 47.7 | Large or bold text, headings |
| #549BD5 text on white | 2.98:1 | Fails | Lc 56.3 | Large or bold text, headings |
| #549BD5 text on black | 7.02:1 | AAA | Lc -45.5 | 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 500.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E1EBF4
oklch(93.5% 0.016 245.1)
-
Step 200
200
#C9DCEC
oklch(88.5% 0.03 243.4)
-
Step 300
300
#A4C5E2
oklch(80.9% 0.054 245.1)
-
Step 400
400
#71A6D4
oklch(70.6% 0.088 245.7)
-
Step 500
500 (this color)
#549BD5
oklch(66.8% 0.112 245.3)
-
Step 600
600
#2679B6
oklch(55.7% 0.122 245.3)
-
Step 700
700
#17659C
oklch(49% 0.113 245.3)
-
Step 800
800
#17537F
oklch(42.7% 0.094 245.3)
-
Step 900
900
#1B4566
oklch(37.8% 0.073 245.3)
-
Step 950
950
#11283C
oklch(26.9% 0.047 246.9)
#549BD5 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) | #829CD8 | 0.050 |
| Deuteranopia (no green cones) | #7090D4 | 0.038 |
| Tritanopia (no blue cones) | #00A9AF | 0.088 |
| Achromatopsia (no color) | #959595 | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #549BD5
#549BD5
oklch(66.8% 0.112 245.3)
- #C48543
#C48543
oklch(66.8% 0.113 64.9)
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 #549BD5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cornflower Blue #6495ED ΔE 0.046
- Chefchaouen Blue #4895EF ΔE 0.047
- Faded Blue #658CBB ΔE 0.049
- Dark Sky Blue #448EE4 ΔE 0.050
- Greyblue #77A1B5 ΔE 0.065
- Soft Blue #6488EA ΔE 0.067
- Silver Lake Blue #778DA9 ΔE 0.072
- Cool Blue #4984B8 ΔE 0.073
Use #549BD5 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.