#549CD1
Closest named color: Faded Blue (#658CBB). oklch(66.8% 0.107 242.6), rgb(84, 156, 209).
Aa
Black text reads best on this color (7.05:1).
About this color
#549CD1 is a medium-light, moderately saturated blue. In OKLCH its lightness is 67%, its chroma 0.107 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.048 away. Black text reads best on it, at 7.05:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 7.05:1 |
| White text | 2.97:1 |
Values
| HEX | #549CD1 |
| RGB | rgb(84, 156, 209) |
| HSL | hsl(205, 58%, 57%) |
| OKLCH | oklch(66.8% 0.107 242.6) |
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 #549CD1 | 2.97:1 | Fails | Lc -61.5 | Content text, not long reading |
| Black text on #549CD1 | 7.05:1 | AAA | Lc 47.9 | Large or bold text, headings |
| #549CD1 text on white | 2.97:1 | Fails | Lc 56.2 | Large or bold text, headings |
| #549CD1 text on black | 7.05:1 | AAA | Lc -45.6 | 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
#E2EBF3
oklch(93.6% 0.015 244.7)
-
Step 200
200
#C9DCEB
oklch(88.5% 0.029 241.6)
-
Step 300
300
#A4C5E0
oklch(80.8% 0.052 243.1)
-
Step 400
400
#71A7D1
oklch(70.7% 0.084 242.8)
-
Step 500
500 (this color)
#549CD1
oklch(66.8% 0.107 242.6)
-
Step 600
600
#257AB1
oklch(55.6% 0.116 242.2)
-
Step 700
700
#166699
oklch(49% 0.109 243)
-
Step 800
800
#17547C
oklch(42.8% 0.09 242.5)
-
Step 900
900
#1B4564
oklch(37.6% 0.071 243.7)
-
Step 950
950
#11293A
oklch(27% 0.044 241.7)
#549CD1 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) | #859DD3 | 0.054 |
| Deuteranopia (no green cones) | #7490D0 | 0.043 |
| Tritanopia (no blue cones) | #00A9AE | 0.083 |
| Achromatopsia (no color) | #959595 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #549CD1
#549CD1
oklch(66.8% 0.107 242.6)
- #C3854A
#C3854A
oklch(66.8% 0.107 62.8)
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 #549CD1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.048
- Cornflower Blue #6495ED ΔE 0.053
- Chefchaouen Blue #4895EF ΔE 0.054
- Dark Sky Blue #448EE4 ΔE 0.056
- Greyblue #77A1B5 ΔE 0.059
- Silver Lake Blue #778DA9 ΔE 0.068
- Dusty Blue #5A86AD ΔE 0.071
- Cool Blue #4984B8 ΔE 0.073
Use #549CD1 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.