#5B84A8
Closest named color: Dusty Blue (#5A86AD). oklch(59.8% 0.072 245.9), rgb(91, 132, 168).
Aa
Black text reads best on this color (5.31:1).
About this color
#5B84A8 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 60%, its chroma 0.072 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Blue (#5A86AD), ΔE 0.008 away. Black text reads best on it, at 5.31:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Dusty Blue (#5A86AD) |
| Black text | 5.31:1 |
| White text | 3.95:1 |
Values
| HEX | #5B84A8 |
| RGB | rgb(91, 132, 168) |
| HSL | hsl(208, 31%, 51%) |
| OKLCH | oklch(59.8% 0.072 245.9) |
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 #5B84A8 | 3.95:1 | AA large text | Lc -72.3 | Content text, not long reading |
| Black text on #5B84A8 | 5.31:1 | AA | Lc 37.2 | Non-text elements, placeholder text |
| #5B84A8 text on white | 3.95:1 | AA large text | Lc 66.8 | Content text, not long reading |
| #5B84A8 text on black | 5.31:1 | AA | Lc -34.8 | 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 500.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E5EBF0
oklch(93.7% 0.009 242.8)
-
Step 200
200
#CFDBE6
oklch(88.6% 0.02 245.7)
-
Step 300
300
#AFC3D6
oklch(80.8% 0.035 246.9)
-
Step 400
400
#84A5C2
oklch(70.8% 0.056 245.2)
-
Step 500
500 (this color)
#5B84A8
oklch(59.8% 0.072 245.9)
-
Step 600
600
#4B789E
oklch(55.6% 0.077 245.3)
-
Step 700
700
#3C6587
oklch(49.2% 0.072 245)
-
Step 800
800
#32526E
oklch(42.6% 0.06 246.2)
-
Step 900
900
#2C4459
oklch(37.6% 0.047 245.9)
-
Step 950
950
#1A2834
oklch(27% 0.03 245.1)
#5B84A8 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) | #7584AA | 0.033 |
| Deuteranopia (no green cones) | #6B7CA7 | 0.028 |
| Tritanopia (no blue cones) | #3B8D90 | 0.061 |
| Achromatopsia (no color) | #808080 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B84A8
#5B84A8
oklch(59.8% 0.072 245.9)
- #9D7751
#9D7751
oklch(59.8% 0.071 65.8)
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 #5B84A8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Blue #5A86AD ΔE 0.008
- Off Blue #5684AE ΔE 0.010
- Steel Blue #4682B4 ΔE 0.029
- Cool Blue #4984B8 ΔE 0.030
- Stormy Blue #507B9C ΔE 0.033
- Faded Blue #658CBB ΔE 0.036
- Grey Blue #647D8E ΔE 0.040
- Cerulean #457B9D ΔE 0.040
Use #5B84A8 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.