#5290B2
Closest named color: Dusty Blue (#5A86AD). oklch(62.5% 0.082 234.2), rgb(82, 144, 178).
Aa
Black text reads best on this color (5.99:1).
About this color
#5290B2 is a medium-light, moderately saturated blue. In OKLCH its lightness is 63%, its chroma 0.082 and its hue 234°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Blue (#5A86AD), ΔE 0.028 away. Black text reads best on it, at 5.99:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.082) |
| Temperature | cool |
| Nearest name | Dusty Blue (#5A86AD) |
| Black text | 5.99:1 |
| White text | 3.50:1 |
Values
| HEX | #5290B2 |
| RGB | rgb(82, 144, 178) |
| HSL | hsl(201, 38%, 51%) |
| OKLCH | oklch(62.5% 0.082 234.2) |
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 #5290B2 | 3.50:1 | AA large text | Lc -68.0 | Content text, not long reading |
| Black text on #5290B2 | 5.99:1 | AA | Lc 41.6 | Non-text elements, placeholder text |
| #5290B2 text on white | 3.50:1 | AA large text | Lc 62.5 | Content text, not long reading |
| #5290B2 text on black | 5.99:1 | AA | Lc -39.2 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBF1
oklch(93.6% 0.012 239.9)
-
Step 200
200
#CCDCE6
oklch(88.5% 0.022 235)
-
Step 300
300
#A8C6D7
oklch(81% 0.04 232.8)
-
Step 400
400
#79A8C3
oklch(70.8% 0.064 234.1)
-
Step 500
500 (this color)
#5290B2
oklch(62.5% 0.082 234.2)
-
Step 600
600
#367CA0
oklch(55.7% 0.089 234)
-
Step 700
700
#276889
oklch(49.1% 0.084 234.4)
-
Step 800
800
#22556F
oklch(42.7% 0.069 233.9)
-
Step 900
900
#22465A
oklch(37.7% 0.054 235)
-
Step 950
950
#152935
oklch(27% 0.034 236.3)
#5290B2 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) | #808FB4 | 0.053 |
| Deuteranopia (no green cones) | #7284B1 | 0.046 |
| Tritanopia (no blue cones) | #0F999B | 0.063 |
| Achromatopsia (no color) | #898989 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5290B2
#5290B2
oklch(62.5% 0.082 234.2)
- #AF7A57
#AF7A57
oklch(62.5% 0.083 54.1)
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 #5290B2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Blue #5A86AD ΔE 0.028
- Faded Blue #658CBB ΔE 0.028
- Off Blue #5684AE ΔE 0.033
- Cool Blue #4984B8 ΔE 0.040
- Silver Lake Blue #778DA9 ΔE 0.041
- Blue Grey #758DA3 ΔE 0.042
- Steel Blue #4682B4 ΔE 0.045
- Blue NCS #118AB2 ΔE 0.046
Use #5290B2 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.