#5380B2
Closest named color: Steel Blue (#4682B4). oklch(58.9% 0.092 252), rgb(83, 128, 178).
Aa
Black text reads best on this color (5.09:1).
About this color
#5380B2 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 59%, its chroma 0.092 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Steel Blue (#4682B4), ΔE 0.013 away. Black text reads best on it, at 5.09:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Steel Blue (#4682B4) |
| Black text | 5.09:1 |
| White text | 4.11:1 |
Values
| HEX | #5380B2 |
| RGB | rgb(83, 128, 178) |
| HSL | hsl(212, 38%, 51%) |
| OKLCH | oklch(58.9% 0.092 252) |
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 #5380B2 | 4.11:1 | AA large text | Lc -73.7 | Content text, not long reading |
| Black text on #5380B2 | 5.09:1 | AA | Lc 35.9 | Non-text elements, placeholder text |
| #5380B2 text on white | 4.11:1 | AA large text | Lc 68.2 | Content text, not long reading |
| #5380B2 text on black | 5.09:1 | AA | Lc -33.5 | 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 600.
-
Step 50
50
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EBF2
oklch(93.7% 0.012 248)
-
Step 200
200
#CFDAE8
oklch(88.4% 0.023 254.4)
-
Step 300
300
#AEC3DB
oklch(80.9% 0.041 251.8)
-
Step 400
400
#83A4C9
oklch(70.8% 0.066 251.6)
-
Step 500
500
#638DBB
oklch(63.1% 0.084 251.4)
-
Step 600
600 (this color)
#5380B2
oklch(58.9% 0.092 252)
-
Step 700
700
#3B6390
oklch(49.1% 0.086 252.5)
-
Step 800
800
#315175
oklch(42.7% 0.071 252.4)
-
Step 900
900
#2B435E
oklch(37.6% 0.055 252.2)
-
Step 950
950
#1A2837
oklch(27.1% 0.034 250.8)
#5380B2 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) | #6C82B4 | 0.031 |
| Deuteranopia (no green cones) | #6079B1 | 0.023 |
| Tritanopia (no blue cones) | #1D8B91 | 0.080 |
| Achromatopsia (no color) | #7D7D7D | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5380B2
#5380B2
oklch(58.9% 0.092 252)
- #9F733A
#9F733A
oklch(58.8% 0.092 71.4)
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 #5380B2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel Blue #4682B4 ΔE 0.013
- Cool Blue #4984B8 ΔE 0.014
- Off Blue #5684AE ΔE 0.015
- Dusty Blue #5A86AD ΔE 0.023
- Stormy Blue #507B9C ΔE 0.035
- Cerulean #457B9D ΔE 0.038
- Faded Blue #658CBB ΔE 0.042
- Windows Blue #3778BF ΔE 0.044
Use #5380B2 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.