#5197CD
Closest named color: Faded Blue (#658CBB). oklch(65.4% 0.108 243.8), rgb(81, 151, 205).
Aa
Black text reads best on this color (6.65:1).
About this color
#5197CD is a medium-light, moderately saturated blue. In OKLCH its lightness is 65%, its chroma 0.108 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.037 away. Black text reads best on it, at 6.65:1.
| Hue family | Blues |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.108) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 6.65:1 |
| White text | 3.15:1 |
Values
| HEX | #5197CD |
| RGB | rgb(81, 151, 205) |
| HSL | hsl(206, 55%, 56%) |
| OKLCH | oklch(65.4% 0.108 243.8) |
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 #5197CD | 3.15:1 | AA large text | Lc -63.8 | Content text, not long reading |
| Black text on #5197CD | 6.65:1 | AA | Lc 45.6 | Large or bold text, headings |
| #5197CD text on white | 3.15:1 | AA large text | Lc 58.4 | Large or bold text, headings |
| #5197CD text on black | 6.65:1 | AA | Lc -43.3 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#C9DCEB
oklch(88.5% 0.029 241.6)
-
Step 300
300
#A4C5E1
oklch(80.9% 0.053 244.1)
-
Step 400
400
#72A7D2
oklch(70.8% 0.085 243.9)
-
Step 500
500 (this color)
#5197CD
oklch(65.4% 0.108 243.8)
-
Step 600
600
#2879B2
oklch(55.5% 0.117 243.9)
-
Step 700
700
#196699
oklch(49.1% 0.108 243.5)
-
Step 800
800
#19537C
oklch(42.6% 0.09 244)
-
Step 900
900
#1C4564
oklch(37.7% 0.07 244.2)
-
Step 950
950
#11293B
oklch(27.1% 0.045 243.2)
#5197CD 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) | #7F98CF | 0.050 |
| Deuteranopia (no green cones) | #6E8BCC | 0.041 |
| Tritanopia (no blue cones) | #00A4AA | 0.083 |
| Achromatopsia (no color) | #919191 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5197CD
#5197CD
oklch(65.4% 0.108 243.8)
- #BE8144
#BE8144
oklch(65.3% 0.108 63.9)
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 #5197CD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.037
- Dark Sky Blue #448EE4 ΔE 0.049
- Chefchaouen Blue #4895EF ΔE 0.053
- Cornflower Blue #6495ED ΔE 0.055
- Cool Blue #4984B8 ΔE 0.058
- Dusty Blue #5A86AD ΔE 0.058
- Off Blue #5684AE ΔE 0.062
- Silver Lake Blue #778DA9 ΔE 0.062
Use #5197CD 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.