#516F97
Closest named color: Dull Blue (#49759C). oklch(53.5% 0.072 255.8), rgb(81, 111, 151).
Aa
White text reads best on this color (5.15:1).
About this color
#516F97 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 54%, its chroma 0.072 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Dull Blue (#49759C), ΔE 0.018 away. White text reads best on it, at 5.15:1.
| Hue family | Blues |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.072) |
| Temperature | cool |
| Nearest name | Dull Blue (#49759C) |
| Black text | 4.07:1 |
| White text | 5.15:1 |
Values
| HEX | #516F97 |
| RGB | rgb(81, 111, 151) |
| HSL | hsl(214, 30%, 45%) |
| OKLCH | oklch(53.5% 0.072 255.8) |
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 #516F97 | 5.15:1 | AA | Lc -80.8 | Fine for body text |
| Black text on #516F97 | 4.07:1 | AA large text | Lc 28.6 | Dividers and decoration only |
| #516F97 text on white | 5.15:1 | AA | Lc 75.5 | Fine for body text |
| #516F97 text on black | 4.07:1 | AA large text | Lc -26.3 | Dividers and decoration only |
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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D1DAE5
oklch(88.5% 0.018 253.4)
-
Step 300
300
#B3C2D6
oklch(80.9% 0.033 255.6)
-
Step 400
400
#8CA3C1
oklch(70.8% 0.051 255.2)
-
Step 500
500
#6F8BB2
oklch(63% 0.067 256.7)
-
Step 600
600 (this color)
#516F97
oklch(53.5% 0.072 255.8)
-
Step 700
700
#476287
oklch(49.1% 0.068 256.4)
-
Step 800
800
#3A506D
oklch(42.6% 0.056 255.6)
-
Step 900
900
#324359
oklch(37.8% 0.044 255.1)
-
Step 950
950
#1E2734
oklch(27% 0.028 257.5)
#516F97 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) | #607199 | 0.021 |
| Deuteranopia (no green cones) | #586A96 | 0.016 |
| Tritanopia (no blue cones) | #35787D | 0.064 |
| Achromatopsia (no color) | #6D6D6D | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #516F97
#516F97
oklch(53.5% 0.072 255.8)
- #86673B
#86673B
oklch(53.5% 0.073 74.9)
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 #516F97, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Blue #49759C ΔE 0.018
- Metallic Blue #4F738E ΔE 0.021
- Muted Blue #3B719F ΔE 0.025
- Flat Blue #3C73A8 ΔE 0.032
- Stormy Blue #507B9C ΔE 0.034
- Cerulean #457B9D ΔE 0.034
- French Blue #436BAD ΔE 0.042
- Denim #3B638C ΔE 0.048
Use #516F97 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.