#516D98
Closest named color: Dull Blue (#49759C). oklch(53.1% 0.076 258.8), rgb(81, 109, 152).
Aa
White text reads best on this color (5.26:1).
About this color
#516D98 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 53%, its chroma 0.076 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Dull Blue (#49759C), ΔE 0.023 away. White text reads best on it, at 5.26:1.
| Hue family | Blues |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Dull Blue (#49759C) |
| Black text | 3.99:1 |
| White text | 5.26:1 |
Values
| HEX | #516D98 |
| RGB | rgb(81, 109, 152) |
| HSL | hsl(216, 30%, 46%) |
| OKLCH | oklch(53.1% 0.076 258.8) |
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 #516D98 | 5.26:1 | AA | Lc -81.4 | Fine for body text |
| Black text on #516D98 | 3.99:1 | AA large text | Lc 28.0 | Dividers and decoration only |
| #516D98 text on white | 5.26:1 | AA | Lc 76.1 | Fine for body text |
| #516D98 text on black | 3.99:1 | AA large text | Lc -25.7 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E6EAF1
oklch(93.6% 0.01 261.8)
-
Step 200
200
#D2DAE6
oklch(88.6% 0.019 258.4)
-
Step 300
300
#B4C2D7
oklch(81% 0.033 258.4)
-
Step 400
400
#8CA2C3
oklch(70.7% 0.054 258.4)
-
Step 500
500
#708BB4
oklch(63.2% 0.069 258.6)
-
Step 600
600 (this color)
#516D98
oklch(53.1% 0.076 258.8)
-
Step 700
700
#486189
oklch(49% 0.071 259.6)
-
Step 800
800
#3B506F
oklch(42.8% 0.058 258)
-
Step 900
900
#33425A
oklch(37.7% 0.046 259.6)
-
Step 950
950
#1E2735
oklch(27.1% 0.029 259.1)
#516D98 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) | #5D709A | 0.019 |
| Deuteranopia (no green cones) | #556997 | 0.012 |
| Tritanopia (no blue cones) | #35767C | 0.067 |
| Achromatopsia (no color) | #6C6C6C | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #516D98
#516D98
oklch(53.1% 0.076 258.8)
- #846736
#846736
oklch(53.2% 0.076 79.1)
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 #516D98, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Blue #49759C ΔE 0.023
- Muted Blue #3B719F ΔE 0.025
- Metallic Blue #4F738E ΔE 0.027
- Flat Blue #3C73A8 ΔE 0.032
- French Blue #436BAD ΔE 0.038
- Cerulean #457B9D ΔE 0.040
- Stormy Blue #507B9C ΔE 0.040
- Dusky Blue #475F94 ΔE 0.044
Use #516D98 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.