#3168BC
Closest named color: Mid Blue (#276AB3). oklch(52.5% 0.144 258.8), rgb(49, 104, 188).
Aa
White text reads best on this color (5.47:1).
About this color
#3168BC is a medium-dark, vivid blue. In OKLCH its lightness is 52%, its chroma 0.144 and its hue 259°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.018 away. White text reads best on it, at 5.47:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.144) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.83:1 |
| White text | 5.47:1 |
Values
| HEX | #3168BC |
| RGB | rgb(49, 104, 188) |
| HSL | hsl(216, 59%, 46%) |
| OKLCH | oklch(52.5% 0.144 258.8) |
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 #3168BC | 5.47:1 | AA | Lc -82.3 | Fine for body text |
| Black text on #3168BC | 3.83:1 | AA large text | Lc 27.1 | Dividers and decoration only |
| #3168BC text on white | 5.47:1 | AA | Lc 77.0 | Fine for body text |
| #3168BC text on black | 3.83:1 | AA large text | Lc -24.8 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E2EAF7
oklch(93.5% 0.02 260.2)
-
Step 200
200
#CBDAF2
oklch(88.5% 0.037 259.8)
-
Step 300
300
#A8C2EB
oklch(80.9% 0.065 259.4)
-
Step 400
400
#79A2E1
oklch(70.8% 0.103 258.8)
-
Step 500
500
#5689D9
oklch(63.1% 0.133 259.1)
-
Step 600
600 (this color)
#3168BC
oklch(52.5% 0.144 258.8)
-
Step 700
700
#2C5FAB
oklch(49.1% 0.133 258.4)
-
Step 800
800
#264E8B
oklch(42.8% 0.111 258.7)
-
Step 900
900
#23416F
oklch(37.7% 0.087 258.7)
-
Step 950
950
#152641
oklch(26.9% 0.056 259.3)
#3168BC 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) | #3D70BF | 0.026 |
| Deuteranopia (no green cones) | #2263BA | 0.019 |
| Tritanopia (no blue cones) | #007C89 | 0.113 |
| Achromatopsia (no color) | #696969 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3168BC
#3168BC
oklch(52.5% 0.144 258.8)
- #8C6100
#8C6100
oklch(52.5% 0.109 78.4)
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 #3168BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.018
- French Blue #436BAD ΔE 0.031
- Windows Blue #3778BF ΔE 0.045
- Flat Blue #3C73A8 ΔE 0.050
- Nice Blue #107AB0 ΔE 0.058
- Muted Blue #3B719F ΔE 0.058
- Royal Blue #4169E1 ΔE 0.060
- Dusky Blue #475F94 ΔE 0.065
Use #3168BC 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.