#3276D8
Closest named color: Royal Blue (#4169E1). oklch(57.5% 0.165 258.1), rgb(50, 118, 216).
Aa
Black text reads best on this color (4.71:1).
About this color
#3276D8 is a medium-dark, vivid blue. In OKLCH its lightness is 57%, its chroma 0.165 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Royal Blue (#4169E1), ΔE 0.037 away. Black text reads best on it, at 4.71:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | vivid (0.165) |
| Temperature | cool |
| Nearest name | Royal Blue (#4169E1) |
| Black text | 4.71:1 |
| White text | 4.45:1 |
Values
| HEX | #3276D8 |
| RGB | rgb(50, 118, 216) |
| HSL | hsl(215, 68%, 52%) |
| OKLCH | oklch(57.5% 0.165 258.1) |
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 #3276D8 | 4.45:1 | AA large text | Lc -75.9 | Fine for body text |
| Black text on #3276D8 | 4.71:1 | AA | Lc 33.6 | Non-text elements, placeholder text |
| #3276D8 text on white | 4.45:1 | AA large text | Lc 70.4 | Content text, not long reading |
| #3276D8 text on black | 4.71:1 | AA | Lc -31.2 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF9
oklch(93.7% 0.022 256.7)
-
Step 200
200
#C9DBF5
oklch(88.6% 0.041 257.5)
-
Step 300
300
#A3C3F1
oklch(81% 0.074 257.4)
-
Step 400
400
#71A2EA
oklch(70.7% 0.119 257.9)
-
Step 500
500
#4B89E4
oklch(63.2% 0.152 258)
-
Step 600
600 (this color)
#3276D8
oklch(57.5% 0.165 258.1)
-
Step 700
700
#1F5DB6
oklch(49.1% 0.155 258.3)
-
Step 800
800
#1C4D93
oklch(42.8% 0.127 258)
-
Step 900
900
#1D4175
oklch(37.8% 0.098 257.9)
-
Step 950
950
#122645
oklch(27% 0.064 258.9)
#3276D8 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) | #4280DC | 0.032 |
| Deuteranopia (no green cones) | #1B70D6 | 0.023 |
| Tritanopia (no blue cones) | #008D9C | 0.128 |
| Achromatopsia (no color) | #777777 | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3276D8
#3276D8
oklch(57.5% 0.165 258.1)
- #9F6E00
#9F6E00
oklch(57.4% 0.12 77.9)
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 #3276D8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Blue #4169E1 ΔE 0.037
- Windows Blue #3778BF ΔE 0.040
- Cerulean Blue #056EEE ΔE 0.046
- Water Blue #0E87CC ΔE 0.053
- Clear Blue #247AFD ΔE 0.056
- Neon Blue #4361EE ΔE 0.063
- Mid Blue #276AB3 ΔE 0.064
- French Blue #436BAD ΔE 0.068
Use #3276D8 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.