#3277DC
Closest named color: Royal Blue (#4169E1). oklch(57.9% 0.169 258.3), rgb(50, 119, 220).
Aa
Black text reads best on this color (4.80:1).
About this color
#3277DC is a medium-dark, vivid blue. In OKLCH its lightness is 58%, its chroma 0.169 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 4.80:1.
| Hue family | Blues |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.169) |
| Temperature | cool |
| Nearest name | Royal Blue (#4169E1) |
| Black text | 4.80:1 |
| White text | 4.36:1 |
Values
| HEX | #3277DC |
| RGB | rgb(50, 119, 220) |
| HSL | hsl(216, 71%, 53%) |
| OKLCH | oklch(57.9% 0.169 258.3) |
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 #3277DC | 4.36:1 | AA large text | Lc -75.3 | Fine for body text |
| Black text on #3277DC | 4.80:1 | AA | Lc 34.3 | Non-text elements, placeholder text |
| #3277DC text on white | 4.36:1 | AA large text | Lc 69.8 | Content text, not long reading |
| #3277DC text on black | 4.80:1 | AA | Lc -31.8 | 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
#C8DBF6
oklch(88.6% 0.043 257.1)
-
Step 300
300
#A3C2F2
oklch(80.8% 0.076 259)
-
Step 400
400
#70A2EC
oklch(70.8% 0.122 258)
-
Step 500
500
#4988E6
oklch(63.1% 0.156 258.3)
-
Step 600
600 (this color)
#3277DC
oklch(57.9% 0.169 258.3)
-
Step 700
700
#1D5DB8
oklch(49.2% 0.158 258.3)
-
Step 800
800
#1A4C95
oklch(42.6% 0.131 258.4)
-
Step 900
900
#1C4076
oklch(37.6% 0.101 258.5)
-
Step 950
950
#112645
oklch(27% 0.064 258.1)
#3277DC 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) | #4181E0 | 0.031 |
| Deuteranopia (no green cones) | #1572DA | 0.022 |
| Tritanopia (no blue cones) | #008F9F | 0.130 |
| Achromatopsia (no color) | #797979 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3277DC
#3277DC
oklch(57.9% 0.169 258.3)
- #A07000
#A07000
oklch(58% 0.12 78.9)
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 #3277DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Blue #4169E1 ΔE 0.037
- Cerulean Blue #056EEE ΔE 0.043
- Windows Blue #3778BF ΔE 0.045
- Clear Blue #247AFD ΔE 0.050
- Water Blue #0E87CC ΔE 0.054
- Neon Blue #4361EE ΔE 0.062
- Dark Sky Blue #448EE4 ΔE 0.065
- Mid Blue #276AB3 ΔE 0.071
Use #3277DC 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.