#3356B7
Closest named color: Mid Blue (#276AB3). oklch(48.4% 0.159 265.7), rgb(51, 86, 183).
Aa
White text reads best on this color (6.65:1).
About this color
#3356B7 is a medium-dark, vivid blue. In OKLCH its lightness is 48%, its chroma 0.159 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.055 away. White text reads best on it, at 6.65:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.159) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.15:1 |
| White text | 6.65:1 |
Values
| HEX | #3356B7 |
| RGB | rgb(51, 86, 183) |
| HSL | hsl(224, 56%, 46%) |
| OKLCH | oklch(48.4% 0.159 265.7) |
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 #3356B7 | 6.65:1 | AA | Lc -87.5 | Fine for body text |
| Black text on #3356B7 | 3.15:1 | AA large text | Lc 21.6 | Dividers and decoration only |
| #3356B7 text on white | 6.65:1 | AA | Lc 82.5 | Fine for body text |
| #3356B7 text on black | 3.15:1 | AA large text | Lc -19.4 | 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 700.
-
Step 50
50
#F2F5FD
oklch(97% 0.011 269.6)
-
Step 100
100
#E3EAF9
oklch(93.6% 0.022 265.8)
-
Step 200
200
#CCD9F6
oklch(88.5% 0.042 266.3)
-
Step 300
300
#A9C0F3
oklch(80.8% 0.077 265.8)
-
Step 400
400
#7C9EED
oklch(70.7% 0.122 265.7)
-
Step 500
500
#5C84E8
oklch(63.2% 0.157 265.7)
-
Step 600
600
#436BD6
oklch(55.7% 0.171 265.7)
-
Step 700
700 (this color)
#3356B7
oklch(48.4% 0.159 265.7)
-
Step 800
800
#2C4996
oklch(42.8% 0.131 265.6)
-
Step 900
900
#273E77
oklch(37.7% 0.101 265.3)
-
Step 950
950
#172546
oklch(27.1% 0.064 265.1)
#3356B7 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) | #1263BA | 0.036 |
| Deuteranopia (no green cones) | #0057B5 | 0.029 |
| Tritanopia (no blue cones) | #006D7E | 0.127 |
| Achromatopsia (no color) | #5C5C5C | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3356B7
#3356B7
oklch(48.4% 0.159 265.7)
- #785900
#785900
oklch(48.3% 0.099 85)
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 #3356B7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.055
- Blue Blue #2242C7 ΔE 0.059
- Denim Blue #3B5B92 ΔE 0.064
- Warm Blue #4B57DB ΔE 0.064
- Iris #6258C4 ΔE 0.066
- French Blue #436BAD ΔE 0.066
- Dusky Blue #475F94 ΔE 0.069
- Dusk Blue #26538D ΔE 0.070
Use #3356B7 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.