#3354C0
Closest named color: Blue Blue (#2242C7). oklch(48.7% 0.174 266.8), rgb(51, 84, 192).
Aa
White text reads best on this color (6.62:1).
About this color
#3354C0 is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.174 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.049 away. White text reads best on it, at 6.62:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.174) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 3.17:1 |
| White text | 6.62:1 |
Values
| HEX | #3354C0 |
| RGB | rgb(51, 84, 192) |
| HSL | hsl(226, 58%, 48%) |
| OKLCH | oklch(48.7% 0.174 266.8) |
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 #3354C0 | 6.62:1 | AA | Lc -87.3 | Fine for body text |
| Black text on #3354C0 | 3.17:1 | AA large text | Lc 21.8 | Dividers and decoration only |
| #3354C0 text on white | 6.62:1 | AA | Lc 82.3 | Fine for body text |
| #3354C0 text on black | 3.17:1 | AA large text | Lc -19.6 | 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
#E2EAFB
oklch(93.6% 0.025 265.6)
-
Step 200
200
#CBD9F9
oklch(88.5% 0.047 266.7)
-
Step 300
300
#A8C0F8
oklch(81% 0.084 266.5)
-
Step 400
400
#7A9DF4
oklch(70.7% 0.134 266.4)
-
Step 500
500
#5A81F0
oklch(63% 0.172 266.9)
-
Step 600
600
#4268DF
oklch(55.7% 0.187 266.8)
-
Step 700
700 (this color)
#3354C0
oklch(48.7% 0.174 266.8)
-
Step 800
800
#2B479C
oklch(42.7% 0.143 266.6)
-
Step 900
900
#263C7C
oklch(37.6% 0.112 266.7)
-
Step 950
950
#172449
oklch(27.1% 0.071 267.1)
#3354C0 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) | #0063C4 | 0.041 |
| Deuteranopia (no green cones) | #0056BE | 0.029 |
| Tritanopia (no blue cones) | #006F82 | 0.138 |
| Achromatopsia (no color) | #5D5D5D | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3354C0
#3354C0
oklch(48.7% 0.174 266.8)
- #785B00
#785B00
oklch(48.8% 0.1 86.9)
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 #3354C0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.049
- Warm Blue #4B57DB ΔE 0.052
- Blue With A Hint Of Purple #533CC6 ΔE 0.062
- Majorelle Blue #3F37C9 ΔE 0.062
- Mid Blue #276AB3 ΔE 0.063
- Iris #6258C4 ΔE 0.064
- Blurple #5539CC ΔE 0.069
- Azul #1D5DEC ΔE 0.071
Use #3354C0 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.