#3454BE
Closest named color: Blue Blue (#2242C7). oklch(48.5% 0.171 267), rgb(52, 84, 190).
Aa
White text reads best on this color (6.65:1).
About this color
#3454BE is a medium-dark, vivid blue. In OKLCH its lightness is 49%, its chroma 0.171 and its hue 267°. Its hue sits on the cool side of the wheel. The nearest named color is Blue Blue (#2242C7), ΔE 0.050 away. White text reads best on it, at 6.65:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | vivid (0.171) |
| Temperature | cool |
| Nearest name | Blue Blue (#2242C7) |
| Black text | 3.15:1 |
| White text | 6.65:1 |
Values
| HEX | #3454BE |
| RGB | rgb(52, 84, 190) |
| HSL | hsl(226, 57%, 47%) |
| OKLCH | oklch(48.5% 0.171 267) |
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 #3454BE | 6.65:1 | AA | Lc -87.5 | Fine for body text |
| Black text on #3454BE | 3.15:1 | AA large text | Lc 21.7 | Dividers and decoration only |
| #3454BE text on white | 6.65:1 | AA | Lc 82.4 | Fine for body text |
| #3454BE text on black | 3.15:1 | AA large text | Lc -19.5 | 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
#E3EAFA
oklch(93.6% 0.023 266.9)
-
Step 200
200
#CBD9F8
oklch(88.5% 0.045 266.2)
-
Step 300
300
#A9C0F7
oklch(81% 0.082 266.9)
-
Step 400
400
#7C9DF3
oklch(70.8% 0.132 267.1)
-
Step 500
500
#5B82EF
oklch(63.2% 0.169 266.8)
-
Step 600
600
#4368DD
oklch(55.6% 0.184 267)
-
Step 700
700 (this color)
#3454BE
oklch(48.5% 0.171 267)
-
Step 800
800
#2C479B
oklch(42.7% 0.141 266.9)
-
Step 900
900
#273C7B
oklch(37.6% 0.11 267.1)
-
Step 950
950
#172448
oklch(27% 0.069 266.8)
#3454BE 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) | #0063C2 | 0.042 |
| Deuteranopia (no green cones) | #0056BC | 0.030 |
| Tritanopia (no blue cones) | #006E81 | 0.136 |
| Achromatopsia (no color) | #5C5C5C | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3454BE
#3454BE
oklch(48.5% 0.171 267)
- #775A00
#775A00
oklch(48.4% 0.099 86.7)
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 #3454BE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blue Blue #2242C7 ΔE 0.050
- Warm Blue #4B57DB ΔE 0.054
- Mid Blue #276AB3 ΔE 0.062
- Blue With A Hint Of Purple #533CC6 ΔE 0.062
- Majorelle Blue #3F37C9 ΔE 0.063
- Iris #6258C4 ΔE 0.064
- Blurple #5539CC ΔE 0.070
- Bluey Purple #6241C7 ΔE 0.073
Use #3454BE 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.