#3454B1
Closest named color: Denim Blue (#3B5B92). oklch(47.5% 0.153 266.3), rgb(52, 84, 177).
Aa
White text reads best on this color (6.88:1).
About this color
#3454B1 is a medium-dark, vivid blue. In OKLCH its lightness is 48%, its chroma 0.153 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Denim Blue (#3B5B92), ΔE 0.057 away. White text reads best on it, at 6.88:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.153) |
| Temperature | cool |
| Nearest name | Denim Blue (#3B5B92) |
| Black text | 3.04:1 |
| White text | 6.88:1 |
Values
| HEX | #3454B1 |
| RGB | rgb(52, 84, 177) |
| HSL | hsl(225, 55%, 45%) |
| OKLCH | oklch(47.5% 0.153 266.3) |
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 #3454B1 | 6.88:1 | AA | Lc -88.4 | Fine for body text |
| Black text on #3454B1 | 3.04:1 | AA large text | Lc 20.6 | Dividers and decoration only |
| #3454B1 text on white | 6.88:1 | AA | Lc 83.4 | Fine for body text |
| #3454B1 text on black | 3.04:1 | AA large text | Lc -18.5 | 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
#F2F5FC
oklch(97% 0.01 267.4)
-
Step 100
100
#E3EAF9
oklch(93.6% 0.022 265.8)
-
Step 200
200
#CDD9F5
oklch(88.5% 0.041 267.1)
-
Step 300
300
#ABC0F1
oklch(80.9% 0.073 266.7)
-
Step 400
400
#7E9EEB
oklch(70.7% 0.119 266.2)
-
Step 500
500
#5F84E4
oklch(63.1% 0.15 266.3)
-
Step 600
600
#466BD2
oklch(55.5% 0.164 266.3)
-
Step 700
700 (this color)
#3454B1
oklch(47.5% 0.153 266.3)
-
Step 800
800
#2E4993
oklch(42.6% 0.126 266.1)
-
Step 900
900
#293E75
oklch(37.7% 0.098 266.1)
-
Step 950
950
#182545
oklch(27.1% 0.062 265.8)
#3454B1 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) | #1760B4 | 0.034 |
| Deuteranopia (no green cones) | #0055AF | 0.031 |
| Tritanopia (no blue cones) | #006A7A | 0.123 |
| Achromatopsia (no color) | #5A5A5A | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3454B1
#3454B1
oklch(47.5% 0.153 266.3)
- #745700
#745700
oklch(47.4% 0.097 86.1)
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 #3454B1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim Blue #3B5B92 ΔE 0.057
- Mid Blue #276AB3 ΔE 0.058
- Blue Blue #2242C7 ΔE 0.060
- Dusk Blue #26538D ΔE 0.061
- Blueberry #464196 ΔE 0.063
- Dusky Blue #475F94 ΔE 0.064
- Twilight #4E518B ΔE 0.067
- Cobalt #1E488F ΔE 0.068
Use #3454B1 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.