#434CAF
Closest named color: Blueberry (#464196). oklch(46.6% 0.156 274.7), rgb(67, 76, 175).
Aa
White text reads best on this color (7.26:1).
About this color
#434CAF is a medium-dark, vivid blue. In OKLCH its lightness is 47%, its chroma 0.156 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.047 away. White text reads best on it, at 7.26:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | vivid (0.156) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.89:1 |
| White text | 7.26:1 |
Values
| HEX | #434CAF |
| RGB | rgb(67, 76, 175) |
| HSL | hsl(235, 45%, 47%) |
| OKLCH | oklch(46.6% 0.156 274.7) |
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 #434CAF | 7.26:1 | AAA | Lc -89.8 | Fine for body text |
| Black text on #434CAF | 2.89:1 | Fails | Lc 19.2 | Dividers and decoration only |
| #434CAF text on white | 7.26:1 | AAA | Lc 84.9 | Fine for body text |
| #434CAF text on black | 2.89:1 | Fails | Lc -17.1 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F9
oklch(93.6% 0.022 274.7)
-
Step 200
200
#D0D8F6
oklch(88.6% 0.042 273.7)
-
Step 300
300
#B2BDF2
oklch(80.8% 0.076 275.5)
-
Step 400
400
#8A9AEC
oklch(70.7% 0.121 274.5)
-
Step 500
500
#6F7FE5
oklch(63.2% 0.153 274.5)
-
Step 600
600
#5965D3
oklch(55.5% 0.168 274.9)
-
Step 700
700 (this color)
#434CAF
oklch(46.6% 0.156 274.7)
-
Step 800
800
#3C4594
oklch(42.7% 0.129 274.7)
-
Step 900
900
#333B76
oklch(37.8% 0.1 274.8)
-
Step 950
950
#1E2345
oklch(27.1% 0.063 275.1)
#434CAF 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) | #005BB2 | 0.055 |
| Deuteranopia (no green cones) | #0052AD | 0.051 |
| Tritanopia (no blue cones) | #006476 | 0.134 |
| Achromatopsia (no color) | #575757 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #434CAF
#434CAF
oklch(46.6% 0.156 274.7)
- #6B5800
#6B5800
oklch(46.6% 0.096 94.4)
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 #434CAF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.047
- Blue With A Hint Of Purple #533CC6 ΔE 0.053
- Blue Blue #2242C7 ΔE 0.060
- Majorelle Blue #3F37C9 ΔE 0.061
- Bluey Purple #6241C7 ΔE 0.064
- Twilight #4E518B ΔE 0.064
- Blurple #5539CC ΔE 0.064
- Iris #6258C4 ΔE 0.066
Use #434CAF 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.