#434E93
Closest named color: Twilight (#4E518B). oklch(45% 0.113 274.2), rgb(67, 78, 147).
Aa
White text reads best on this color (7.63:1).
About this color
#434E93 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.113 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.024 away. White text reads best on it, at 7.63:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.74:1 |
| White text | 7.63:1 |
Values
| HEX | #434E93 |
| RGB | rgb(67, 78, 147) |
| HSL | hsl(232, 37%, 42%) |
| OKLCH | oklch(45% 0.113 274.2) |
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 #434E93 | 7.63:1 | AAA | Lc -91.2 | Preferred for body text |
| Black text on #434E93 | 2.74:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #434E93 text on white | 7.63:1 | AAA | Lc 86.4 | Fine for body text |
| #434E93 text on black | 2.74:1 | Fails | Lc -15.7 | 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 800.
-
Step 50
50
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E6E9F7
oklch(93.6% 0.019 276.3)
-
Step 200
200
#D1D8F2
oklch(88.5% 0.037 273.7)
-
Step 300
300
#B3BEEC
oklch(80.9% 0.066 274.3)
-
Step 400
400
#8C9BE2
oklch(70.6% 0.105 274.3)
-
Step 500
500
#7181DA
oklch(63% 0.135 274.2)
-
Step 600
600
#5A69C8
oklch(55.6% 0.147 273.9)
-
Step 700
700
#4B57AD
oklch(49.2% 0.136 274.3)
-
Step 800
800 (this color)
#434E93
oklch(45% 0.113 274.2)
-
Step 900
900
#343C70
oklch(37.6% 0.089 274.7)
-
Step 950
950
#1E2441
oklch(27% 0.055 273.4)
#434E93 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) | #2F5796 | 0.031 |
| Deuteranopia (no green cones) | #265092 | 0.033 |
| Tritanopia (no blue cones) | #1D5D69 | 0.100 |
| Achromatopsia (no color) | #535353 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #434E93
#434E93
oklch(45% 0.113 274.2)
- #665400
#665400
oklch(45.1% 0.092 94.6)
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 #434E93, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.024
- Blueberry #464196 ΔE 0.035
- Dusk Blue #26538D ΔE 0.036
- Denim Blue #3B5B92 ΔE 0.037
- Dusk #4E5481 ΔE 0.041
- Dark Slate Blue #483D8B ΔE 0.045
- Light Navy Blue #2E5A88 ΔE 0.047
- Cobalt #1E488F ΔE 0.048
Use #434E93 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.