#34429D
Closest named color: Blueberry (#464196). oklch(42.3% 0.148 271.9), rgb(52, 66, 157).
Aa
White text reads best on this color (8.70:1).
About this color
#34429D is a dark, vivid blue. In OKLCH its lightness is 42%, its chroma 0.148 and its hue 272°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.028 away. White text reads best on it, at 8.70:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | vivid (0.148) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.41:1 |
| White text | 8.70:1 |
Values
| HEX | #34429D |
| RGB | rgb(52, 66, 157) |
| HSL | hsl(232, 50%, 41%) |
| OKLCH | oklch(42.3% 0.148 271.9) |
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 #34429D | 8.70:1 | AAA | Lc -94.0 | Preferred for body text |
| Black text on #34429D | 2.41:1 | Fails | Lc 14.5 | Not readable |
| #34429D text on white | 8.70:1 | AAA | Lc 89.5 | Fine for body text |
| #34429D text on black | 2.41:1 | Fails | Lc -12.8 | Not readable |
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
#F2F5FE
oklch(97% 0.012 271.3)
-
Step 100
100
#E4E9FB
oklch(93.6% 0.025 273.5)
-
Step 200
200
#CED8FA
oklch(88.5% 0.048 272.4)
-
Step 300
300
#ADBEF9
oklch(81% 0.086 271.9)
-
Step 400
400
#839AF6
oklch(70.8% 0.137 271.9)
-
Step 500
500
#667DF3
oklch(63.1% 0.177 272.1)
-
Step 600
600
#4F63E1
oklch(55.6% 0.192 271.8)
-
Step 700
700
#4151C4
oklch(49.1% 0.179 272)
-
Step 800
800 (this color)
#34429D
oklch(42.3% 0.148 271.9)
-
Step 900
900
#2D3A7E
oklch(37.7% 0.116 271.6)
-
Step 950
950
#1A224A
oklch(26.9% 0.075 272)
#34429D 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) | #0050A0 | 0.045 |
| Deuteranopia (no green cones) | #00479B | 0.038 |
| Tritanopia (no blue cones) | #005869 | 0.122 |
| Achromatopsia (no color) | #4B4B4B | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #34429D
#34429D
oklch(42.3% 0.148 271.9)
- #5F4C00
#5F4C00
oklch(42.4% 0.087 92.3)
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 #34429D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.028
- Cobalt #1E488F ΔE 0.036
- Dark Slate Blue #483D8B ΔE 0.042
- Sapphire #2138AB ΔE 0.042
- Dusk Blue #26538D ΔE 0.056
- Light Navy #155084 ΔE 0.064
- Twilight #4E518B ΔE 0.068
- Blue Blue #2242C7 ΔE 0.069
Use #34429D 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.