#4351A7
Closest named color: Blueberry (#464196). oklch(47% 0.138 273), rgb(67, 81, 167).
Aa
White text reads best on this color (7.06:1).
About this color
#4351A7 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 47%, its chroma 0.138 and its hue 273°. 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 7.06:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | moderately saturated (0.138) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.97:1 |
| White text | 7.06:1 |
Values
| HEX | #4351A7 |
| RGB | rgb(67, 81, 167) |
| HSL | hsl(232, 43%, 46%) |
| OKLCH | oklch(47% 0.138 273) |
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 #4351A7 | 7.06:1 | AAA | Lc -89.2 | Fine for body text |
| Black text on #4351A7 | 2.97:1 | Fails | Lc 19.8 | Dividers and decoration only |
| #4351A7 text on white | 7.06:1 | AAA | Lc 84.2 | Fine for body text |
| #4351A7 text on black | 2.97:1 | Fails | Lc -17.8 | 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
#E5E9F7
oklch(93.5% 0.019 273.2)
-
Step 200
200
#D1D8F2
oklch(88.5% 0.037 273.7)
-
Step 300
300
#B2BEED
oklch(80.8% 0.068 273.6)
-
Step 400
400
#8A9CE3
oklch(70.7% 0.106 272.6)
-
Step 500
500
#6F82DB
oklch(63.2% 0.135 272.9)
-
Step 600
600
#5869C9
oklch(55.6% 0.149 273.1)
-
Step 700
700 (this color)
#4351A7
oklch(47% 0.138 273)
-
Step 800
800
#3B488D
oklch(42.8% 0.114 272.7)
-
Step 900
900
#323D70
oklch(37.7% 0.088 272.4)
-
Step 950
950
#1D2442
oklch(27% 0.057 272.2)
#4351A7 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) | #225DAA | 0.041 |
| Deuteranopia (no green cones) | #0B54A5 | 0.046 |
| Tritanopia (no blue cones) | #006574 | 0.121 |
| Achromatopsia (no color) | #585858 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4351A7
#4351A7
oklch(47% 0.138 273)
- #6E5900
#6E5900
oklch(47.1% 0.097 92.9)
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 #4351A7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.047
- Twilight #4E518B ΔE 0.048
- Denim Blue #3B5B92 ΔE 0.048
- Dusky Blue #475F94 ΔE 0.054
- Dusk Blue #26538D ΔE 0.055
- Cobalt #1E488F ΔE 0.064
- Dark Slate Blue #483D8B ΔE 0.065
- Light Navy Blue #2E5A88 ΔE 0.065
Use #4351A7 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.